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

Go To Rescan
Add Verdict Report

Submitted URL:
http://www.instructor.cz/
Effective URL:
https://www.instructor.cz/
Submission: On January 12 via manual (January 12th 2021, 7:43:15 pm UTC) from CZ

Summary HTTP 88 Redirects Links 3 Behaviour Indicators

Summary

This website contacted 16 IPs in 5 countries across 14 domains to perform 88 HTTP transactions. The main IP is 185.175.84.133, located in Czech Republic and belongs to FORTION, CZ. The main domain is www.instructor.cz.
TLS certificate: Issued by Let's Encrypt Authority X3 on November 30th 2020. 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

	IP Address	AS Autonomous System
1 50	185.175.84.133 185.175.84.133	44984 (FORTION) (FORTION)
4	2a00:1450:400... 2a00:1450:4001:817::2004	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:801::200e	15169 (GOOGLE) (GOOGLE)
3	217.11.236.98 217.11.236.98	15685 (CASABLANC...) (CASABLANCA-AS Internet & Collocation Provider)
3	2a00:1450:400... 2a00:1450:4001:818::2003	15169 (GOOGLE) (GOOGLE)
3	2606:4700:10:... 2606:4700:10::6816:1883	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:808::2008	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:816::200e	15169 (GOOGLE) (GOOGLE)
2	2a02:598:2::1033 2a02:598:2::1033	43037 (SEZNAM-) (SEZNAM-)
1 1	172.217.22.34 172.217.22.34	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:80b::2003	15169 (GOOGLE) (GOOGLE)
1	2a02:598:2::60 2a02:598:2::60	43037 (SEZNAM-) (SEZNAM-)
1	2a00:1450:400... 2a00:1450:400c:c0c::9a	15169 (GOOGLE) (GOOGLE)
7	2606:4700:10:... 2606:4700:10::ac43:2642	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2a00:1450:400... 2a00:1450:4001:821::200a	15169 (GOOGLE) (GOOGLE)
5	2a04:4e42:3::621 2a04:4e42:3::621	54113 (FASTLY) (FASTLY)
88	16

50 185.175.84.133 (Czech Republic) 1 redirects

ASN44984 (FORTION, CZ)
PTR: prevent2.vs.fortion.net

www.instructor.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a00:1450:4001:817::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:801::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.youtube.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 217.11.236.98 (Czech Republic)

ASN15685 (CASABLANCA-AS Internet & Collocation Provider, CZ)
PTR: fw.prevent.cz

lms.instructor.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:818::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2606:4700:10::6816:1883 (United States)

ASN13335 (CLOUDFLARENET, US)

embed.tawk.to	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
static-v.tawk.to	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
va.tawk.to	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:808::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:816::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a02:598:2::1033 (Czech Republic)

ASN43037 (SEZNAM-, CZ)

c.imedia.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 172.217.22.34 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra15s16-in-f34.1e100.net

www.googleadservices.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:80b::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a02:598:2::60 (Czech Republic)

ASN43037 (SEZNAM-, CZ)

c.seznam.cz	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c0c::9a (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

7 2606:4700:10::ac43:2642 (United States)

ASN13335 (CLOUDFLARENET, US)

va.tawk.to	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
vsa46.tawk.to	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:821::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2a04:4e42:3::621 (Ascension Island)

ASN54113 (FASTLY, US)

cdn.jsdelivr.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
53	instructor.cz 1 redirects www.instructor.cz lms.instructor.cz	2 MB
10	tawk.to embed.tawk.to static-v.tawk.to va.tawk.to vsa46.tawk.to	116 KB
5	jsdelivr.net cdn.jsdelivr.net	55 KB
4	google.com www.google.com	884 B
3	googleapis.com fonts.googleapis.com	2 KB
3	gstatic.com www.gstatic.com	152 KB
2	google.de www.google.de	727 B
2	imedia.cz c.imedia.cz	2 KB
2	google-analytics.com www.google-analytics.com	19 KB
2	youtube.com www.youtube.com
1	doubleclick.net stats.g.doubleclick.net	90 B
1	seznam.cz c.seznam.cz	510 B
1	googleadservices.com 1 redirects www.googleadservices.com	755 B
1	googletagmanager.com www.googletagmanager.com	35 KB
88	14

	Domain	Requested by
50	www.instructor.cz	1 redirects www.instructor.cz
5	cdn.jsdelivr.net	static-v.tawk.to
4	vsa46.tawk.to	static-v.tawk.to
4	va.tawk.to	static-v.tawk.to
4	www.google.com	www.instructor.cz www.gstatic.com
3	fonts.googleapis.com	static-v.tawk.to
3	www.gstatic.com	www.google.com www.instructor.cz www.gstatic.com
3	lms.instructor.cz	www.instructor.cz lms.instructor.cz
2	www.google.de	www.instructor.cz
2	c.imedia.cz	www.googletagmanager.com c.imedia.cz
2	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
2	www.youtube.com	www.instructor.cz
1	static-v.tawk.to	embed.tawk.to
1	stats.g.doubleclick.net	www.google-analytics.com
1	c.seznam.cz	www.instructor.cz
1	www.googleadservices.com	1 redirects
1	www.googletagmanager.com	www.instructor.cz
1	embed.tawk.to	www.instructor.cz
88	18

This site contains links to these domains. Also see Links.

Domain
is.prevent.cz
www.prevent.cz

Subject Issuer	Validity	Valid
instructor.cz Let's Encrypt Authority X3	`2020-11-30` - `2021-02-28`	3 months	crt.sh
www.google.com GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
*.google.com GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
lms.instructor.cz Sectigo RSA Extended Validation Secure Server CA	`2019-08-12` - `2021-11-09`	2 years	crt.sh
*.gstatic.com GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2020-07-29` - `2021-07-29`	a year	crt.sh
*.google-analytics.com GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
c.imedia.cz R3	`2020-12-05` - `2021-03-05`	3 months	crt.sh
www.google.de GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
c.seznam.cz Let's Encrypt Authority X3	`2020-11-21` - `2021-02-19`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
*.google.de GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
upload.video.google.com GTS CA 1O1	`2020-12-15` - `2021-03-09`	3 months	crt.sh
f3.shared.global.fastly.net GlobalSign CloudSSL CA - SHA256 - G3	`2020-10-26` - `2021-04-17`	6 months	crt.sh

This page contains 10 frames:

Primary Page: https://www.instructor.cz/
Frame ID: 9F7930FDED23ABE6E72D109E227363C2
Requests: 73 HTTP requests in this frame

Frame: https://www.youtube.com/embed/L9LRkyyssO0
Frame ID: 9E0CAF4023916C4100208CC9E1F3C3C9
Requests: 1 HTTP requests in this frame

Frame: https://www.youtube.com/embed/L9LRkyyssO0
Frame ID: E7F6BDE2A1D7C929D6342F1957DDB5A7
Requests: 1 HTTP requests in this frame

Frame: https://lms.instructor.cz/user/heslo.aspx?www
Frame ID: 4B8435C176A27D660601788F65C67024
Requests: 3 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&size=invisible&cb=pymr5ltm0nhe
Frame ID: 95E03C60D43FF640F88DD860E567DE6F
Requests: 1 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/bframe?hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&cb=tizs6x82w6p0
Frame ID: DCD36201050461BC6BA932997E06DD81
Requests: 1 HTTP requests in this frame

Frame: https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext
Frame ID: FF205F3206C7BDBFDCF0174D290CF2BD
Requests: 1 HTTP requests in this frame

Frame: https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext
Frame ID: 4340093D506200855FEA2CF441159B3B
Requests: 1 HTTP requests in this frame

Frame: https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext
Frame ID: C14F0BCB9561C5ACB2360B22687F4971
Requests: 6 HTTP requests in this frame

Frame: https://va.tawk.to/log
Frame ID: 70FAE7F6AD46DF4B5FA32AAF0CFFF8F6
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page URL History Show full URLs

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

Detected technologies

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]+?href="[^"]*bootstrap(?:\.min)?\.css/i

Apache (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /(?:Apache(?:$|\/([\d.]+)|[^/-])|(?:^|\b)HTTPD)/i

Tawk.to (Live Chat) Expand

Overall confidence: 100%
Detected patterns

script /\/\/embed\.tawk\.to/i

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com/i

reCAPTCHA (Captchas) Expand

Overall confidence: 100%
Detected patterns

script /\/recaptcha\/api\.js/i

Page Statistics

88
Requests

100 %
HTTPS

81 %
IPv6

14
Domains

18
Subdomains

16
IPs

5
Countries

1932 kB
Transfer

3575 kB
Size

7
Cookies

3 Outgoing links

These are links going to different origins than the main page.

