urlscan.io logo urlscan.io
SecurityTrails logo

www.instructor.cz Open in urlscan Pro
149.62.148.43  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://instructor.cz/
Effective URL: https://www.instructor.cz/
Submission: On May 04 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 20 IPs in 4 countries across 14 domains to perform 105 HTTP transactions. The main IP is 149.62.148.43, located in Brno, Czech Republic and belongs to MASTER-AS Czech Republic www.master.cz, CZ. The main domain is www.instructor.cz.
TLS certificate: Issued by R3 on April 8th 2022. Valid for: 3 months.
This is the only time www.instructor.cz was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

56    149.62.148.43 (Brno, Czech Republic)

ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ)
PTR: d4053.masterinter.net
instructor.cz
www.instructor.cz
1    2a00:1450:4001:80e::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
4    2a00:1450:4001:828::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.com
1    2a04:4e42:200::282 (United States)

ASN54113 (FASTLY, US)
polyfill.io
1    2a00:1450:4001:801::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
11    2a00:1450:4001:830::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
9    2a00:1450:4001:813::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.youtube.com
5    2a00:1450:4001:800::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.gstatic.com
2    2a02:26f0:3500:18::1724:a288 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)
consent.cookiebot.com
2    2a00:1450:4001:809::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google-analytics.com
1    108.138.7.118 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-108-138-7-118.fra56.r.cloudfront.net
static.hotjar.com
1    2a02:598:2::1033 (Czech Republic)

ASN43037 (SEZNAM-, CZ)
c.imedia.cz
2    2a02:598:a::78:60 (Czech Republic)

ASN43037 (SEZNAM-, CZ)
c.seznam.cz
1    52.222.236.63 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-52-222-236-63.fra56.r.cloudfront.net
script.hotjar.com
2    2a00:1450:4001:80e::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
googleads.g.doubleclick.net
1    2a00:1450:4001:82f::2006 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
static.doubleclick.net
4    2a00:1450:4001:813::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
jnn-pa.googleapis.com
1    2a02:26f0:3500:886::f09 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)
consentcdn.cookiebot.com
1    18.66.139.84 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-139-84.fra60.r.cloudfront.net
vars.hotjar.com
1    34.247.147.99 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-34-247-147-99.eu-west-1.compute.amazonaws.com
in.hotjar.com
1    2a00:1450:4001:829::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
pagead2.googlesyndication.com
Apex Domain
Subdomains		 Transfer
56 instructor.cz
instructor.cz
www.instructor.cz
683 KB
16 gstatic.com
fonts.gstatic.com
www.gstatic.com
463 KB
9 youtube.com
www.youtube.com — Cisco Umbrella Rank: 88
731 KB
5 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 111
jnn-pa.googleapis.com — Cisco Umbrella Rank: 336
23 KB
4 hotjar.com
static.hotjar.com — Cisco Umbrella Rank: 920
script.hotjar.com — Cisco Umbrella Rank: 1202
vars.hotjar.com — Cisco Umbrella Rank: 1251
in.hotjar.com — Cisco Umbrella Rank: 2229
67 KB
4 google.com
www.google.com — Cisco Umbrella Rank: 20
36 KB
3 doubleclick.net
googleads.g.doubleclick.net — Cisco Umbrella Rank: 65
static.doubleclick.net — Cisco Umbrella Rank: 419
1 KB
3 cookiebot.com
consent.cookiebot.com — Cisco Umbrella Rank: 5334
consentcdn.cookiebot.com — Cisco Umbrella Rank: 6125
72 KB
2 seznam.cz
c.seznam.cz — Cisco Umbrella Rank: 74095
22 KB
2 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 101
20 KB
1 googlesyndication.com
pagead2.googlesyndication.com — Cisco Umbrella Rank: 119
548 B
1 imedia.cz
c.imedia.cz — Cisco Umbrella Rank: 93043
321 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 142
67 KB
1 polyfill.io
polyfill.io — Cisco Umbrella Rank: 1977
417 B
105 14
Domain Requested by
55 www.instructor.cz www.instructor.cz
11 fonts.gstatic.com fonts.googleapis.com
www.youtube.com
9 www.youtube.com www.instructor.cz
www.youtube.com
5 www.gstatic.com www.google.com
www.youtube.com
www.gstatic.com
4 jnn-pa.googleapis.com www.youtube.com
4 www.google.com www.instructor.cz
www.gstatic.com
www.youtube.com
www.google.com
2 googleads.g.doubleclick.net 1 redirects www.youtube.com
2 c.seznam.cz www.instructor.cz
2 www.google-analytics.com www.googletagmanager.com
2 consent.cookiebot.com www.googletagmanager.com
consent.cookiebot.com
1 pagead2.googlesyndication.com www.googletagmanager.com
1 in.hotjar.com script.hotjar.com
1 vars.hotjar.com static.hotjar.com
1 consentcdn.cookiebot.com consent.cookiebot.com
1 static.doubleclick.net www.youtube.com
1 script.hotjar.com static.hotjar.com
1 c.imedia.cz 1 redirects
1 static.hotjar.com www.googletagmanager.com
1 www.googletagmanager.com www.instructor.cz
1 polyfill.io www.instructor.cz
1 fonts.googleapis.com www.instructor.cz
1 instructor.cz 1 redirects
105 22
Subject Issuer Validity Valid
instructor.cz
R3		 2022-04-08 -
2022-07-07		 3 months crt.sh
upload.video.google.com
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
www.google.com
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
polyfill.io
GlobalSign Atlas R3 DV TLS CA 2022 Q1		 2022-03-08 -
2023-04-09		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
*.gstatic.com
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
*.google.com
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
consent.cookiebot.com
DigiCert ECC Extended Validation Server CA		 2020-06-11 -
2022-06-11		 2 years crt.sh
*.hotjar.com
Amazon		 2021-11-25 -
2022-12-23		 a year crt.sh
*.doubleclick.net
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh
*.cookiebot.com
DigiCert SHA2 Secure Server CA		 2021-07-05 -
2022-07-13		 a year crt.sh
c.seznam.cz
R3		 2022-03-16 -
2022-06-14		 3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3		 2022-04-11 -
2022-07-04		 3 months crt.sh

This page contains 5 frames:

Primary Page: https://www.instructor.cz/
Frame ID: 92BBF009EB974501DE3102083B6DB668
Requests: 80 HTTP requests in this frame

Frame: https://www.youtube.com/embed/L9LRkyyssO0
Frame ID: 0C96CF7E1BF2A3E81C2C76FE3C7E4AEE
Requests: 17 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
Frame ID: 0704E4480711B5A25CB7AFDE09BCD44A
Requests: 4 HTTP requests in this frame

Frame: https://consentcdn.cookiebot.com/sdk/bc-v4.min.html
Frame ID: 274C066C4CEACB3C644BFB0F8B4EB22D
Requests: 1 HTTP requests in this frame

Frame: https://vars.hotjar.com/box-21ccaa45726c0f3c8c458f7a87eb2298.html
Frame ID: 6FC9DF54D39BC84C7C0496E062B5FFB6
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Česká jednička na online školení BOZP a PO | INSTRUCTOR

Page URL History Show full URLs

  1. http://instructor.cz/ HTTP 301
    https://www.instructor.cz/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • (?:prototype|protoaculous)(?:-([\d.]*[\d]))?.*\.js
Overall confidence: 100%
Detected patterns
  • consent\.cookiebot\.com
Overall confidence: 100%
Detected patterns
  • googlesyndication\.com/
Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com
Overall confidence: 100%
Detected patterns
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/
Overall confidence: 100%
Detected patterns
  • /polyfill\.min\.js
Overall confidence: 100%
Detected patterns
  • /recaptcha/api\.js

Page Statistics

105
Requests

98 %
HTTPS

76 %
IPv6

14
Domains

22
Subdomains

20
IPs

4
Countries

2184 kB
Transfer

5793 kB
Size

9
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://instructor.cz/ HTTP 301
    https://www.instructor.cz/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 78
  • https://c.imedia.cz/js/retargeting.js HTTP 301
  • https://c.seznam.cz/js/retargeting.js
Request Chain 81
  • https://googleads.g.doubleclick.net/pagead/id HTTP 302
  • https://googleads.g.doubleclick.net/pagead/id?slf_rd=1

105 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.instructor.cz/
Redirect Chain
  • http://instructor.cz/
  • https://www.instructor.cz/
69 KB
11 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 / PHP/7.4.28
Resource Hash
31d27e8e7668880499a27845e3011050bd72a24f9488b43f4fa6e5f28cd394c2

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

age
0
cache-control
max-age=0, must-revalidate, private
content-encoding
gzip
content-language
cs
content-type
text/html; charset=UTF-8
date
Wed, 04 May 2022 09:10:21 GMT
expires
Wed, 04 May 2022 09:10:21 GMT
link
<https://www.instructor.cz/api/docs.jsonld>; rel="http://www.w3.org/ns/hydra/core#apiDocumentation"
server
nginx/1.14.1
via
1.1 varnish (Varnish/6.0)
x-powered-by
PHP/7.4.28
x-varnish
85623906

Redirect headers

Connection
keep-alive
Content-Type
text/html
Date
Wed, 04 May 2022 09:10:20 GMT
Location
https://www.instructor.cz/
Server
nginx/1.14.1
Transfer-Encoding
chunked
app.23a3195b.css
www.instructor.cz/build/ 		343 KB
37 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/build/app.23a3195b.css
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
cd3f55b03ebc42ed5345c1b956cc5413df043f67f46ad3845d19ed9c69c049b5