URL: http://is.prevent.cz/?source=https://instructor.cz/
Title: INFOSERVIS

Search URL Search Domain Scan URL

URL: https://www.prevent.cz/
Title: PREVENT

Search URL Search Domain Scan URL

URL: http://www.prevent.cz/
Title: PREVENT

Search URL Search Domain Scan URL

Page URL History

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

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

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 61

https://www.googleadservices.com/pagead/conversion/1057830802/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM&ct_eid=2 HTTP 302
https://www.google.de/pagead/attribution/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM

88 HTTP transactions
1 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H/1.1

200
OK

Primary Request / Show response
www.instructor.cz/
Redirect Chain

http://www.instructor.cz/
https://www.instructor.cz/

47 KB
11 KB

403ms
313ms

Document
text/html

185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL

https://www.instructor.cz/

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),

Reverse DNS

prevent2.vs.fortion.net

Software

Apache / Nette Framework

Resource Hash

6ffb047e50326e323b2fb20a2482486385e98309914d62ac30abf3db733f77e3

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Request headers

Host: www.instructor.cz
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Sec-Fetch-Site: none
Sec-Fetch-Mode: navigate
Sec-Fetch-User: ?1
Sec-Fetch-Dest: document
Accept-Encoding: gzip, deflate, br
Accept-Language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Server: Apache
X-Powered-By: Nette Framework
X-Frame-Options: SAMEORIGIN
Vary: X-Requested-With,Accept-Encoding
strict-transport-security: max-age=31536000; includeSubDomains
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Referrer-Policy: origin-when-cross-origin
Cache-Control: max-age=2592000
Expires: Thu, 11 Feb 2021 19:42:56 GMT
Content-Encoding: gzip
Access-Control-Allow-Origin: *
Content-Length: 10916
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=utf-8

Redirect headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Server: Apache
Location: https://www.instructor.cz/
Cache-Control: max-age=2592000
Expires: Thu, 11 Feb 2021 19:42:56 GMT
Content-Length: 234
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=iso-8859-1

GET
H/1.1 200
OK bootstrap.min.css
www.instructor.cz/css/ 118 KB
20 KB 34ms
33ms Stylesheet
text/css 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/css/bootstrap.min.css
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: a6d87a157bfcae81bc6939b837165db57bdf6110b8fc8a48a3ee519932ddfb4b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Wed, 15 May 2019 16:02:15 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: text/css
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 19913
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK bootstrap-theme.min.css
www.instructor.cz/css/ 23 KB
3 KB 67ms
30ms Stylesheet
text/css 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/css/bootstrap-theme.min.css
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: bbafbd6a055aaa96abf7a116a9bfdb11d14a9bf2e3cef8593a781eaed91da315

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Wed, 15 May 2019 16:02:15 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: text/css
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 2728
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK main.css
www.instructor.cz/css/ 103 KB
17 KB 91ms
33ms Stylesheet
text/css 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/css/main.css
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 704060d14d1b7f58c3a841210ea5fb99b023ee28329b86ecceb5e1ae7da0aaf4

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Wed, 15 May 2019 16:02:16 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: text/css
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 16705
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H2 200 api.js Show response
www.google.com/recaptcha/ 850 B
646 B 22ms
19ms Script
text/javascript 2a00:1450:4001:817::2004
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google.com/recaptcha/api.js

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:817::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

c04cbfe21e23ceb866fae28e981a17dfe9ce6cb178943dda6f11a495255ec137

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

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:56 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: h3-29=":443"; ma=2592000,h3-T051=":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: Tue, 12 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK manager-orange.svg
www.instructor.cz/images/svg/ 2 KB
2 KB 33ms
32ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/manager-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: ed6f43dc86c36158fbeecabd893bb83a221e6200bb000874d87b18605b44cf02

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:07 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 1152
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK assistant-orange.svg
www.instructor.cz/images/svg/ 2 KB
2 KB 33ms
33ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/assistant-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: e7f9fb642c979b8fe294d7fdff0969eab61e715fde2e68713cc1bd3485685d1b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:04 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 1183
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK driver-orange.svg
www.instructor.cz/images/svg/ 2 KB
1 KB 30ms
29ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/driver-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 6843b2e989262765b6e6cdbf61d32427f7f2d8bd2f0c7d296493bb678d5dbc04

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:06 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 1103
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK servisman-orange.svg
www.instructor.cz/images/svg/ 2 KB
1 KB 34ms
30ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/servisman-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 9067f1fa205ef008f18d4624f2324f987d1c8470b4da452c06a5468072c2c8be

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:08 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 1088
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 29.jpg
www.instructor.cz/data/photo/ 5 KB
5 KB 29ms
29ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/29.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 50ca006da04611a3dc36225b4f47ed4afc724af9386d8474461e8d25551033d6

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 5195
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 3.jpg
www.instructor.cz/data/photo/10/ 3 KB
4 KB 66ms
66ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/10/3.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: db1787c1b39b21bb26becf69cf8874f32e45eeec8e5e41d5da796063f752db55

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:04:41 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 3473
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 41.jpg
www.instructor.cz/data/photo/ 3 KB
3 KB 30ms
29ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/41.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 64f6d62862c9f955b157f9aa30b777fc92a725be5f6d64a123609c87941221f3

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 3165
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 34.jpg
www.instructor.cz/data/photo/ 7 KB
7 KB 60ms
60ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/34.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 6bef5974c63fb592f959e0b57135c477b28f1dd0647e3f5421ca0ec78c7a7070

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 7023
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 56.jpg
www.instructor.cz/data/photo/ 3 KB
4 KB 59ms
58ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/56.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 1ebf45dfa917b088d768f8e5a4768ecf0cce9a4e91a828c517e0b836e0d33649

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:37 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=93
Content-Length: 3372
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 43.jpg
www.instructor.cz/data/photo/ 3 KB
3 KB 48ms
47ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/43.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: edde3bac60ac1cd9fc7714eee1fe9464dca8acfad39f52e633a0226bef9fce11

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 3059
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 44.jpg
www.instructor.cz/data/photo/ 2 KB
3 KB 44ms
44ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/44.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 7175eff84969fe2311ec82aeb781c8cc5796baf4d4b532b88255cd405287dee2

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 2408
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 48.jpg
www.instructor.cz/data/photo/ 4 KB
4 KB 73ms
32ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/48.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 1d554a82fcbccc2a791caa9e034ec52e6ddd0ae4d91bb8d31e6856ff60bf504d

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:37 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 3804
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 35.jpg
www.instructor.cz/data/photo/ 4 KB
4 KB 36ms
33ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/35.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 760322caf052adae866f838ec21db34e846ff7c9fb8b32dae58998be0d1ef966