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
W/"62288701-55b1b"
content-type
text/css
cache-control
max-age=31536000
expires
Thu, 04 May 2023 09:10:21 GMT
css2
fonts.googleapis.com/ 		9 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80e::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
c0e7f2784e87de959b6f8b8d099187c06ca2139833bd2177e5a21308e3fa31c3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
x-xss-protection
0
last-modified
Wed, 04 May 2022 09:10:21 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
date
Wed, 04 May 2022 09:10:21 GMT
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Wed, 04 May 2022 09:10:21 GMT
api.js
www.google.com/recaptcha/ 		850 B
967 B 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google.com/recaptcha/api.js?hl=cs
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:828::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
78954e4eb30d60704ac60799137e1a1766717cc1380acefbd96cb3feabc7e6f0
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
GSE
x-frame-options
SAMEORIGIN
content-type
text/javascript; charset=UTF-8
cache-control
private, max-age=300
cross-origin-resource-policy
cross-origin
content-security-policy
frame-ancestors 'self'
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
554
x-xss-protection
1; mode=block
expires
Wed, 04 May 2022 09:10:21 GMT
5f16bee6a39d1_prevent.svg
www.instructor.cz/media/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5f16bee6a39d1_prevent.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
5f7aecedd45f129a84b0afa8cf623176331def78144bc5f2d5c69fc67c12fcf6

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:31 GMT
server
nginx/1.14.1
etag
"604f271b-aa9"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2729
expires
Thu, 04 May 2023 09:10:21 GMT
5f16bfec29811_edunio.svg
www.instructor.cz/media/ 		2 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5f16bfec29811_edunio.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
8441d7b52608c1e3b1d9805abe53fbcac5840bfdb35523f1d6caaeb42b9cd766

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:26 GMT
server
nginx/1.14.1
etag
"604f2716-9c9"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2505
expires
Thu, 04 May 2023 09:10:21 GMT
60475b2a09d06_602e4771dad6a_verejnysektor3.svg
www.instructor.cz/media/ 		13 KB
13 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/60475b2a09d06_602e4771dad6a_verejnysektor3.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
91cfc239c2614d3969c677d841a6ff7da2267eb90e5bf48246dfa09caee7e6a8

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:35 GMT
server
nginx/1.14.1
etag
"604f271f-3322"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
13090
expires
Thu, 04 May 2023 09:10:21 GMT
5f16c03238e50_firemni-lekar.svg
www.instructor.cz/media/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5f16c03238e50_firemni-lekar.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
df6d72b902ad28ebb8cc9121b0536cc1c8927fab3d75a872e1adccba4fb57c93

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:07 GMT
server
nginx/1.14.1
etag
"604f2703-1042"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
4162
expires
Thu, 04 May 2023 09:10:21 GMT
616ed43f9ba97_medbook2.svg
www.instructor.cz/media/ 		9 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/616ed43f9ba97_medbook2.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
2062ae0ea05f7174dab8de32fd7136e160343fe0e06f8b09fc6b605c0cc0a26d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Tue, 19 Oct 2021 14:20:47 GMT
server
nginx/1.14.1
etag
"616ed43f-2475"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
9333
expires
Thu, 04 May 2023 09:10:21 GMT
flag-cs.2f8b5703.svg
www.instructor.cz/build/img/icons/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/flag-cs.2f8b5703.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
f550226959e3cf76879c36f226129fdecd9e1add4608c602a925f31efb607620

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-4fb"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1275
expires
Thu, 04 May 2023 09:10:21 GMT
flag-en.a9272560.svg
www.instructor.cz/build/img/icons/ 		11 KB
11 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/flag-en.a9272560.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
3b9256798f0b1763bddb202c8b370c20af4ba299b3c0eadd3fc4ea812adfd8fb

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-2cb1"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
11441
expires
Thu, 04 May 2023 09:10:21 GMT
5ff31da2bc26f_ins-zmensene2.svg
www.instructor.cz/media/ 		33 KB
33 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5ff31da2bc26f_ins-zmensene2.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
975a5f63ba66793849855ca6b0fdfc4db7177dd2304500bd120910f2babd946f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:29 GMT
server
nginx/1.14.1
etag
"604f2719-84bc"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
33980
expires
Thu, 04 May 2023 09:10:21 GMT
5ff5be149aab9_ins-white-footer.svg
www.instructor.cz/media/ 		17 KB
17 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5ff5be149aab9_ins-white-footer.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4dcb041383f1f588f738da207513f28f428285ec36567305bf959076518ddd7b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:29 GMT
server
nginx/1.14.1
etag
"604f2719-429c"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
17052
expires
Thu, 04 May 2023 09:10:21 GMT
bg-01.c31905c2.webp
www.instructor.cz/build/img/layout/ 		15 KB
15 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/layout/bg-01.c31905c2.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4d7c7278ad3b9f9a09b0313090409387f710ac8929ddd71fca03cf16a51a771f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-3c96"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
15510
expires
Thu, 04 May 2023 09:10:21 GMT
play-button-instructor.7ff2d419.svg
www.instructor.cz/build/img/icons/ 		1 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/play-button-instructor.7ff2d419.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
706451a0c500c0eba0b12e1d2fb5a55fa70bf1b5e8404a356723463a24218dc8

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-5c3"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1475
expires
Thu, 04 May 2023 09:10:21 GMT
screen-01-symbols-instructor.39aa9fed.svg
www.instructor.cz/build/img/layout/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/layout/screen-01-symbols-instructor.39aa9fed.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
a78218c89e35a85a2e6e6eb397b1da25c9d5091d34dd6eb891c4cde171cdff19

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-1765"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
5989
expires
Thu, 04 May 2023 09:10:21 GMT
1620244145-605486c6578e1_INSTRUCTOR-hLavni_nahled_platformy.webp
www.instructor.cz/media/cache/HeaderImage/media/ 		58 KB
59 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/HeaderImage/media/1620244145-605486c6578e1_INSTRUCTOR-hLavni_nahled_platformy.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
194db41f6d4c3d24abd7c7c0d8779197a0fb06cb0cf7b316fabfeebe94cd8d3b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:12 GMT
server
nginx/1.14.1
etag
"6092f7e4-e958"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
59736
expires
Thu, 04 May 2023 09:10:21 GMT
5fb6460d15c69_Group%2020.svg
www.instructor.cz/media/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb6460d15c69_Group%2020.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
2357eda85202489c9ea9733051da0c86cac500618a4b50cfbbe23d68b438cbc1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:28 GMT
server
nginx/1.14.1
etag
"604f2718-20fd"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
8445
expires
Thu, 04 May 2023 09:10:21 GMT
5fb6462110e7f_Group%2015.svg
www.instructor.cz/media/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb6462110e7f_Group%2015.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
c20e2174c2ff686b47654124082f62bca5049078d28bf10215d4f34ff1b46b32

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:28 GMT
server
nginx/1.14.1
etag
"604f2718-2051"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
8273
expires
Thu, 04 May 2023 09:10:21 GMT
5fb6463cd31dc_Group%2019.svg
www.instructor.cz/media/ 		7 KB
7 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb6463cd31dc_Group%2019.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
f16ea244c3da00e8c5e94e2319c7eb3d32c89a1dc05c16de2fe6dac1e9700d57

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:07 GMT
server
nginx/1.14.1
etag
"604f2703-1c3b"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
7227
expires
Thu, 04 May 2023 09:10:21 GMT
5fb647e7ea8d8_Group%2057.svg
www.instructor.cz/media/ 		10 KB
10 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb647e7ea8d8_Group%2057.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
46207a4cc1b424c4258b116016b720e39a6a80b460c6e7ed56e3686a29ea2459

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:09 GMT
server
nginx/1.14.1
etag
"604f2705-2910"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
10512
expires
Thu, 04 May 2023 09:10:21 GMT
screen-02-symbols-instructor.21211216.svg
www.instructor.cz/build/img/layout/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/layout/screen-02-symbols-instructor.21211216.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
d0afbd4aa77e08225c7527a4170393f64cfc77d2681c74cea899cc35eaca77c7

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-162b"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
5675
expires
Thu, 04 May 2023 09:10:21 GMT
1620243547-Dokonaly%CC%81%20pr%CC%8Cehled%20s%CC%8Ckoleni%CC%81.webp
www.instructor.cz/media/cache/HPItemImage/media/ 		69 KB
69 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/HPItemImage/media/1620243547-Dokonaly%CC%81%20pr%CC%8Cehled%20s%CC%8Ckoleni%CC%81.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
764e7d8901e7af2e9b0f9e1e48b75efc30b31ca587d1d3102b56391a49bdc366

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Tue, 18 Jan 2022 14:53:11 GMT
server
nginx/1.14.1
etag
"61e6d457-114f4"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
70900
expires
Thu, 04 May 2023 09:10:21 GMT
5fb64800c847a_Group%2033.svg
www.instructor.cz/media/ 		7 KB
7 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb64800c847a_Group%2033.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
6e5f17d5730b0732308afee5404df5d7a6c3e52bd20a5c70398f9c3969c8f203

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:32 GMT
server
nginx/1.14.1
etag
"604f271c-1b02"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
6914
expires
Thu, 04 May 2023 09:10:21 GMT
1620243412-Main_online_kurzy_prevent.webp
www.instructor.cz/media/cache/HPItemImage/media/ 		93 KB
94 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/HPItemImage/media/1620243412-Main_online_kurzy_prevent.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4643ff60f7bfa3ac739860a6b532444be744f1b906930824fcdf5de67c4b55fb

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 19 Jan 2022 13:25:11 GMT
server
nginx/1.14.1
etag
"61e81137-175a2"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
95650
expires
Thu, 04 May 2023 09:10:21 GMT
5fb6481b06eaf_Group%2017.svg
www.instructor.cz/media/ 		5 KB
5 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/5fb6481b06eaf_Group%2017.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
43144b1de3510e64b8b0fa0896a8b76b5b4d4e4232067f8f334cf0e25fba01ea

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Mon, 15 Mar 2021 09:21:36 GMT
server
nginx/1.14.1
etag
"604f2720-12f6"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
4854
expires
Thu, 04 May 2023 09:10:21 GMT
1620243552-PREVENT%20Podpora%20%281%29.webp
www.instructor.cz/media/cache/HPItemImage/media/ 		46 KB
47 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/HPItemImage/media/1620243552-PREVENT%20Podpora%20%281%29.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
eb9afdbe82e5b837867457d73e6215c0f7a151ead3e8a303794b6747443f473b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 19 Jan 2022 13:24:43 GMT
server
nginx/1.14.1
etag
"61e8111b-b9fe"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
47614
expires
Thu, 04 May 2023 09:10:21 GMT
1620243845-allianz.webp
www.instructor.cz/media/cache/Logo/media/ 		3 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243845-allianz.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
5682fd5c2d505b6f6b9647e9d7c53298683d41c7418a62f9893ac9b483723736

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:15 GMT
server
nginx/1.14.1
etag
"6092f7e7-dbe"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3518
expires
Thu, 04 May 2023 09:10:21 GMT
1620243856-600b05ada7872_continental.webp
www.instructor.cz/media/cache/Logo/media/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243856-600b05ada7872_continental.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
40d2261050b212b09a0da746fd02a639e62356993f8beb865462c374381e84a4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-e7a"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3706
expires
Thu, 04 May 2023 09:10:21 GMT
1620243858-600b05e0b2458_deloite.webp
www.instructor.cz/media/cache/Logo/media/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243858-600b05e0b2458_deloite.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
5a9407ccbce9e5c9a135ab3eee1198c36627d8eb5b479b6431cc4608002c4d32

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-c58"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3160
expires
Thu, 04 May 2023 09:10:21 GMT
1620243858-dhl.webp
www.instructor.cz/media/cache/Logo/media/ 		2 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243858-dhl.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4977386109af34201f492f4e38d8bb0ff15afd29e6747c6b4d39dcd611d02aac

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-8be"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2238
expires
Thu, 04 May 2023 09:10:21 GMT
1620243859-ey-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		818 B
998 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243859-ey-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
91ffc17d2e2b1239abea4235e9e7cac9371230ffafe24e99675380f0873fa126

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-332"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
818
expires
Thu, 04 May 2023 09:10:21 GMT
1620243860-ibm-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		2 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243860-ibm-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
382ba36564660237404a237c609fe2a172d52f1cccff43975f6117733199e7ce

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-778"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1912
expires
Thu, 04 May 2023 09:10:21 GMT
1620243861-kpmg-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243861-kpmg-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
7b055b628987a4e91f690b380a14b03ac88da6a9913231d91fdd73737a83c4ab

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-a78"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
2680
expires
Thu, 04 May 2023 09:10:21 GMT
1643376459-logo_ppf.webp
www.instructor.cz/media/cache/Logo/media/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1643376459-logo_ppf.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4496b967f948a2206d5b1adf3751f71649a4ad90c172f97b9dbfb454e41464d5

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Fri, 28 Jan 2022 13:27:51 GMT
server
nginx/1.14.1
etag
"61f3ef57-4ac"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1196
expires
Thu, 04 May 2023 09:10:21 GMT
1620243863-mas-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243863-mas-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
2e3bebe59d983d94bbc2b1d11f30292a5b94628ac1d7be2539628ea72b7e0d70

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:12 GMT
server
nginx/1.14.1
etag
"6092f7e4-101a"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
4122
expires
Thu, 04 May 2023 09:10:21 GMT
1620243864-porsche-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		2 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243864-porsche-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
e339f2d4745a7b4847160d5ad4f851e2d12dc1cbe8b14413ca36e00bb7b43f61

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:17 GMT
server
nginx/1.14.1
etag
"6092f7e9-6ae"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1710
expires
Thu, 04 May 2023 09:10:21 GMT
1620243854-rsdcr-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243854-rsdcr-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
5df3e3a1b62b2527697b74f000debed01dacdb0bfacc0bba7005b2cb4f461494

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:13 GMT
server
nginx/1.14.1
etag
"6092f7e5-e96"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3734
expires
Thu, 04 May 2023 09:10:21 GMT
1620243865-sap-logo.webp
www.instructor.cz/media/cache/Logo/media/ 		1 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/Logo/media/1620243865-sap-logo.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
4647f5c23aa1df05fb2c2eae09c8f90bd96808adebad87bfcd272fdfbf95e97b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:14 GMT
server
nginx/1.14.1
etag
"6092f7e6-5d6"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1494
expires
Thu, 04 May 2023 09:10:21 GMT
bg-03.8f466d2e.webp
www.instructor.cz/build/img/layout/ 		5 KB
5 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/layout/bg-03.8f466d2e.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
0a20d84c19c0b621fc93cbd0dc4bc4e50ee638d4b38cd7284532a70fd664cb01

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-12a6"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
4774
expires
Thu, 04 May 2023 09:10:21 GMT
1620243712-kiwi-logo_online_skoleni_prevent.webp
www.instructor.cz/media/cache/SliderImg/media/ 		18 KB
18 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/SliderImg/media/1620243712-kiwi-logo_online_skoleni_prevent.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
16a5b18e42584f0bb4bcdc35f57e66312367ed7d8a00a28ea1ae5cfc01099eb4

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:42:21 GMT
server
nginx/1.14.1
etag
"6092f51d-466c"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
18028
expires
Thu, 04 May 2023 09:10:21 GMT
1620243724-sazka_logo_online_skoleni_prevent.webp
www.instructor.cz/media/cache/SliderImg/media/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/SliderImg/media/1620243724-sazka_logo_online_skoleni_prevent.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
17786b1d73eb4fea070c18e9eac8379b0b6132959e681a95c4d9585c2af10fae

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:42:21 GMT
server
nginx/1.14.1
etag
"6092f51d-1758"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
5976
expires
Thu, 04 May 2023 09:10:21 GMT
1620243257-nakit_logo_en_pos_color_300.webp
www.instructor.cz/media/cache/SliderImg/media/ 		21 KB
21 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/SliderImg/media/1620243257-nakit_logo_en_pos_color_300.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
0eaef08d8c8668f2cd9ee55cf655d7f1acb9d540d524e7e78072bb5cbca9a96a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:34:20 GMT
server
nginx/1.14.1
etag
"6092f33c-5212"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
21010
expires
Thu, 04 May 2023 09:10:21 GMT
1620244050-5fc4f78b5c32c_happyuser_edunio.webp
www.instructor.cz/media/cache/SliderImg/media/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/SliderImg/media/1620244050-5fc4f78b5c32c_happyuser_edunio.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
3b8946ead3f51bfdf149f2b505a54d46a7c71c8748e878c322765579133fd17d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:15 GMT
server
nginx/1.14.1
etag
"6092f7e7-be8"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3048
expires
Thu, 04 May 2023 09:10:21 GMT
1620244048-5fc4f78b5c32c_happyuser_edunio.webp
www.instructor.cz/media/cache/SliderImg/media/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/SliderImg/media/1620244048-5fc4f78b5c32c_happyuser_edunio.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
3b8946ead3f51bfdf149f2b505a54d46a7c71c8748e878c322765579133fd17d

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:15 GMT
server
nginx/1.14.1
etag
"6092f7e7-be8"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3048
expires
Thu, 04 May 2023 09:10:21 GMT
1620244069-Jana-klientska-Podpora-INSTRUCTOR.webp
www.instructor.cz/media/cache/BlockPersonImage/media/ 		17 KB
17 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/media/cache/BlockPersonImage/media/1620244069-Jana-klientska-Podpora-INSTRUCTOR.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
083b747637450e6624c9a03b88d1d4ec2379126c70d7b75ef62b8763eb4f5d62

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 05 May 2021 19:54:16 GMT
server
nginx/1.14.1
etag
"6092f7e8-44e8"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
17640
expires
Thu, 04 May 2023 09:10:21 GMT
bg-02-instructor.5a5ec44f.webp
www.instructor.cz/build/img/layout/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/layout/bg-02-instructor.5a5ec44f.webp
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
8061db3b89f22718337d178791aa2c7e5979032b22322c290a1a041447c8f74a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-1796"
content-type
image/webp
cache-control
max-age=31536000
accept-ranges
bytes
content-length
6038
expires
Thu, 04 May 2023 09:10:21 GMT
closer.8760a0b3.svg
www.instructor.cz/build/img/icons/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/closer.8760a0b3.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
a4e76fafded514478e2b6cb7dbadae076cb5870dd99587b14ca4710d0cb60ce0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-46c"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1132
expires
Thu, 04 May 2023 09:10:21 GMT
thumb-instructor.c58f2f0c.svg
www.instructor.cz/build/img/icons/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/thumb-instructor.c58f2f0c.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
05c8f154cc10a33338fa024b5ae615cc41824db74e11ddf26cd9fc018b9892c8

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-bc8"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3016
expires
Thu, 04 May 2023 09:10:21 GMT
envelope.715c3f68.svg
www.instructor.cz/build/img/icons/ 		3 KB
3 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/img/icons/envelope.715c3f68.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
49fe2d35e76acd98a72c79ccc21c5e9eb25594a2f6499cc2d38195554f258868

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-c88"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
3208
expires
Thu, 04 May 2023 09:10:21 GMT
polyfill.min.js
polyfill.io/v3/ 		101 B
417 B 		Script
General
Check archive.org
Download Go to
Full URL
https://polyfill.io/v3/polyfill.min.js?features=Object.assign%2CElement.prototype.matches%2CArray.from%2CElement.prototype.closest
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:200::282 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
d7f817255acac24d24766a420471f23c0796b5228b84f8432bf70570ed870b72

Request headers

Referer
https://www.instructor.cz/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
br
last-modified
Sun, 01 May 2022 23:30:31 GMT
age
0
vary
User-Agent, Accept-Encoding
access-control-allow-methods
GET,HEAD,OPTIONS
content-type
text/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, s-maxage=31536000, max-age=604800, stale-while-revalidate=604800, stale-if-error=604800
useragent_normaliser
chrome/101.0.0
server-timing
cache-mxp6981, PASS, fastly;desc="Edge time";dur=13
accept-ranges
bytes
content-length
94
runtime.cf4317a3.js
www.instructor.cz/build/ 		1 KB
918 B 		Script
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/build/runtime.cf4317a3.js
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
b4fa567cbf1260f3a3eb142e37b6201533a0112b85b8986d1c78d773a8e955ad