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:36 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Content-Length: 3761
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK 58.jpg
www.instructor.cz/data/photo/ 4 KB
4 KB 33ms
31ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/data/photo/58.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: a4b32f97cd5b321b7123cc05a1f0befd2d53eb8a798cee4873112b03d254a721

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 01 Aug 2017 14:02:37 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Content-Length: 4092
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK cup-orange.svg
www.instructor.cz/images/svg/ 2 KB
1 KB 34ms
32ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/cup-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 3ad7605ab4e19c3abaacea53b8da33268bface26c1f4b62e738b6b27a7041c47

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:06 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=92
Content-Length: 1084
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK certificate-orange.svg
www.instructor.cz/images/svg/ 3 KB
2 KB 35ms
34ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/certificate-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 32d81f068553508500a9eadb0865ebfdb9bbbd31f4fb9179d72e07f845ac4aea

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:05 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Content-Length: 1169
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK contract-orange.svg
www.instructor.cz/images/svg/ 2 KB
1 KB 31ms
30ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/contract-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 0916f40ad148cc4ec4c134b9891f974d852af5ec6e80f8069d8ef8f64da1df0d

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:06 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Content-Length: 919
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK laptop-orange.svg
www.instructor.cz/images/svg/ 3 KB
2 KB 63ms
58ms Image
image/svg+xml 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/svg/laptop-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 6e6070434a08800ed9aac08962f89db2a54af34f3248919ff24c2c03a2fb9eb6

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:07 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=94
Content-Length: 1260
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK jquery-1.11.3.min.js Show response
www.instructor.cz/js/ 94 KB
33 KB 95ms
33ms Script
application/javascript 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/js/jquery-1.11.3.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: ecb916133a9376911f10bc5c659952eb0031e457f5df367cde560edbfba38fb8

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:46 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 33279
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK jquery-ui.min.js Show response
www.instructor.cz/js/ 248 KB
67 KB 99ms
38ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/jquery-ui.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 28ce75d953678c4942df47a11707a15e3c756021cf89090e3e6aa7ad6b6971c3

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:47 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Transfer-Encoding: chunked
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK bootstrap.min.js Show response
www.instructor.cz/js/ 37 KB
10 KB 95ms
33ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/bootstrap.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: cb2c4d65219e3e96e53acd6c0bf0452178b63e9497c68cebab945ff81e078c82

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:46 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 10170
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK scroll.min.js Show response
www.instructor.cz/js/ 233 B
595 B 61ms
29ms Script
application/javascript 185.175.84.133
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Full URL: https://www.instructor.cz/js/scroll.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 324d4b464587a69f6c88f6eddaab293a166ee4f27e0afbf04261d112a257c1cf

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:48 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 198
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK lightbox.min.js Show response
www.instructor.cz/js/ 9 KB
3 KB 33ms
33ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/lightbox.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 5b103c3e2c879427d16e1316ceb8045cdb80ec9c551e0822a3cd2694ad853dce

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:48 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=100
Content-Length: 2903
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK jquery.mThumbnailScroller.min.js Show response
www.instructor.cz/js/ 28 KB
9 KB 33ms
31ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/jquery.mThumbnailScroller.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: b570ba8bf000860918000fd1294cc38de53ec53ada53484d7487b3a8457216c8

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Tue, 01 Aug 2017 14:12:49 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=96
Content-Length: 9074
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK jquery.nice-select.min.js Show response
www.instructor.cz/js/ 3 KB
1 KB 32ms
32ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/jquery.nice-select.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 2d8dc1bab5c00403bafc25ff520091a89afc42491affa5b00e9eb795333c8982

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Mon, 05 Jun 2017 15:06:48 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 980
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H/1.1 200
OK main.min.js Show response
www.instructor.cz/js/ 2 KB
1019 B 33ms
32ms Script
application/javascript 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/js/main.min.js
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 95bf8a14000d68128c2d2e1492724581f783df6c27b64d759a7b1d2519a6abb0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Fri, 07 Sep 2018 08:25:03 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/javascript
Access-Control-Allow-Origin: *
Cache-Control: private
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=99
Content-Length: 622
Expires: Tue, 19 Jan 2021 19:42:56 GMT

GET
H2 200 L9LRkyyssO0
www.youtube.com/embed/ Frame 9E0C 0
0 82ms
81ms Document
text/html 2a00:1450:4001:801::200e
GOOGLE

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Full URL

https://www.youtube.com/embed/L9LRkyyssO0

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:801::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

YouTube Frontend Proxy /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

:method: GET
:authority: www.youtube.com
:scheme: https
:path: /embed/L9LRkyyssO0
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

cache-control: no-cache
content-encoding: br
content-length: 20985
expires: Tue, 27 Apr 1971 19:44:06 GMT
p3p: CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
x-content-type-options: nosniff
content-type: text/html; charset=utf-8
strict-transport-security: max-age=31536000
date: Tue, 12 Jan 2021 19:42:56 GMT
server: YouTube Frontend Proxy
x-xss-protection: 0
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GET
H2 200 L9LRkyyssO0
www.youtube.com/embed/ Frame E7F6 0
0 98ms
98ms Document
text/html 2a00:1450:4001:801::200e
GOOGLE

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Full URL

https://www.youtube.com/embed/L9LRkyyssO0

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:801::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

YouTube Frontend Proxy /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

:method: GET
:authority: www.youtube.com
:scheme: https
:path: /embed/L9LRkyyssO0
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
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sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

strict-transport-security: max-age=31536000
cache-control: no-cache
p3p: CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
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content-length: 20951
x-content-type-options: nosniff
expires: Tue, 27 Apr 1971 19:44:06 GMT
content-type: text/html; charset=utf-8
date: Tue, 12 Jan 2021 19:42:56 GMT
server: YouTube Frontend Proxy
x-xss-protection: 0
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GET
H2 200 heslo.aspx Show response
lms.instructor.cz/user/ Frame 4B84 5 KB
5 KB 534ms
284ms Document
text/html 217.11.236.98
CASABLANCA-AS Int...

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Full URL: https://lms.instructor.cz/user/heslo.aspx?www
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 217.11.236.98 , Czech Republic, ASN15685 (CASABLANCA-AS Internet & Collocation Provider, CZ),
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Software: Microsoft-IIS/10.0 / ASP.NET
Resource Hash: 3f00469fa100576d78e6f07fe93f58fd1072c9c0b2f51d47ae6e79f529ff63da

Request headers

:method: GET
:authority: lms.instructor.cz
:scheme: https
:path: /user/heslo.aspx?www
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: same-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

cache-control: private
content-type: text/html; charset=utf-8
server: Microsoft-IIS/10.0
set-cookie: ASP.NET_SessionId=c0ce0tlvepmvtt2tokj5a5vv; path=/; HttpOnly; SameSite=Lax
x-aspnet-version: 4.0.30319
x-powered-by: ASP.NET
date: Tue, 12 Jan 2021 19:42:57 GMT
content-length: 4817

GET
H/1.1 200
OK symbol-defs.svg
www.instructor.cz/images/svg/ 89 KB
25 KB 64ms
59ms Other
image/svg+xml 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/images/svg/symbol-defs.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
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Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:19:09 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
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Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=94
Content-Length: 25224
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H2 200 recaptcha__en.js Show response
www.gstatic.com/recaptcha/releases/qc5B-qjP0QEimFYUxcpWJy5B/ 334 KB
131 KB 25ms
6ms Script
text/javascript 2a00:1450:4001:818::2003
GOOGLE