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
W/"62288701-5e1"
content-type
application/javascript
cache-control
max-age=31536000
expires
Thu, 04 May 2023 09:10:21 GMT
0.2dbd681a.js
www.instructor.cz/build/ 		35 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/build/0.2dbd681a.js
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
1a91dbf500740577eb4dec0a1965f1993e686771bce2f67928f53e2546fde497

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
W/"62288701-8aa7"
content-type
application/javascript
cache-control
max-age=31536000
expires
Thu, 04 May 2023 09:10:21 GMT
2.d3c7f25e.js
www.instructor.cz/build/ 		146 KB
45 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/build/2.d3c7f25e.js
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
11a85b004d1e900eba2698bf778c978e38662f6368e015c48f49e2129f9bec67

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
W/"62288701-24652"
content-type
application/javascript
cache-control
max-age=31536000
expires
Thu, 04 May 2023 09:10:21 GMT
app.a05a1ba4.js
www.instructor.cz/build/ 		46 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.instructor.cz/build/app.a05a1ba4.js
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
a46e66e5e5ea9618dde9e8e082fbb26bc63e77dfd086e3f093b2d49c30eac547

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
W/"62288701-b6ac"
content-type
application/javascript
cache-control
max-age=31536000
expires
Thu, 04 May 2023 09:10:21 GMT
gtm.js
www.googletagmanager.com/ 		184 KB
67 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:801::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
341f9091df9725c4e7c0c16c6000303be6a93a418d517b877077f1985fbb3ae9
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
br
server
Google Tag Manager
access-control-allow-headers
Cache-Control
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
strict-transport-security
max-age=31536000; includeSubDomains
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
67781
x-xss-protection
0
expires
Wed, 04 May 2022 09:10:21 GMT
triangle-down.1ce1a239.svg
www.instructor.cz/build/images/ 		666 B
849 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/images/triangle-down.1ce1a239.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/build/app.23a3195b.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
cb6c4b2fc8407d5caf744477792cbd16a5e700abd9ddd9a21d790ffa55d3db8b

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/build/app.23a3195b.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-29a"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
666
expires
Thu, 04 May 2023 09:10:21 GMT
KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v29/ 		15 KB
16 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOmCnqEu92Fr1Mu4mxK.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
cc46322d5c4d41da447f26f7fa714827f2ec9a112968c12ef5736c7494985eca
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Fri, 29 Apr 2022 01:46:21 GMT
x-content-type-options
nosniff
age
458640
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
15688
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:19 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Sat, 29 Apr 2023 01:46:21 GMT
NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzYw.woff2
fonts.gstatic.com/s/titilliumweb/v15/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/titilliumweb/v15/NaPDcZTIAOhVxoMyOr9n_E7ffHjDGItzYw.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
d5c1172f24f4f49f780c65cf5be897527fd08f3662a2ba8db0cfe0057d92e367
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 19:25:24 GMT
x-content-type-options
nosniff
age
567897
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
11796
x-xss-protection
0
last-modified
Wed, 27 Apr 2022 15:47:01 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Thu, 27 Apr 2023 19:25:24 GMT
NaPecZTIAOhVxoMyOr9n_E7fdMPmDQ.woff2
fonts.gstatic.com/s/titilliumweb/v15/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/titilliumweb/v15/NaPecZTIAOhVxoMyOr9n_E7fdMPmDQ.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
557f6d0883db85be712c3a77baa38875ddf99ecbdfd6fec98e5c0b1f7a0e1532
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 19:24:55 GMT
x-content-type-options
nosniff
age
567926
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
12372
x-xss-protection
0
last-modified
Wed, 27 Apr 2022 16:19:22 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Thu, 27 Apr 2023 19:24:55 GMT
L9LRkyyssO0
www.youtube.com/embed/ Frame 0C96 		62 KB
26 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/embed/L9LRkyyssO0
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
b9600674a17210eb78f032b19a2e2bb6c14a60116b40447d1e9ebf0525c0bb68
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.instructor.cz/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
br
content-type
text/html; charset=utf-8
critical-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
date
Wed, 04 May 2022 09:10:21 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
p3p
CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=de for more info."
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-platform=*, ch-ua-platform-version=*
pragma
no-cache
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
server
ESF
strict-transport-security
max-age=31536000
x-content-type-options
nosniff
x-xss-protection
0
KFOlCnqEu92Fr1MmWUlfBBc4.woff2
fonts.gstatic.com/s/roboto/v29/ 		15 KB
16 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOlCnqEu92Fr1MmWUlfBBc4.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
0eaeadb58e6995ba85eccb6198aaef77eeb1d4b66699e4e1f3fc10eb6adfcdb9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 17:56:19 GMT
x-content-type-options
nosniff
age
573242
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
15828
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:28 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Thu, 27 Apr 2023 17:56:19 GMT
KFOlCnqEu92Fr1MmSU5fBBc4.woff2
fonts.gstatic.com/s/roboto/v29/ 		15 KB
15 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOlCnqEu92Fr1MmSU5fBBc4.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
33530b007071281a97e79baab13ddf7cc4b9de942ebd3e212224857335f7cb97
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 17:58:32 GMT
x-content-type-options
nosniff
age
573109
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
15732
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:20 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Thu, 27 Apr 2023 17:58:32 GMT
NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzY4SY.woff2
fonts.gstatic.com/s/titilliumweb/v15/ 		7 KB
7 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/titilliumweb/v15/NaPDcZTIAOhVxoMyOr9n_E7ffHjDGIVzY4SY.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
8f8ebc7e5d94244c2499c5f4c10c4d28639ce2d6126e52de3e9842ce64977391
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 21:10:37 GMT
x-content-type-options
nosniff
age
561584
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
6660
x-xss-protection
0
last-modified
Wed, 27 Apr 2022 15:44:43 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Thu, 27 Apr 2023 21:10:37 GMT
KFOlCnqEu92Fr1MmWUlfChc4EsA.woff2
fonts.gstatic.com/s/roboto/v29/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOlCnqEu92Fr1MmWUlfChc4EsA.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
336bb30461d407ee72236de87aca4fe68d611e1bee0030326778c858a4685b1c
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 21:18:23 GMT
x-content-type-options
nosniff
age
129118
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
11836
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:22 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Tue, 02 May 2023 21:18:23 GMT
KFOlCnqEu92Fr1MmSU5fChc4EsA.woff2
fonts.gstatic.com/s/roboto/v29/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOlCnqEu92Fr1MmSU5fChc4EsA.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
b448446e0e9bcadc01d54b55d28469282d21d55e98fab894c289192ba62b0478
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 03:00:31 GMT
x-content-type-options
nosniff
age
22190
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
11812
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:19 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Thu, 04 May 2023 03:00:31 GMT
symbols-02-instructor.11ab1a73.svg
www.instructor.cz/build/images/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/images/symbols-02-instructor.11ab1a73.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/build/app.23a3195b.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
bb411f614303dff1fb78be1697243cfc3b8429c5d28f405c6574c7e7099629f7

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/build/app.23a3195b.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-4b5"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
1205
expires
Thu, 04 May 2023 09:10:21 GMT
symbols-01-instructor.fcf221ee.svg
www.instructor.cz/build/images/ 		4 KB
4 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.instructor.cz/build/images/symbols-01-instructor.fcf221ee.svg
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/build/app.23a3195b.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
149.62.148.43 Brno, Czech Republic, ASN24971 (MASTER-AS Czech Republic www.master.cz, CZ),
Reverse DNS
d4053.masterinter.net
Software
nginx/1.14.1 /
Resource Hash
adf9edc25bc8e9dfcb7d916a3f46f8abdae73630920925e38d4998d8a5bdbefa

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/build/app.23a3195b.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
last-modified
Wed, 09 Mar 2022 10:52:49 GMT
server
nginx/1.14.1
etag
"62288701-fc8"
content-type
image/svg+xml
cache-control
max-age=31536000
accept-ranges
bytes
content-length
4040
expires
Thu, 04 May 2023 09:10:21 GMT
NaPecZTIAOhVxoMyOr9n_E7fdM3mDbRS.woff2
fonts.gstatic.com/s/titilliumweb/v15/ 		7 KB
7 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/titilliumweb/v15/NaPecZTIAOhVxoMyOr9n_E7fdM3mDbRS.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
05e415164465aa7031a976c10aeb71e4fa19bb4958104c769e32c47f9f05c1a1
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 27 Apr 2022 21:10:37 GMT
x-content-type-options
nosniff
age
561584
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
6776
x-xss-protection
0
last-modified
Wed, 27 Apr 2022 16:14:56 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="apps-themes"
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
expires
Thu, 27 Apr 2023 21:10:37 GMT
KFOmCnqEu92Fr1Mu7GxKOzY.woff2
fonts.gstatic.com/s/roboto/v29/ 		12 KB
12 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v29/KFOmCnqEu92Fr1Mu7GxKOzY.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700&family=Titillium+Web:wght@300;400;700&display=fallback
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
4e959d9106d846030c0a62de668ec7c5810a3a1282c4f4ca98e1ea0756c75b8e
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://fonts.googleapis.com/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Tue, 03 May 2022 08:01:19 GMT
x-content-type-options
nosniff
age
90542
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
11860
x-xss-protection
0
last-modified
Wed, 22 Sep 2021 16:13:24 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Wed, 03 May 2023 08:01:19 GMT
www-player.css
www.youtube.com/s/player/dfe7ea14/ Frame 0C96 		335 KB
46 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/www-player.css
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
ba2b65836b472334c8abe1133ccdd57f61ccc6ae8c64dfad891735b080475611
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:04:18 GMT
content-encoding
br
x-content-type-options
nosniff
age
151563
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
47149
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/css
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:04:18 GMT
www-embed-player.js
www.youtube.com/s/player/dfe7ea14/www-embed-player.vflset/ Frame 0C96 		277 KB
85 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/www-embed-player.vflset/www-embed-player.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
b7dbce7b6a67a928e71f7019520ebfebcb0ab55b5d68095460af58d7ecf77949
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:04:18 GMT
content-encoding
br
x-content-type-options
nosniff
age
151563
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
87497
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:04:18 GMT
base.js
www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/ Frame 0C96 		2 MB
525 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
6faf960cbdf806e24c8455142393dc50c4c5259d26bef2a8826a1d4e9a2a18c1
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:04:18 GMT
content-encoding
br
x-content-type-options
nosniff
age
151563
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
537631
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:04:18 GMT
fetch-polyfill.js
www.youtube.com/s/player/dfe7ea14/fetch-polyfill.vflset/ Frame 0C96 		9 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/fetch-polyfill.vflset/fetch-polyfill.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
498b3f2a0357fbd50a80eb18b23ab4b461b791d640e5560b799f08ed960748a9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:04:18 GMT
content-encoding
br
x-content-type-options
nosniff
age
151563
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
2786
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:04:18 GMT
recaptcha__cs.js
www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/ 		366 KB
144 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/recaptcha__cs.js
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api.js?hl=cs
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
cc0dd9fecf4d5f50346825fe7f05592310ed0e3e707648148d3f82f8cc0ff0d0
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.instructor.cz/
Origin
https://www.instructor.cz
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 18:16:10 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
140051
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
147007
x-xss-protection
0
last-modified
Mon, 25 Apr 2022 04:02:19 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Tue, 02 May 2023 18:16:10 GMT
KFOmCnqEu92Fr1Mu4mxK.woff2
fonts.gstatic.com/s/roboto/v18/ Frame 0C96 		15 KB
15 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v18/KFOmCnqEu92Fr1Mu4mxK.woff2
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:830::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
3e253b66056519aa065b00a453bac37ac5ed8f3e6fe7b542e93a9dcdcc11d0bc
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://www.youtube.com/
Origin
https://www.youtube.com
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Tue, 03 May 2022 17:06:41 GMT
x-content-type-options
nosniff
age
57820
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
15344
x-xss-protection
0
last-modified
Mon, 16 Oct 2017 17:32:55 GMT
server
sffe
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="apps-themes"
expires
Wed, 03 May 2023 17:06:41 GMT
uc.js
consent.cookiebot.com/ 		90 KB
28 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://consent.cookiebot.com/uc.js?cbid=efc1bf0e-b518-46ef-8e01-2565c747201b
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:18::1724:a288 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
/
Resource Hash
70139fbcc1972f9d790cc9fb10cd344668feb28bd366da912d62780f4cc2dc18

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
last-modified
Tue, 12 Apr 2022 08:26:54 GMT
etag
"01bdd10474ed81:0"
vary
Accept-Encoding
content-type
application/javascript
access-control-expose-headers
Request-Context
cache-control
public, max-age=1023
request-context
appId=cid-v1:89f47f4b-bed0-4db8-956b-d6e6dfac3fef
accept-ranges
bytes
content-length
27845
expires
Wed, 04 May 2022 09:27:24 GMT
analytics.js
www.google-analytics.com/ 		49 KB
20 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 13 Apr 2022 21:02:38 GMT
server
Golfe2
age
5731
date
Wed, 04 May 2022 07:34:50 GMT
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
20006
expires
Wed, 04 May 2022 09:34:50 GMT
hotjar-2204612.js
static.hotjar.com/c/ 		5 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://static.hotjar.com/c/hotjar-2204612.js?sv=7
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
108.138.7.118 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-108-138-7-118.fra56.r.cloudfront.net
Software
/
Resource Hash
820c5b3e9e3f330dd64f7729c5bfefadc2c5dd248a93ba04ae368028a4d731f4
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:01 GMT
content-encoding
br
x-content-type-options
nosniff
cache-control
max-age=60
age
20
etag
W/79521d0d8fd324a918540894ab4032a0
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
x-cache-hit
1
cross-origin-resource-policy
cross-origin
x-amz-cf-pop
FRA56-P6
x-amz-cf-id
T1Thn2zlwznJ2kjj0O2jxBpa-S_JVC5Fy48f4IYuDtpLTJtpxPLnyw==
via
1.1 d05d62f18b6532eb36f4d53b3337857c.cloudfront.net (CloudFront)
retargeting.js
c.seznam.cz/js/
Redirect Chain
  • https://c.imedia.cz/js/retargeting.js
  • https://c.seznam.cz/js/retargeting.js
66 KB
21 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://c.seznam.cz/js/retargeting.js
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
HTTP/1.1
Server
2a02:598:a::78:60 , Czech Republic, ASN43037 (SEZNAM-, CZ),
Reverse DNS
Software
nginx /
Resource Hash
8a3ab546115a6333d27a1b7efac4ebd686f9ff09f41a7906c113ca6511e33ef1
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

Date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
Transfer-Encoding
chunked
P3P
CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
slo-domain
sklik-ap-static
x-envoy-upstream-service-time
6
Connection
keep-alive
slo-app
sklik-ap-static
last-modified
Wed, 20 Apr 2022 11:34:43 GMT
Server
nginx
etag
W/"625fefd3-108db"
slo-class
critical
vary
Accept-Encoding
Strict-Transport-Security
max-age=63072000
Content-Type
application/javascript
access-control-allow-origin
*
cache-control
max-age=3600,public
expires
Wed, 04 May 2022 10:10:21 GMT

Redirect headers

Date
Wed, 04 May 2022 09:10:21 GMT
Server
nginx
P3P
CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
Location
https://c.seznam.cz/js/retargeting.js
Cache-Control
private, max-age=0, no-cache, no-store
Connection
keep-alive
Content-Type
text/html
Content-Length
162
anchor
www.google.com/recaptcha/api2/ Frame 0704 		41 KB
21 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/recaptcha__cs.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
b74dbe32fa65017390967405c420256da9b3d6d1b40ef220b07af260ec7de6e3
Security Headers
Name Value
Content-Security-Policy script-src 'report-sample' 'nonce-TL128Sqi5FC++IpAUCSTwA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.instructor.cz/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
gzip
content-length
21883
content-security-policy
script-src 'report-sample' 'nonce-TL128Sqi5FC++IpAUCSTwA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-type
text/html; charset=utf-8
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Wed, 04 May 2022 09:10:21 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
pragma
no-cache
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
server
GSE
x-content-type-options
nosniff
x-xss-protection
1; mode=block
modules.d0a2aeb118e239528093.js
script.hotjar.com/ 		238 KB
62 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://script.hotjar.com/modules.d0a2aeb118e239528093.js
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2204612.js?sv=7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
52.222.236.63 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-52-222-236-63.fra56.r.cloudfront.net
Software
/
Resource Hash
30487167d145a79b345ad5f6d8bac69224575af83c11a45ccc1e1da5725a73e9
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 08:35:06 GMT
content-encoding
br
x-content-type-options
nosniff
age
2115
x-cache
Hit from cloudfront
cross-origin-resource-policy
cross-origin
content-length
63366
access-control-allow-origin
*
last-modified
Wed, 04 May 2022 08:34:55 GMT
etag
"a7a180207593a609a9773fd8d037bf4f"
vary
Accept-Encoding
content-type
application/javascript
via
1.1 2ffde5fadc46cbcc3a678e8713ed76b0.cloudfront.net (CloudFront)
cache-control
max-age=31536000
x-amz-cf-pop
FRA56-P4
accept-ranges
bytes
x-robots-tag
none
x-amz-cf-id
krDUP-2Vb6Li509yOEqj-dyjWl0K_fjN5PXiPGDiWnL0rAEqs7TeBw==
id
googleads.g.doubleclick.net/pagead/ Frame 0C96
Redirect Chain
  • https://googleads.g.doubleclick.net/pagead/id
  • https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
100 B
146 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/L9LRkyyssO0
Protocol
H3
Server
2a00:1450:4001:80e::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
999974082b22bb78243864d7d1dd17b5ac7c6130e6d4a47b068f417c7f892bf6
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cross-origin-resource-policy
cross-origin
content-disposition
attachment; filename="f.txt"
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
120
x-xss-protection
0
pragma
no-cache
server
cafe
content-type
application/json; charset=UTF-8
access-control-allow-origin
https://www.youtube.com
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
timing-allow-origin
*
expires
Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

date
Wed, 04 May 2022 09:10:21 GMT
x-content-type-options
nosniff
access-control-allow-origin
https://www.youtube.com
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
x-xss-protection
0
pragma
no-cache
server
cafe
content-type
text/html; charset=UTF-8
location
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
timing-allow-origin
*
expires
Fri, 01 Jan 1990 00:00:00 GMT
ad_status.js
static.doubleclick.net/instream/ Frame 0C96 		29 B
588 B 		Script
General
Check archive.org
Download Go to
Full URL
https://static.doubleclick.net/instream/ad_status.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/www-embed-player.vflset/www-embed-player.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82f::2006 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 08:59:42 GMT
x-content-type-options
nosniff
age
639
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
29
x-xss-protection
0
last-modified
Thu, 12 Dec 2013 23:40:16 GMT
server
sffe
report-to
{"group":"ads-doubleclick-media","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-doubleclick-media"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=900
accept-ranges
bytes
timing-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="ads-doubleclick-media"
expires
Wed, 04 May 2022 09:14:42 GMT
Create
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 		0
0 		Preflight
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/Create
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:813::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,x-goog-api-key,x-user-agent
Access-Control-Request-Method
POST
Origin
https://www.youtube.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
content-type,x-goog-api-key,x-user-agent
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin
https://www.youtube.com
access-control-max-age
3600
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
content-type
text/html
date
Wed, 04 May 2022 09:10:21 GMT
server
ESF
vary
origin referer x-origin
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
0
Create
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 0C96 		45 KB
22 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/Create
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
a4a1aa91416644f1113a17d2988f9a05521b48b1d108d882b087642e17f1bdf3
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