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Full URL

https://www.gstatic.com/recaptcha/releases/qc5B-qjP0QEimFYUxcpWJy5B/recaptcha__en.js

Requested by

Host: www.google.com
URL: https://www.google.com/recaptcha/api.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:818::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

Name	Value
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Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 18:45:06 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 3470
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 133916
x-xss-protection: 0
last-modified: Sun, 06 Dec 2020 23:05:51 GMT
server: sffe
vary: Accept-Encoding
content-type: text/javascript
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
expires: Wed, 12 Jan 2022 18:45:06 GMT

GET
H/1.1 200
OK logo-orange.svg
www.instructor.cz/images/ 2 KB
1 KB 68ms
32ms Image
image/svg+xml 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/images/logo-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 79f76a44220b45e47dc4a66d704c128f4a35abdcd9dabaa0c6499df9167319d6

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:18:16 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
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Content-Length: 1096
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK sprite.png
www.instructor.cz/images/ 121 KB
122 KB 66ms
30ms Image
image/png 185.175.84.133
FORTION

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Full URL: https://www.instructor.cz/images/sprite.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
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Software: Apache /
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Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:39 GMT
Server: Apache
Content-Type: image/png
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=94
Content-Length: 124203
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK Rubik-Light.woff2
www.instructor.cz/fonts/rubik/ 46 KB
46 KB 43ms
34ms Font
application/octet-stream 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/fonts/rubik/Rubik-Light.woff2
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 63344bfec04f07fd117426251395106e9bf43c79891fd7033b9b041387f1b6e0

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Last-Modified: Wed, 16 Aug 2017 11:48:58 GMT
Server: Apache
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 47140
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK landing-bg.jpg
www.instructor.cz/images/ 106 KB
106 KB 52ms
31ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/landing-bg.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 7e213fa3ec2f2926642964f8bd4bfc17409b60f29dce6f227ff74de344df7a91

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:15 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 108516
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK laptop.png
www.instructor.cz/images/ 85 KB
85 KB 65ms
30ms Image
image/png 185.175.84.133
FORTION

General

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Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/laptop.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: bba418bb2c1513bd7c5c2f7d5975f32e4b0a112af1ffb4a759a4f981711d9754

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:15 GMT
Server: Apache
Content-Type: image/png
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 86780
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK section-bg-1.png
www.instructor.cz/images/ 576 KB
577 KB 58ms
54ms Image
image/png 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/section-bg-1.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: d7ff5124556d02a021527564d2d00191172bfdad457cd20d054775abc7dea957

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:25 GMT
Server: Apache
Content-Type: image/png
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Content-Length: 590303
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK border.png
www.instructor.cz/images/ 79 B
414 B 63ms
58ms Image
image/png 185.175.84.133
FORTION

General

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Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/border.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: aed052657d276b8f75cb8fcc0d278543a9b7ff291c4e922d93232002b166af89

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:12 GMT
Server: Apache
Content-Type: image/png
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=94
Content-Length: 79
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK try-it-bg.jpg
www.instructor.cz/images/ 40 KB
40 KB 59ms
57ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/try-it-bg.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: e00044593a6160f0acf7290df5b135ad4596a97753772a0063b332c335253f2a

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:53 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=91
Content-Length: 40479
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK footer-bg.jpg
www.instructor.cz/images/ 21 KB
22 KB 57ms
55ms Image
image/jpeg 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/footer-bg.jpg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 563420e188b1258823a5acd0f66801ac46caed7abd2ae223dac20274b31a5f3c

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:13 GMT
Server: Apache
Content-Type: image/jpeg
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=94
Content-Length: 21936
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK prevent.png
www.instructor.cz/images/ 7 KB
7 KB 32ms
30ms Image
image/png 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/prevent.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 68b9bbc1e03b8d2cfad30f31c7e06db296c4d6890005c68c04ab3648ec185380

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Last-Modified: Tue, 16 Apr 2019 15:18:16 GMT
Server: Apache
Content-Type: image/png
Access-Control-Allow-Origin: *
Cache-Control: public
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=93
Content-Length: 6791
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK Rubik-Medium.woff
www.instructor.cz/fonts/rubik/ 101 KB
101 KB 34ms
32ms Font
application/font-woff 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/fonts/rubik/Rubik-Medium.woff
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: b7ae9621ff97a35ea739f88ad11331a47ac719b885acb609b3bf7b6588799fc1

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Content-Encoding: gzip
Last-Modified: Wed, 16 Aug 2017 11:49:02 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: application/font-woff
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Transfer-Encoding: chunked
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=95
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK Rubik-Regular.woff2
www.instructor.cz/fonts/rubik/ 46 KB
46 KB 38ms
33ms Font
application/octet-stream 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/fonts/rubik/Rubik-Regular.woff2
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 74531e05fc3ab02093b5ab327429b9c3861f180c8b99829899a5e9d21a201764

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Last-Modified: Tue, 22 Aug 2017 08:15:44 GMT
Server: Apache
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 46612
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H/1.1 200
OK Rubik-Bold.woff2
www.instructor.cz/fonts/rubik/ 43 KB
44 KB 46ms
29ms Font
application/octet-stream 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to

Full URL: https://www.instructor.cz/fonts/rubik/Rubik-Bold.woff2
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 0cd63c6ee0d30b998c1b16bfc6c5368567c98f0e19c57d71ada6b14f223a8269

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:56 GMT
Last-Modified: Wed, 16 Aug 2017 11:48:56 GMT
Server: Apache
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=98
Content-Length: 44344
Expires: Thu, 11 Feb 2021 19:42:56 GMT

GET
H3-Q050 200 loader.js Show response
www.gstatic.com/wcm/ 539 B
729 B 35ms
20ms Script
text/javascript 2a00:1450:4001:818::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.gstatic.com/wcm/loader.js

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:818::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

7e05da544a93b639782cb0974f5dacbfc36b60d40622f680e3383ec581243ca4

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:35 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 25 Jun 2020 00:15:00 GMT
server: sffe
age: 22
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=3600
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 366
x-xss-protection: 0
expires: Tue, 12 Jan 2021 20:42:35 GMT

GET
H2 200 default Show response
embed.tawk.to/59378359b3d02e11ecc68939/ 14 KB
4 KB 44ms
28ms Script
application/x-javascript 2606:4700:10::6816:1883
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://embed.tawk.to/59378359b3d02e11ecc68939/default

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::6816:1883 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

7589af4d5ce5cf50843ff947e028fe22240ad005fa3e11e37a139fbd42c9551f

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
server: cloudflare
age: 4072
etag: W/"full-s-698-cs"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
content-type: application/x-javascript
access-control-allow-origin: *
cache-control: public, max-age=14400, s-maxage=3600
strict-transport-security: max-age=0; includeSubDomains; preload
cf-ray: 61095d169a2f2c36-FRA
cf-request-id: 0799b8821d00002c36e9bb5000000001

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 97 KB
35 KB 22ms
21ms Script
application/javascript 2a00:1450:4001:808::2008
GOOGLE

General

Check archive.org

Show headers 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

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

fd7e5158577b90853fb8476d5924eea433ebbe1ba4c2166ad0529cf1217d603c

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: br
vary: Accept-Encoding
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 36165
x-xss-protection: 0
last-modified: Tue, 12 Jan 2021 19:12:42 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Tue, 12 Jan 2021 19:42:57 GMT

GET
H/1.1 404
Not Found arrow-left-simple-white.png
www.instructor.cz/images/ 236 B
236 B 33ms
30ms Image
text/html 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/arrow-left-simple-white.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: d84bcee80a77b7f1371fd759c555854088fdd2b6f0938f733ef0dbb2bc79befb

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Server: Apache
Connection: Keep-Alive
Keep-Alive: timeout=5, max=90
Content-Length: 236
Content-Type: text/html; charset=iso-8859-1

GET
H/1.1 404
Not Found arrow-right-simple-white.png
www.instructor.cz/images/ 237 B
237 B 33ms
32ms Image
text/html 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/arrow-right-simple-white.png
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 9704ad3d7d0776419caa13bcd1068ce055219598a32bb2e7edd4e3431ace8b31

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Server: Apache
Connection: Keep-Alive
Keep-Alive: timeout=5, max=93
Content-Length: 237
Content-Type: text/html; charset=iso-8859-1

GET
H/1.1 404
Not Found loading.gif
www.instructor.cz/images/ 220 B
220 B 31ms
30ms Image
text/html 185.175.84.133
FORTION

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://www.instructor.cz/images/loading.gif
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: ba0afb3c2dbd659a18d34eb70ab04a1825a48b58520b1808ea035668d61141cd

Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Server: Apache
Connection: Keep-Alive
Keep-Alive: timeout=5, max=93
Content-Length: 220
Content-Type: text/html; charset=iso-8859-1

GET
H/1.1 404
Not Found close-black.svg
www.instructor.cz/images/ 3 KB
3 KB 192ms
191ms Image
text/html 185.175.84.133
FORTION

General

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Full URL

https://www.instructor.cz/images/close-black.svg

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),

Reverse DNS

prevent2.vs.fortion.net

Software

Apache / Nette Framework

Resource Hash

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Security Headers

Name	Value
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Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Vary: X-Requested-With,Accept-Encoding
Server: Apache
X-Powered-By: Nette Framework
X-Frame-Options: SAMEORIGIN
Content-Type: text/html; charset=utf-8
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Keep-Alive: timeout=5, max=93
Content-Length: 1191
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
H/1.1 200
OK arrow-circle-down-orange.svg
www.instructor.cz/images/ 917 B
949 B 45ms
33ms Image
image/svg+xml 185.175.84.133
FORTION

General

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Full URL: https://www.instructor.cz/images/arrow-circle-down-orange.svg
Requested by: Host: www.instructor.cz
URL: https://www.instructor.cz/css/main.css
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 185.175.84.133 , Czech Republic, ASN44984 (FORTION, CZ),
Reverse DNS: prevent2.vs.fortion.net
Software: Apache /
Resource Hash: 2d6df041e926085d3e7eca136f7e08ee15e10c7cdd5205f59855a44cc6b35cac

Request headers

Referer: https://www.instructor.cz/css/main.css
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Tue, 16 Apr 2019 15:18:11 GMT
Server: Apache
Vary: Accept-Encoding
Content-Type: image/svg+xml
Access-Control-Allow-Origin: *
Cache-Control: max-age=2592000
Connection: Keep-Alive
Accept-Ranges: bytes
Keep-Alive: timeout=5, max=97
Content-Length: 553
Expires: Thu, 11 Feb 2021 19:42:57 GMT

GET
DATA 200
OK truncated
/ 43 B
0 Image
image/gif

General

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Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Content-Type: image/gif

GET
H3-Q050 200 anchor
www.google.com/recaptcha/api2/ Frame 95E0 0
0 79ms
65ms Document
text/html 2a00:1450:4001:817::2004
GOOGLE

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Full URL

https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&size=invisible&cb=pymr5ltm0nhe

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/qc5B-qjP0QEimFYUxcpWJy5B/recaptcha__en.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:817::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

Security Headers

Name	Value
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X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

:method: GET
:authority: www.google.com
:scheme: https
:path: /recaptcha/api2/anchor?ar=1&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&co=aHR0cHM6Ly93d3cuaW5zdHJ1Y3Rvci5jejo0NDM.&hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&size=invisible&cb=pymr5ltm0nhe
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user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer: https://www.instructor.cz/

Response headers

content-type: text/html; charset=utf-8
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Tue, 12 Jan 2021 19:42:57 GMT
content-security-policy: script-src 'report-sample' 'nonce-iBYItTqWAjye+r53oi2pvA' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-encoding: gzip
x-content-type-options: nosniff
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content-length: 10973
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GET
H3-Q050 200 call-tracking_6.js Show response
www.gstatic.com/call-tracking/ 52 KB
20 KB 7ms
6ms Script
text/javascript 2a00:1450:4001:818::2003
GOOGLE

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Full URL

https://www.gstatic.com/call-tracking/call-tracking_6.js

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/wcm/loader.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:818::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

Name	Value
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X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Thu, 07 Jan 2021 12:38:13 GMT
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Thu, 25 Jun 2020 00:15:00 GMT
server: sffe
age: 457484
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
accept-ranges: bytes
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 20194
x-xss-protection: 0
expires: Fri, 07 Jan 2022 12:38:13 GMT

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 46 KB
18 KB 7ms
5ms Script
text/javascript 2a00:1450:4001:816::200e
GOOGLE

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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

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:816::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
last-modified: Fri, 23 Oct 2020 03:00:57 GMT
server: Golfe2
age: 676
date: Tue, 12 Jan 2021 19:31:41 GMT
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 18817
expires: Tue, 12 Jan 2021 21:31:41 GMT

GET
H/1.1 200
OK retargeting.js Show response
c.imedia.cz/js/ 1 KB
905 B 69ms
31ms Script
application/javascript 2a02:598:2::1033
SEZNAM-

General

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Show headers Download Go to

Full URL: https://c.imedia.cz/js/retargeting.js
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PVD6GGM
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:598:2::1033 , Czech Republic, ASN43037 (SEZNAM-, CZ),
Reverse DNS
Software: nginx /
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Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Mon, 23 Nov 2020 09:08:42 GMT
Server: nginx
ETag: W/"5fbb7c1a-406"
Vary: Accept-Encoding
P3P: CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
access-control-allow-origin: *
Cache-Control: no-cache, private, max-age=0, no-cache, no-store
Transfer-Encoding: chunked
Connection: keep-alive
Content-Type: application/javascript
Expires: Tue, 12 Jan 2021 19:42:56 GMT

GET
H2

200

wcm Show response
www.google.de/pagead/attribution/
Redirect Chain

https://www.googleadservices.com/pagead/conversion/1057830802/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM&ct_eid=2
https://www.google.de/pagead/attribution/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM

80 B
244 B

15ms
15ms

XHR
application/json

2a00:1450:4001:80b::2003
GOOGLE

General

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Show headers Download Go to

Full URL

https://www.google.de/pagead/attribution/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

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Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-type: application/json; charset=UTF-8
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content-length: 87
x-xss-protection: 0

Redirect headers

timing-allow-origin: *
date: Tue, 12 Jan 2021 19:42:57 GMT
x-content-type-options: nosniff
server: cafe
location: https://www.google.de/pagead/attribution/wcm?cc=ZZ&dn=284684331&cl=5PLmCPzX0nEQku-0-AM
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
content-type: text/html; charset=UTF-8
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content-length: 0
x-xss-protection: 0

POST
H3-Q050 200 collect Show response
www.google-analytics.com/j/ 2 B
390 B 112ms
12ms XHR
text/plain 2a00:1450:4001:816::200e
GOOGLE

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Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j87&a=290401500&t=pageview&_s=1&dl=https%3A%2F%2Fwww.instructor.cz%2F&ul=en-us&de=UTF-8&dt=E-learning%20-%20%C5%A1kolen%C3%AD%20BOZP%2C%20PO%20a%20zam%C4%9Bstnanc%C5%AF%20%E2%80%93%20Instructor.cz%20-&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAAC~&jid=1023064750&gjid=1754622601&cid=188822096.1610480577&tid=UA-26110179-1&_gid=1947784765.1610480577&_r=1&gtm=2wgbu0PVD6GGM&z=2139833858