X-User-Agent
grpc-web-javascript/0.1
Referer
https://www.youtube.com/
X-Goog-Api-Key
AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
Content-Type
application/json+protobuf

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
server
ESF
x-frame-options
SAMEORIGIN
content-type
application/json+protobuf; charset=UTF-8
access-control-allow-origin
https://www.youtube.com
access-control-expose-headers
vary,vary,vary,content-encoding,date,server,content-length
cache-control
private
access-control-allow-credentials
true
vary
Origin, X-Origin, Referer
content-length
22197
x-xss-protection
0
remote.js
www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/ Frame 0C96 		118 KB
37 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/remote.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
fb68c49380d2380837fd95368ad3134b620c464e8856d8b0447f4fb3895aec89
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:06:09 GMT
content-encoding
br
x-content-type-options
nosniff
age
151452
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
37614
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:06:09 GMT
twMuYl60JzdDUjAw7Y9A7dosmI5xV4YJhP4PibKE8fc.js
www.google.com/js/th/ Frame 0C96 		35 KB
13 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google.com/js/th/twMuYl60JzdDUjAw7Y9A7dosmI5xV4YJhP4PibKE8fc.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
b7032e625eb4273743523030ed8f40edda2c988e7157860984fe0f89b284f1f7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Tue, 03 May 2022 19:24:32 GMT
content-encoding
br
x-content-type-options
nosniff
age
49549
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/botguard-scs
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
13540
x-xss-protection
0
last-modified
Mon, 25 Apr 2022 13:00:00 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="botguard-scs"
vary
Accept-Encoding
report-to
{"group":"botguard-scs","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/botguard-scs"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Wed, 03 May 2023 19:24:32 GMT
embed.js
www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/ Frame 0C96 		27 KB
8 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/embed.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
6824efec0e93d9dc1d15599779fc6b551a6332e19f95af832216951ceabecaf2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 15:04:18 GMT
content-encoding
br
x-content-type-options
nosniff
age
151563
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
8098
x-xss-protection
0
last-modified
Mon, 02 May 2022 00:13:46 GMT
server
sffe
vary
Accept-Encoding, Origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
content-type
text/javascript
cache-control
public, max-age=31536000
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
expires
Tue, 02 May 2023 15:04:18 GMT
bc-v4.min.html
consentcdn.cookiebot.com/sdk/ Frame 274C 		627 B
692 B 		Document
General
Check archive.org
Download Go to
Full URL
https://consentcdn.cookiebot.com/sdk/bc-v4.min.html
Requested by
Host: consent.cookiebot.com
URL: https://consent.cookiebot.com/uc.js?cbid=efc1bf0e-b518-46ef-8e01-2565c747201b
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:886::f09 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
AkamaiNetStorage /
Resource Hash
738e5435f2d18427d291a0d6289eee0ebbc87b596d6003919f255760ac293104

Request headers

Referer
https://www.instructor.cz/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ranges
bytes
cache-control
max-age=31535935
content-encoding
gzip
content-length
392
content-type
text/html
date
Wed, 04 May 2022 09:10:21 GMT
etag
"3d08665fa4c7bcf9fa2dcbbc7efe1d0f:1649057029.895163"
expires
Thu, 04 May 2023 09:09:16 GMT
last-modified
Mon, 04 Apr 2022 07:23:49 GMT
server
AkamaiNetStorage
server-timing
cdn-cache; desc=HIT edge; dur=1
vary
Accept-Encoding
x-akamai-transformed
9 - 0 pmb=mRUM,1
box-21ccaa45726c0f3c8c458f7a87eb2298.html
vars.hotjar.com/ Frame 6FC9 		2 KB
1 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://vars.hotjar.com/box-21ccaa45726c0f3c8c458f7a87eb2298.html
Requested by
Host: static.hotjar.com
URL: https://static.hotjar.com/c/hotjar-2204612.js?sv=7
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.66.139.84 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-18-66-139-84.fra60.r.cloudfront.net
Software
/
Resource Hash
c5da2e1eefbe4efd64ec18b775495cf3011d9ae03842917bfe1b0a50e03a7a44

Request headers

Referer
https://www.instructor.cz/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

accept-ranges
bytes
age
15275102
cache-control
max-age=31536000
content-encoding
br
content-length
1044
content-type
text/html
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Mon, 08 Nov 2021 14:05:19 GMT
etag
"6a4e2ae376c29011d2e53de65a08d0b7"
last-modified
Tue, 01 Jun 2021 09:17:15 GMT
vary
Accept-Encoding
via
1.1 78280b924a7a9f0f018abcebd8ad82d0.cloudfront.net (CloudFront)
x-amz-cf-id
V8TZwEWOHW13JZ5GXglD4rn0TWkMQkO_G4ShRv0SF4BDWaQKpD8aRQ==
x-amz-cf-pop
FRA60-P4
x-cache
Hit from cloudfront
x-robots-tag
none
styles__ltr.css
www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/ Frame 0704 		51 KB
24 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/styles__ltr.css
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
f6d032132eed5aa1a417456f07864c51fe631858b190224cf7d1a50116d15f48
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Tue, 03 May 2022 15:16:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
64423
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
24237
x-xss-protection
0
last-modified
Mon, 25 Apr 2022 04:02:19 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/css
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Wed, 03 May 2023 15:16:38 GMT
recaptcha__cs.js
www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/ Frame 0704 		366 KB
144 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.gstatic.com/recaptcha/releases/2W_gRz39xX8G13fM-OdyQPlc/recaptcha__cs.js
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
cc0dd9fecf4d5f50346825fe7f05592310ed0e3e707648148d3f82f8cc0ff0d0
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Mon, 02 May 2022 18:16:10 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
140051
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
147007
x-xss-protection
0
last-modified
Mon, 25 Apr 2022 04:02:19 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Tue, 02 May 2023 18:16:10 GMT
cast_sender.js
www.gstatic.com/cv/js/sender/v1/ Frame 0C96 		4 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.gstatic.com/cv/js/sender/v1/cast_sender.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
ee147e859ad0f09aa50367974e38ab53e7c7054c4a51d400a7f45b0eb251454f
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:21 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cloudview
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
2007
x-xss-protection
0
last-modified
Tue, 16 Feb 2021 23:57:06 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="cloudview"
vary
Accept-Encoding
report-to
{"group":"cloudview","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cloudview"}]}
content-type
text/javascript
cache-control
private, max-age=3000
accept-ranges
bytes
expires
Wed, 04 May 2022 09:10:21 GMT
generate_204
www.youtube.com/ Frame 0C96 		0
9 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.youtube.com/generate_204?LrNoCA
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/embed/L9LRkyyssO0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:22 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
retargeting
c.seznam.cz/ 		43 B
568 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://c.seznam.cz/retargeting?id=19249&url=https%3A%2F%2Fwww.instructor.cz%2F&consent=-1
Requested by
Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
2a02:598:a::78:60 , Czech Republic, ASN43037 (SEZNAM-, CZ),
Reverse DNS
Software
nginx /
Resource Hash
3331a0486cb3e8a75c8c2fdf02bf80fd8fe2b811dfe5c7b4aa892d38bfcf604a
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

Date
Wed, 04 May 2022 09:10:22 GMT
content-encoding
deflate
Server
nginx
vary
Accept-Encoding
P3P
CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
Connection
keep-alive
x-envoy-upstream-service-time
1
Strict-Transport-Security
max-age=63072000
Content-Type
image/gif
Content-Length
38
webworker.js
www.google.com/recaptcha/api2/ Frame 0704 		102 B
134 B 		Other
General
Check archive.org
Download Go to
Full URL
https://www.google.com/recaptcha/api2/webworker.js?hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
GSE /
Resource Hash
2da6df7e2499f9aeeeee08d4afe1f6a4651d38a75cbf4296173c96c2fc99152f
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdjOzEaAAAAAEaV0b4ZQVWeIW-iSbu5rluVRdbV&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=cs&v=2W_gRz39xX8G13fM-OdyQPlc&size=invisible&badge=bottomleft&sa=contact_form_submit&cb=2hfjsfjjitm6
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:22 GMT
content-encoding
gzip
x-content-type-options
nosniff
server
GSE
cross-origin-embedder-policy
require-corp
x-frame-options
SAMEORIGIN
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript; charset=UTF-8
cache-control
private, max-age=300
content-security-policy
frame-ancestors 'self'
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
112
x-xss-protection
1; mode=block
expires
Wed, 04 May 2022 09:10:22 GMT
cast_sender.js
www.gstatic.com/eureka/clank/101/ Frame 0C96 		52 KB
15 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.gstatic.com/eureka/clank/101/cast_sender.js
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/cv/js/sender/v1/cast_sender.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:800::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
6f69d70bf8ce1e473f3659ee6c746035ae11ebbe9383c1857783e300458667e0
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 08:23:39 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
2803
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cloudview-release
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
15395
x-xss-protection
0
last-modified
Fri, 01 Apr 2022 19:36:20 GMT
server
sffe
cross-origin-opener-policy
same-origin; report-to="cloudview-release"
vary
Accept-Encoding
report-to
{"group":"cloudview-release","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cloudview-release"}]}
content-type
text/javascript
cache-control
public, max-age=86400
accept-ranges
bytes
expires
Thu, 05 May 2022 08:23:39 GMT
cc.js
consent.cookiebot.com/efc1bf0e-b518-46ef-8e01-2565c747201b/ 		188 KB
44 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://consent.cookiebot.com/efc1bf0e-b518-46ef-8e01-2565c747201b/cc.js?renew=false&referer=www.instructor.cz&dnt=false
Requested by
Host: consent.cookiebot.com
URL: https://consent.cookiebot.com/uc.js?cbid=efc1bf0e-b518-46ef-8e01-2565c747201b
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
2a02:26f0:3500:18::1724:a288 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software
/
Resource Hash
054af457be4a95eb3052b9dfe8d1411b95cb1ba2ce635f90f7b6b86c3cfb2498