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:816::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Tue, 12 Jan 2021 19:42:57 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.instructor.cz
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3-Q050 200 bframe
www.google.com/recaptcha/api2/ Frame DCD3 0
0 53ms
52ms Document
text/html 2a00:1450:4001:817::2004
GOOGLE

General

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Full URL

https://www.google.com/recaptcha/api2/bframe?hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&cb=tizs6x82w6p0

Requested by

Host: www.gstatic.com
URL: https://www.gstatic.com/recaptcha/releases/qc5B-qjP0QEimFYUxcpWJy5B/recaptcha__en.js

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:817::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

GSE /

Resource Hash

Security Headers

Name	Value
Content-Security-Policy	script-src 'report-sample' 'nonce-BOgAQbbRxb/HX6Ctkd+P+Q' '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

:method: GET
:authority: www.google.com
:scheme: https
:path: /recaptcha/api2/bframe?hl=en&v=qc5B-qjP0QEimFYUxcpWJy5B&k=6LdnGaMUAAAAAJocsWrbkPDJTLX0xuVeSJH_6YB3&cb=tizs6x82w6p0
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
referer: https://www.instructor.cz/
accept-encoding: gzip, deflate, br
accept-language: en-US
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Referer: https://www.instructor.cz/

Response headers

content-type: text/html; charset=utf-8
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Tue, 12 Jan 2021 19:42:57 GMT
content-security-policy: script-src 'report-sample' 'nonce-BOgAQbbRxb/HX6Ctkd+P+Q' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';object-src 'none';base-uri 'self';report-uri https://csp.withgoogle.com/csp/recaptcha/1
content-encoding: gzip
x-content-type-options: nosniff
x-xss-protection: 1; mode=block
content-length: 1125
server: GSE
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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"

GET
H/1.1 200
OK linkdec.js Show response
c.imedia.cz/js/ 2 KB
2 KB 51ms
50ms Script
application/javascript 2a02:598:2::1033
SEZNAM-

General

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Full URL: https://c.imedia.cz/js/linkdec.js
Requested by: Host: c.imedia.cz
URL: https://c.imedia.cz/js/retargeting.js
Protocol: HTTP/1.1
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:598:2::1033 , Czech Republic, ASN43037 (SEZNAM-, CZ),
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Software: nginx /
Resource Hash: 172f33040f24a04b2a9f2dfd34c9583ae3b068055d8c32bf23b68faab98e3b13

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Content-Encoding: gzip
Last-Modified: Mon, 23 Nov 2020 09:08:42 GMT
Server: nginx
ETag: W/"5fbb7c1a-9b7"
Vary: Accept-Encoding
P3P: CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
access-control-allow-origin: *
Cache-Control: no-cache, private, max-age=0, no-cache, no-store
Transfer-Encoding: chunked
Connection: keep-alive
Content-Type: application/javascript
Expires: Tue, 12 Jan 2021 19:42:56 GMT

GET
H/1.1 200
Ok retargeting
c.seznam.cz/ 43 B
510 B 150ms
58ms Image
image/gif 2a02:598:2::60
SEZNAM-

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Full URL

https://c.seznam.cz/retargeting?id=19249&category=&itemId=&url=https%3A%2F%2Fwww.instructor.cz%2F

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

HTTP/1.1

Security

TLS 1.3, , AES_256_GCM

Server

2a02:598:2::60 , Czech Republic, ASN43037 (SEZNAM-, CZ),

Reverse DNS

Software

nginx /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 12 Jan 2021 19:42:57 GMT
Server: nginx
Vary: Accept-Encoding
P3P: CP="NON DSP COR TAI NOR UNI", policyref="/w3c/p3p.xml"
Connection: keep-alive
Strict-Transport-Security: max-age=63072000
Content-Type: image/gif
Content-Length: 43

GET
H2 200 style_user.css
lms.instructor.cz/user/css_user/ Frame 4B84 55 KB
55 KB 124ms
124ms Stylesheet
text/css 217.11.236.98
CASABLANCA-AS Int...

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Full URL: https://lms.instructor.cz/user/css_user/style_user.css
Requested by: Host: lms.instructor.cz
URL: https://lms.instructor.cz/user/heslo.aspx?www
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 217.11.236.98 , Czech Republic, ASN15685 (CASABLANCA-AS Internet & Collocation Provider, CZ),
Reverse DNS: fw.prevent.cz
Software: Microsoft-IIS/10.0 / ASP.NET
Resource Hash: 5e9f87c34539b16afdc6d1308940afe204678cf5cd507996262cc9cc88c4872e

Request headers

Referer: https://lms.instructor.cz/user/heslo.aspx?www
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
last-modified: Sat, 20 Jun 2020 23:56:55 GMT
server: Microsoft-IIS/10.0
x-powered-by: ASP.NET
etag: "a11f187a5e47d61:0"
content-type: text/css
accept-ranges: bytes
content-length: 55995

GET
H2 200 jquery-1.12.4.min.js Show response
lms.instructor.cz/user/js/ Frame 4B84 95 KB
33 KB 95ms
95ms Script
application/javascript 217.11.236.98
CASABLANCA-AS Int...

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Full URL: https://lms.instructor.cz/user/js/jquery-1.12.4.min.js
Requested by: Host: lms.instructor.cz
URL: https://lms.instructor.cz/user/heslo.aspx?www
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 217.11.236.98 , Czech Republic, ASN15685 (CASABLANCA-AS Internet & Collocation Provider, CZ),
Reverse DNS: fw.prevent.cz
Software: Microsoft-IIS/10.0 / ASP.NET
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Request headers

Referer: https://lms.instructor.cz/user/heslo.aspx?www
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: gzip
last-modified: Wed, 08 Nov 2017 21:04:36 GMT
server: Microsoft-IIS/10.0
x-powered-by: ASP.NET
etag: "0cac72ed558d31:0"
vary: Accept-Encoding
content-type: application/javascript
accept-ranges: bytes
content-length: 33835

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
90 B 14ms
14ms XHR
text/plain 2a00:1450:400c:c0c::9a
GOOGLE

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Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j87&tid=UA-26110179-1&cid=188822096.1610480577&jid=1023064750&gjid=1754622601&_gid=1947784765.1610480577&_u=YEBAAEAAAAAAAC~&z=469105823

Requested by

Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c0c::9a Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
date: Tue, 12 Jan 2021 19:42:57 GMT
content-type: text/plain
access-control-allow-origin: https://www.instructor.cz
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
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content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3-Q050 200 ga-audiences
www.google.com/ads/ 42 B
238 B 31ms
30ms Image
image/gif 2a00:1450:4001:817::2004
GOOGLE

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Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j87&tid=UA-26110179-1&cid=188822096.1610480577&jid=1023064750&_u=YEBAAEAAAAAAAC~&z=1292702844

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:817::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 12 Jan 2021 19:42:57 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-type: image/gif
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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

GET
H3-Q050 200 ga-audiences
www.google.de/ads/ 42 B
483 B 62ms
46ms Image
image/gif 2a00:1450:4001:80b::2003
GOOGLE

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Full URL

https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j87&tid=UA-26110179-1&cid=188822096.1610480577&jid=1023064750&_u=YEBAAEAAAAAAAC~&z=1292702844

Requested by

Host: www.instructor.cz
URL: https://www.instructor.cz/

Protocol

H3-Q050

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:80b::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma: no-cache
date: Tue, 12 Jan 2021 19:42:57 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-type: image/gif
alt-svc: h3-29=":443"; ma=2592000,h3-T051=":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