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

date
Wed, 04 May 2022 09:10:22 GMT
content-encoding
gzip
last-modified
Wed, 04 May 2022 09:10:22 GMT
vary
Accept-Encoding
content-type
application/x-javascript; charset=utf-8
access-control-expose-headers
Request-Context
cache-control
private, max-age=1200
content-length
44925
request-context
appId=cid-v1:89f47f4b-bed0-4db8-956b-d6e6dfac3fef
visit-data
in.hotjar.com/api/v2/client/sites/2204612/ 		147 B
322 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://in.hotjar.com/api/v2/client/sites/2204612/visit-data?sv=7
Requested by
Host: script.hotjar.com
URL: https://script.hotjar.com/modules.d0a2aeb118e239528093.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
34.247.147.99 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-34-247-147-99.eu-west-1.compute.amazonaws.com
Software
/
Resource Hash
45674f87c18e6efb09ed61e106a5fadcca7c39c2e3b25a4d08915f752417cee8

Request headers

Referer
https://www.instructor.cz/
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
Content-Type
text/plain; charset=UTF-8

Response headers

date
Wed, 04 May 2022 09:10:22 GMT
content-encoding
br
vary
Accept-Encoding
content-type
application/json
access-control-allow-origin
*
access-control-max-age
86400
cache-control
no-cache, no-store
access-control-allow-credentials
true
GenerateIT
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 0C96 		98 B
142 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
135b00261e0d082e54a268d6fab906298425a38f60655919777794dc9dbaf485
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

X-User-Agent
grpc-web-javascript/0.1
Referer
https://www.youtube.com/
X-Goog-Api-Key
AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
Content-Type
application/json+protobuf

Response headers

date
Wed, 04 May 2022 09:10:22 GMT
content-encoding
gzip
x-content-type-options
nosniff
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
server
ESF
x-frame-options
SAMEORIGIN
content-type
application/json+protobuf; charset=UTF-8
access-control-allow-origin
https://www.youtube.com
access-control-expose-headers
vary,vary,vary,content-encoding,date,server,content-length
cache-control
private
access-control-allow-credentials
true
vary
Origin, X-Origin, Referer
content-length
118
x-xss-protection
0
GenerateIT
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 		0
0 		Preflight
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,x-goog-api-key,x-user-agent
Access-Control-Request-Method
POST
Origin
https://www.youtube.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
content-type,x-goog-api-key,x-user-agent
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin
https://www.youtube.com
access-control-max-age
3600
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
0
content-type
text/html
date
Wed, 04 May 2022 09:10:22 GMT
server
ESF
vary
origin referer x-origin
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
0
landing
pagead2.googlesyndication.com/pagead/ 		42 B
548 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://pagead2.googlesyndication.com/pagead/landing?gcs=G100&gcd=G100&rnd=461100745.1651655424&url=https%3A%2F%2Fwww.instructor.cz%2F&gtm=2wg520PVD6GGM
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:829::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 04 May 2022 09:10:23 GMT
x-content-type-options
nosniff
server
cafe
timing-allow-origin
*
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
content-security-policy
script-src 'none'; object-src 'none'
content-type
image/gif
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/ 		35 B
55 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.google-analytics.com/collect?v=1&_v=j96&a=1762343270&t=pageview&_s=1&dl=https%3A%2F%2Fwww.instructor.cz%2F&ul=en-us&de=UTF-8&dt=%C4%8Cesk%C3%A1%20jedni%C4%8Dka%20na%20online%20%C5%A1kolen%C3%AD%20BOZP%20a%20PO%20%7C%20INSTRUCTOR&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=aEAAAAABE~&cid=1731944762.1651655424&tid=UA-26110179-1&_gid=1025261391.1651655424&gtm=2wg520PVD6GGM&gcs=G100&z=1574219482
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:809::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://www.instructor.cz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 04 May 2022 08:36:34 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
age
2029
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
35
expires
Mon, 01 Jan 1990 00:00:00 GMT
log_event
www.youtube.com/youtubei/v1/ Frame 0C96 		28 B
54 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/youtubei/v1/log_event?alt=json&key=AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/player/dfe7ea14/player_ias.vflset/de_DE/base.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:813::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
scaffolding on HTTPServer2 /
Resource Hash
d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.41 Safari/537.36
Content-Type
application/json
X-YouTube-Utc-Offset
0
X-YouTube-Client-Name
56
Referer
https://www.youtube.com/embed/L9LRkyyssO0
X-YouTube-Client-Version
1.20220501.00.00
X-YouTube-Time-Zone
Etc/Unknown
X-Goog-Visitor-Id
CgsyRWtHbkRFTHJ1VSj9hcmTBg%3D%3D
X-YouTube-Ad-Signals
dt=1651655421755&flash=0&frm=2&u_tz&u_his=2&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&bc=31&bih=-12245933&biw=-12245933&brdim=0%2C0%2C0%2C0%2C1600%2C0%2C1600%2C1200%2C0%2C0&vis=1&wgl=true&ca_type=image

Response headers

date
Wed, 04 May 2022 09:10:23 GMT
content-encoding
br
x-content-type-options
nosniff
server
scaffolding on HTTPServer2
x-frame-options
SAMEORIGIN
vary
Origin, X-Origin, Referer
p3p
CP="This is not a P3P policy! See g.co/p3phelp for more info."
cache-control
private
content-type
application/json; charset=UTF-8
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
31
x-xss-protection
0
expires
Wed, 04 May 2022 09:10:23 GMT

Verdicts & Comments Add Verdict or Comment

53 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| 0 object| 1 object| 2 object| 3 object| 4 object| 5 object| oncontextlost object| oncontextrestored function| structuredClone function| getScreenDetails object| dataLayer object| webpackJsonp object| MicroModal function| FsLightbox object| fsLightboxInstances function| refreshFsLightbox undefined| fsLightbox object| ___grecaptcha_cfg object| grecaptcha string| __recaptcha_api boolean| __google_recaptcha_client function| onSubmit object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga function| hj object| _hjSettings number| seznam_retargeting_id object| closure_lm_179665 object| hjSiteSettings function| hjBootstrap object| hjBootstrapCalled object| hjLazyModules object| gaplugins object| CookieControl function| __uspapi function| addUspapiLocatorFrame function| __handleUspapiMessage function| propagateIABStub object| Cookiebot object| CookieConsent object| sznIVA object| rc object| seznam_dispatchedRetargetingIds object| CookiebotDialog object| CookieConsentDialog function| showCookieBanner function| hideCookieBanner function| eventCookieBannerDetailsClicked function| eventCookieBannerToggleTable object| gaGlobal object| gaData

9 Cookies

Domain/Path Name / Value
.youtube.com/ Name: YSC
Value: VR8wk9AN5yg
.youtube.com/ Name: VISITOR_INFO1_LIVE
Value: 2EkGnDELruU
.seznam.cz/ Name: sid
Value: id=14505757840975669070|t=1651655422.029|te=1651655422.029|c=445FF2930C3A0976806FD4C3D9B0E4B4
.instructor.cz/ Name: _hjSessionUser_2204612
Value: eyJpZCI6IjI5ZDE2ZjhlLWI1ZTMtNTlmNS05ZjlkLTM2MTEwZDI2OWJkYiIsImNyZWF0ZWQiOjE2NTE2NTU0MjE4OTYsImV4aXN0aW5nIjpmYWxzZX0=
.instructor.cz/ Name: _hjFirstSeen
Value: 1
www.instructor.cz/ Name: _hjIncludedInSessionSample
Value: 0
.instructor.cz/ Name: _hjSession_2204612
Value: eyJpZCI6IjdmMTUyY2M4LWEzNzktNGZmZi1hNjU2LTEzZjg2MzE0ZjllNSIsImNyZWF0ZWQiOjE2NTE2NTU0MjIxMjcsImluU2FtcGxlIjpmYWxzZX0=
www.instructor.cz/ Name: _hjIncludedInPageviewSample
Value: 1
.instructor.cz/ Name: _hjAbsoluteSessionInProgress
Value: 0

1 Console Messages

Source Level URL
Text
other warning URL: https://www.instructor.cz/(Line 285)
Message:
<iframe gesture="media"> is not supported. Use <iframe allow="autoplay">, https://goo.gl/ximf56