GET
H2 200 app.js Show response
static-v.tawk.to/698/ 497 KB
108 KB 40ms
38ms Script
application/javascript 2606:4700:10::6816:1883
CLOUDFLARENET

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Full URL

https://static-v.tawk.to/698/app.js

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Host: embed.tawk.to
URL: https://embed.tawk.to/59378359b3d02e11ecc68939/default

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::6816:1883 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Origin: https://www.instructor.cz
Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
age: 2549826
vary: Accept-Encoding
cf-request-id: 0799b8846700002c3688872000000001
last-modified: Mon, 14 Dec 2020 07:02:07 GMT
server: cloudflare
etag: W/"5fd70def-7c2e7"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
content-type: application/javascript
access-control-allow-origin: *
cache-control: public, max-age=2592000, immutable
cf-ray: 61095d1a3c3e2c36-FRA

GET
H2 200 widget-settings Show response
va.tawk.to/v1/ 3 KB
1 KB 20ms
19ms XHR
application/json 2606:4700:10::6816:1883
CLOUDFLARENET

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Full URL

https://va.tawk.to/v1/widget-settings?propertyId=59378359b3d02e11ecc68939&widgetId=default

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::6816:1883 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

99288a9fadaaacf9a069fb8a477fe56dd1ab898f5ad918d6d8c6477b25334d13

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: HIT
age: 11903
strict-transport-security: max-age=0; includeSubDomains; preload
vary: Accept-Encoding
cf-request-id: 0799b884a900002c36aa89e000000001
x-served-by: visitor-application-preemptive-fv54
server: cloudflare
etag: W/"1-33-0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age: 3600
access-control-allow-methods: GET,OPTIONS
content-type: application/json
access-control-allow-origin: *
cache-control: public, max-age=14400, s-maxage=14400
cf-ray: 61095d1aad672c36-FRA

POST
H2 200 1610480577711 Show response
va.tawk.to/register/ 642 B
1 KB 269ms
253ms XHR
application/json 2606:4700:10::ac43:2642
CLOUDFLARENET

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Full URL

https://va.tawk.to/register/1610480577711

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

d6cdad517adc37a6f4d068d0be284cc6d22196afb130236cc155024e138b7dc1

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-type: application/x-www-form-urlencoded

Response headers

date: Tue, 12 Jan 2021 19:42:57 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
p3p: CP='IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT'
vary: Accept-Encoding
cf-request-id: 0799b884bd0000c2db40830000000001
x-served-by: visitor-application-preemptive-gjwx
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
access-control-allow-methods: POST
content-type: application/json
access-control-allow-origin: https://www.instructor.cz
cache-control: no-cache
access-control-allow-credentials: true
cf-ray: 61095d1acd93c2db-FRA
access-control-allow-headers: origin, content-type

GET
H2 200 css
fonts.googleapis.com/ Frame FF20 7 KB
707 B 15ms
15ms Stylesheet
text/css 2a00:1450:4001:821::200a
GOOGLE

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Full URL

https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:821::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

8fe68a79ff7e8b9ccdce4e20adb572b32db90aad5e1b3b1bcb290ab357bb88c1

Security Headers

Name	Value
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X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 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: h3-29=":443"; ma=2592000,h3-T051=":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: Tue, 12 Jan 2021 18:13:14 GMT
server: ESF
date: Tue, 12 Jan 2021 19:42:58 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: Tue, 12 Jan 2021 19:42:58 GMT

GET
H2 200 css
fonts.googleapis.com/ Frame 4340 7 KB
684 B 17ms
16ms Stylesheet
text/css 2a00:1450:4001:821::200a
GOOGLE

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Full URL

https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:821::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

8fe68a79ff7e8b9ccdce4e20adb572b32db90aad5e1b3b1bcb290ab357bb88c1

Security Headers

Name	Value
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X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 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: h3-29=":443"; ma=2592000,h3-T051=":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: Tue, 12 Jan 2021 18:57:05 GMT
server: ESF
date: Tue, 12 Jan 2021 19:42:58 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: Tue, 12 Jan 2021 19:42:58 GMT

GET
H2 200 css
fonts.googleapis.com/ Frame C14F 7 KB
684 B 15ms
14ms Stylesheet
text/css 2a00:1450:4001:821::200a
GOOGLE

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Full URL

https://fonts.googleapis.com/css?family=Lato:100,100i,300,300i,400,400i,700,700i,900,900i&subset=latin-ext

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:821::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

8fe68a79ff7e8b9ccdce4e20adb572b32db90aad5e1b3b1bcb290ab357bb88c1

Security Headers

Name	Value
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X-Content-Type-Options	nosniff
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X-Xss-Protection	0

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 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: h3-29=":443"; ma=2592000,h3-T051=":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: Tue, 12 Jan 2021 18:55:57 GMT
server: ESF
date: Tue, 12 Jan 2021 19:42:58 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: Tue, 12 Jan 2021 19:42:58 GMT

GET
H2 200 emojione.min.css
cdn.jsdelivr.net/emojione/2.2.7/assets/css/ Frame C14F 192 B
252 B 9ms
7ms Stylesheet
text/css 2a04:4e42:3::621
FASTLY

General

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Full URL

https://cdn.jsdelivr.net/emojione/2.2.7/assets/css/emojione.min.css

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

519edf0dc00972d9a811c5e60b94cf719b30351a8dfe62f38fab8d4b5182558b

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
age: 4684624
x-cache: HIT
cross-origin-resource-policy: cross-origin
content-length: 152
etag: W/"c0-akPwBVON2fKdb1Kdc8vjvcdyWY0"
x-served-by: cache-fra19123-FRA
date: Tue, 12 Jan 2021 19:42:58 GMT
vary: Accept-Encoding
content-type: text/css; charset=utf-8
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000, s-maxage=31536000, immutable
accept-ranges: bytes
timing-allow-origin: *

GET
H2 200 emojione.min.js Show response
cdn.jsdelivr.net/emojione/2.2.7/lib/js/ Frame C14F 295 KB
53 KB 9ms
8ms Script
application/javascript 2a04:4e42:3::621
FASTLY

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.jsdelivr.net/emojione/2.2.7/lib/js/emojione.min.js

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

f5c06455e539dcd889f7f05d709b5adc76c444099fe57f431365af2fc57e803b

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
age: 4684625
x-cache: HIT
cross-origin-resource-policy: cross-origin
content-length: 53889
etag: W/"49dda-cp9vjKV4fYl0Ow7X6yf9dkBr+YU"
x-served-by: cache-fra19123-FRA
date: Tue, 12 Jan 2021 19:42:58 GMT
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000, s-maxage=31536000, immutable
accept-ranges: bytes
timing-allow-origin: *

GET
H2 200 / Show response
vsa46.tawk.to/s/ 101 B
329 B 181ms
180ms XHR
application/octet-stream 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://vsa46.tawk.to/s/?k=5ffdfbc17fe7f1661b7917f0&u=oyxpd2fSdZLTjRMXfBtGMVXpnnRIcgQv2Kw5MubocBeaeRvX37AvWJ3tV%2FvImGcz&uv=2&a=59378359b3d02e11ecc68939&cver=0&pop=false&jv=698&asver=756&ust=false&EIO=3&transport=polling&__t=NRu7stY

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

c20193b3193a1d9af33c35fdb49e43aeab858fe8becd6ed37bb7e69c2cde612c

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:58 GMT
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
content-type: application/octet-stream
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cf-ray: 61095d1c9893c2db-FRA
content-length: 101
cf-request-id: 0799b885e40000c2db9c1f2000000001