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

c.imedia.cz
c.seznam.cz
consent.cookiebot.com
consentcdn.cookiebot.com
fonts.googleapis.com
fonts.gstatic.com
googleads.g.doubleclick.net
in.hotjar.com
instructor.cz
jnn-pa.googleapis.com
pagead2.googlesyndication.com
polyfill.io
script.hotjar.com
static.doubleclick.net
static.hotjar.com
vars.hotjar.com
www.google-analytics.com
www.google.com
www.googletagmanager.com
www.gstatic.com
www.instructor.cz
www.youtube.com
108.138.7.118
149.62.148.43
18.66.139.84
2a00:1450:4001:800::2003
2a00:1450:4001:801::2008
2a00:1450:4001:809::200e
2a00:1450:4001:80e::2002
2a00:1450:4001:80e::200a
2a00:1450:4001:813::200a
2a00:1450:4001:813::200e
2a00:1450:4001:828::2004
2a00:1450:4001:829::2002
2a00:1450:4001:82f::2006
2a00:1450:4001:830::2003
2a02:26f0:3500:18::1724:a288
2a02:26f0:3500:886::f09
2a02:598:2::1033
2a02:598:a::78:60
2a04:4e42:200::282
34.247.147.99
52.222.236.63
054af457be4a95eb3052b9dfe8d1411b95cb1ba2ce635f90f7b6b86c3cfb2498
05c8f154cc10a33338fa024b5ae615cc41824db74e11ddf26cd9fc018b9892c8
05e415164465aa7031a976c10aeb71e4fa19bb4958104c769e32c47f9f05c1a1
083b747637450e6624c9a03b88d1d4ec2379126c70d7b75ef62b8763eb4f5d62
0a20d84c19c0b621fc93cbd0dc4bc4e50ee638d4b38cd7284532a70fd664cb01
0eaeadb58e6995ba85eccb6198aaef77eeb1d4b66699e4e1f3fc10eb6adfcdb9
0eaef08d8c8668f2cd9ee55cf655d7f1acb9d540d524e7e78072bb5cbca9a96a
11a85b004d1e900eba2698bf778c978e38662f6368e015c48f49e2129f9bec67
135b00261e0d082e54a268d6fab906298425a38f60655919777794dc9dbaf485
16a5b18e42584f0bb4bcdc35f57e66312367ed7d8a00a28ea1ae5cfc01099eb4
17786b1d73eb4fea070c18e9eac8379b0b6132959e681a95c4d9585c2af10fae
194db41f6d4c3d24abd7c7c0d8779197a0fb06cb0cf7b316fabfeebe94cd8d3b
1a91dbf500740577eb4dec0a1965f1993e686771bce2f67928f53e2546fde497
2062ae0ea05f7174dab8de32fd7136e160343fe0e06f8b09fc6b605c0cc0a26d
2357eda85202489c9ea9733051da0c86cac500618a4b50cfbbe23d68b438cbc1
2da6df7e2499f9aeeeee08d4afe1f6a4651d38a75cbf4296173c96c2fc99152f
2e3bebe59d983d94bbc2b1d11f30292a5b94628ac1d7be2539628ea72b7e0d70
30487167d145a79b345ad5f6d8bac69224575af83c11a45ccc1e1da5725a73e9
31d27e8e7668880499a27845e3011050bd72a24f9488b43f4fa6e5f28cd394c2
3331a0486cb3e8a75c8c2fdf02bf80fd8fe2b811dfe5c7b4aa892d38bfcf604a
33530b007071281a97e79baab13ddf7cc4b9de942ebd3e212224857335f7cb97
336bb30461d407ee72236de87aca4fe68d611e1bee0030326778c858a4685b1c
341f9091df9725c4e7c0c16c6000303be6a93a418d517b877077f1985fbb3ae9
382ba36564660237404a237c609fe2a172d52f1cccff43975f6117733199e7ce
3b8946ead3f51bfdf149f2b505a54d46a7c71c8748e878c322765579133fd17d
3b9256798f0b1763bddb202c8b370c20af4ba299b3c0eadd3fc4ea812adfd8fb
3e253b66056519aa065b00a453bac37ac5ed8f3e6fe7b542e93a9dcdcc11d0bc
40d2261050b212b09a0da746fd02a639e62356993f8beb865462c374381e84a4
43144b1de3510e64b8b0fa0896a8b76b5b4d4e4232067f8f334cf0e25fba01ea
4496b967f948a2206d5b1adf3751f71649a4ad90c172f97b9dbfb454e41464d5
45674f87c18e6efb09ed61e106a5fadcca7c39c2e3b25a4d08915f752417cee8
46207a4cc1b424c4258b116016b720e39a6a80b460c6e7ed56e3686a29ea2459
4643ff60f7bfa3ac739860a6b532444be744f1b906930824fcdf5de67c4b55fb
4647f5c23aa1df05fb2c2eae09c8f90bd96808adebad87bfcd272fdfbf95e97b
4977386109af34201f492f4e38d8bb0ff15afd29e6747c6b4d39dcd611d02aac
498b3f2a0357fbd50a80eb18b23ab4b461b791d640e5560b799f08ed960748a9
49fe2d35e76acd98a72c79ccc21c5e9eb25594a2f6499cc2d38195554f258868
4d7c7278ad3b9f9a09b0313090409387f710ac8929ddd71fca03cf16a51a771f
4dcb041383f1f588f738da207513f28f428285ec36567305bf959076518ddd7b
4e959d9106d846030c0a62de668ec7c5810a3a1282c4f4ca98e1ea0756c75b8e
557f6d0883db85be712c3a77baa38875ddf99ecbdfd6fec98e5c0b1f7a0e1532
5682fd5c2d505b6f6b9647e9d7c53298683d41c7418a62f9893ac9b483723736
5a9407ccbce9e5c9a135ab3eee1198c36627d8eb5b479b6431cc4608002c4d32
5df3e3a1b62b2527697b74f000debed01dacdb0bfacc0bba7005b2cb4f461494
5f7aecedd45f129a84b0afa8cf623176331def78144bc5f2d5c69fc67c12fcf6
6824efec0e93d9dc1d15599779fc6b551a6332e19f95af832216951ceabecaf2
6e5f17d5730b0732308afee5404df5d7a6c3e52bd20a5c70398f9c3969c8f203
6f69d70bf8ce1e473f3659ee6c746035ae11ebbe9383c1857783e300458667e0
6faf960cbdf806e24c8455142393dc50c4c5259d26bef2a8826a1d4e9a2a18c1
70139fbcc1972f9d790cc9fb10cd344668feb28bd366da912d62780f4cc2dc18
706451a0c500c0eba0b12e1d2fb5a55fa70bf1b5e8404a356723463a24218dc8
738e5435f2d18427d291a0d6289eee0ebbc87b596d6003919f255760ac293104
764e7d8901e7af2e9b0f9e1e48b75efc30b31ca587d1d3102b56391a49bdc366
78954e4eb30d60704ac60799137e1a1766717cc1380acefbd96cb3feabc7e6f0
7b055b628987a4e91f690b380a14b03ac88da6a9913231d91fdd73737a83c4ab
8061db3b89f22718337d178791aa2c7e5979032b22322c290a1a041447c8f74a
820c5b3e9e3f330dd64f7729c5bfefadc2c5dd248a93ba04ae368028a4d731f4
8337212354871836e6763a41e615916c89bac5b3f1f0adf60ba43c7c806e1015
8441d7b52608c1e3b1d9805abe53fbcac5840bfdb35523f1d6caaeb42b9cd766
8a3ab546115a6333d27a1b7efac4ebd686f9ff09f41a7906c113ca6511e33ef1
8f8ebc7e5d94244c2499c5f4c10c4d28639ce2d6126e52de3e9842ce64977391
91cfc239c2614d3969c677d841a6ff7da2267eb90e5bf48246dfa09caee7e6a8
91ffc17d2e2b1239abea4235e9e7cac9371230ffafe24e99675380f0873fa126
975a5f63ba66793849855ca6b0fdfc4db7177dd2304500bd120910f2babd946f
999974082b22bb78243864d7d1dd17b5ac7c6130e6d4a47b068f417c7f892bf6
a1925038db769477ab74b4df34350c35688a795bb718727b0f4292a4a78a6210
a46e66e5e5ea9618dde9e8e082fbb26bc63e77dfd086e3f093b2d49c30eac547
a4a1aa91416644f1113a17d2988f9a05521b48b1d108d882b087642e17f1bdf3
a4e76fafded514478e2b6cb7dbadae076cb5870dd99587b14ca4710d0cb60ce0
a78218c89e35a85a2e6e6eb397b1da25c9d5091d34dd6eb891c4cde171cdff19
adf9edc25bc8e9dfcb7d916a3f46f8abdae73630920925e38d4998d8a5bdbefa
b448446e0e9bcadc01d54b55d28469282d21d55e98fab894c289192ba62b0478
b4fa567cbf1260f3a3eb142e37b6201533a0112b85b8986d1c78d773a8e955ad
b7032e625eb4273743523030ed8f40edda2c988e7157860984fe0f89b284f1f7
b74dbe32fa65017390967405c420256da9b3d6d1b40ef220b07af260ec7de6e3
b7dbce7b6a67a928e71f7019520ebfebcb0ab55b5d68095460af58d7ecf77949
b9600674a17210eb78f032b19a2e2bb6c14a60116b40447d1e9ebf0525c0bb68
ba2b65836b472334c8abe1133ccdd57f61ccc6ae8c64dfad891735b080475611
bb411f614303dff1fb78be1697243cfc3b8429c5d28f405c6574c7e7099629f7
c0e7f2784e87de959b6f8b8d099187c06ca2139833bd2177e5a21308e3fa31c3
c20e2174c2ff686b47654124082f62bca5049078d28bf10215d4f34ff1b46b32
c5da2e1eefbe4efd64ec18b775495cf3011d9ae03842917bfe1b0a50e03a7a44
cb6c4b2fc8407d5caf744477792cbd16a5e700abd9ddd9a21d790ffa55d3db8b
cc0dd9fecf4d5f50346825fe7f05592310ed0e3e707648148d3f82f8cc0ff0d0
cc46322d5c4d41da447f26f7fa714827f2ec9a112968c12ef5736c7494985eca
cd3f55b03ebc42ed5345c1b956cc5413df043f67f46ad3845d19ed9c69c049b5
d0afbd4aa77e08225c7527a4170393f64cfc77d2681c74cea899cc35eaca77c7
d5c1172f24f4f49f780c65cf5be897527fd08f3662a2ba8db0cfe0057d92e367
d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336
d7f817255acac24d24766a420471f23c0796b5228b84f8432bf70570ed870b72
df6d72b902ad28ebb8cc9121b0536cc1c8927fab3d75a872e1adccba4fb57c93
e339f2d4745a7b4847160d5ad4f851e2d12dc1cbe8b14413ca36e00bb7b43f61
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
eb9afdbe82e5b837867457d73e6215c0f7a151ead3e8a303794b6747443f473b
ee147e859ad0f09aa50367974e38ab53e7c7054c4a51d400a7f45b0eb251454f
eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
f16ea244c3da00e8c5e94e2319c7eb3d32c89a1dc05c16de2fe6dac1e9700d57
f550226959e3cf76879c36f226129fdecd9e1add4608c602a925f31efb607620
f6d032132eed5aa1a417456f07864c51fe631858b190224cf7d1a50116d15f48
fb68c49380d2380837fd95368ad3134b620c464e8856d8b0447f4fb3895aec89