GET
H2 200 26a1.png
cdn.jsdelivr.net/emojione/assets/png/ Frame C14F 413 B
516 B 7ms
6ms Image
image/png 2a04:4e42:3::621
FASTLY

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn.jsdelivr.net/emojione/assets/png/26a1.png?v=2.2.7

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

9f8144ae6f866129aea41bbf694b0c858ef9352a139969e57cd8db73385f52c3

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
age: 405377
x-cache: HIT
cross-origin-resource-policy: cross-origin
content-length: 413
etag: W/"19d-NgetWBBUGNU0Su9xItAjaREfnb0"
x-served-by: cache-fra19123-FRA
date: Tue, 12 Jan 2021 19:42:58 GMT
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *

GET
H2 200 / Show response
vsa46.tawk.to/s/ 77 B
162 B 175ms
175ms XHR
application/octet-stream 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

3442f97c25e6540744f8a1ffdb2b1e54038ca75038ba00d7f1af7d28c8fcba53

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:58 GMT
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
content-type: application/octet-stream
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cf-ray: 61095d1dba49c2db-FRA
content-length: 77
cf-request-id: 0799b886980000c2db91880000000001

POST
H2 200 v3 Show response
va.tawk.to/log-performance/ 5 B
141 B 174ms
174ms XHR
text/html 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://va.tawk.to/log-performance/v3

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

933b971c6388d594a23fa1559825db5bec8ade2db1240aa8fc9d0c684949e8c9

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-type: application/x-www-form-urlencoded

Response headers

date: Tue, 12 Jan 2021 19:42:58 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
vary: Accept-Encoding
cf-request-id: 0799b887490000c2db5b85b000000001
x-served-by: visitor-application-preemptive-gh87
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
access-control-allow-methods: POST
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cf-ray: 61095d1edc8ac2db-FRA
access-control-allow-headers: origin, content-type

GET
H2 200 / Show response
vsa46.tawk.to/s/ 4 B
111 B 921ms
921ms XHR
application/octet-stream 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

a9a2f1dd042cb6f1eded53dc0a1c66ed8694fc093dc3520cdac1a541d615d474

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:42:59 GMT
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
content-type: application/octet-stream
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cf-ray: 61095d1edc91c2db-FRA
content-length: 4
cf-request-id: 0799b8874a0000c2dbc1b5f000000001

POST
H2 200 / Show response
vsa46.tawk.to/s/ 2 B
96 B 653ms
653ms XHR
text/html 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

2689367b205c16ce32ed4200942b8b8b1e262dfc70d9bc9fbc77c49699a4f1df

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-type: text/plain;charset=UTF-8

Response headers

date: Tue, 12 Jan 2021 19:42:59 GMT
content-encoding: br
x-content-type-options: nosniff
cf-cache-status: DYNAMIC
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=0; includeSubDomains; preload
content-type: text/html
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
cf-ray: 61095d220a38c2db-FRA
cf-request-id: 0799b889450000c2db4bae5000000001

GET
H2 200 26a1.png
cdn.jsdelivr.net/emojione/assets/png/ Frame C14F 413 B
482 B 6ms
6ms Image
image/png 2a04:4e42:3::621
FASTLY

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn.jsdelivr.net/emojione/assets/png/26a1.png?v=2.2.7

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

9f8144ae6f866129aea41bbf694b0c858ef9352a139969e57cd8db73385f52c3

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
age: 405383
x-cache: HIT
cross-origin-resource-policy: cross-origin
content-length: 413
etag: W/"19d-NgetWBBUGNU0Su9xItAjaREfnb0"
x-served-by: cache-fra19123-FRA
date: Tue, 12 Jan 2021 19:43:04 GMT
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *

POST
H2 200 log
va.tawk.to/ Frame 70FA 0
0 206ms
206ms Document
text/html 2606:4700:10::ac43:2642
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://va.tawk.to/log

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:10::ac43:2642 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=0; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

:method: POST
:authority: va.tawk.to
:scheme: https
:path: /log
content-length: 617
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
origin: https://www.instructor.cz
content-type: application/x-www-form-urlencoded
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site: cross-site
sec-fetch-mode: navigate
sec-fetch-dest: iframe
accept-encoding: gzip, deflate, br
accept-language: en-US
Upgrade-Insecure-Requests: 1
Origin: https://www.instructor.cz
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Tue, 12 Jan 2021 19:43:04 GMT
content-type: text/html; charset=utf-8
set-cookie: __cfduid=d474b206a9c6710b12f26dcb331fabce81610480584; expires=Thu, 11-Feb-21 19:43:04 GMT; path=/; domain=.tawk.to; HttpOnly; SameSite=Lax
x-served-by: visitor-application-preemptive-9sqj
access-control-allow-origin: https://www.instructor.cz
access-control-allow-credentials: true
access-control-allow-methods: POST
access-control-allow-headers: origin, content-type
vary: Accept-Encoding
strict-transport-security: max-age=0; includeSubDomains; preload
cf-cache-status: DYNAMIC
cf-request-id: 0799b89e030000c2db961d9000000001
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-content-type-options: nosniff
server: cloudflare
cf-ray: 61095d433cf4c2db-FRA
content-encoding: br

GET
H2 200 26a1.png
cdn.jsdelivr.net/emojione/assets/png/ Frame C14F 413 B
611 B 6ms
6ms Image
image/png 2a04:4e42:3::621
FASTLY

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://cdn.jsdelivr.net/emojione/assets/png/26a1.png?v=2.2.7

Requested by

Host: static-v.tawk.to
URL: https://static-v.tawk.to/698/app.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a04:4e42:3::621 , Ascension Island, ASN54113 (FASTLY, US),

Reverse DNS

Software

Resource Hash

9f8144ae6f866129aea41bbf694b0c858ef9352a139969e57cd8db73385f52c3

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.instructor.cz/
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
age: 405386
x-cache: HIT
cross-origin-resource-policy: cross-origin
content-length: 413
etag: W/"19d-NgetWBBUGNU0Su9xItAjaREfnb0"
x-served-by: cache-fra19123-FRA
date: Tue, 12 Jan 2021 19:43:06 GMT
vary: Accept-Encoding
content-type: image/png
access-control-allow-origin: *
access-control-expose-headers: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *

Verdicts & Comments Add Verdict or Comment

78 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.

7 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.youtube.com/	1969-12-31 23:59:59	Name: YSC Value: mYq6pOxA7Ek
.instructor.cz/	1970-01-19 15:21:20	Name: _gat_UA-26110179-1 Value: 1
.instructor.cz/	1970-01-19 15:22:46	Name: _gid Value: GA1.2.1947784765.1610480577
.youtube.com/	1970-01-19 19:40:32	Name: VISITOR_INFO1_LIVE Value: nlNc4e-uw88
.instructor.cz/	1970-01-20 08:52:32	Name: _ga Value: GA1.2.188822096.1610480577
lms.instructor.cz/	1969-12-31 23:59:59	Name: ASP.NET_SessionId Value: c0ce0tlvepmvtt2tokj5a5vv
.instructor.cz/	1970-01-19 17:30:56	Name: _gcl_au Value: 1.1.1044094476.1610480577

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

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
cdn.jsdelivr.net
embed.tawk.to
fonts.googleapis.com
lms.instructor.cz
static-v.tawk.to
stats.g.doubleclick.net
va.tawk.to
vsa46.tawk.to
www.google-analytics.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
www.gstatic.com
www.instructor.cz
www.youtube.com
172.217.22.34
185.175.84.133
217.11.236.98
2606:4700:10::6816:1883
2606:4700:10::ac43:2642
2a00:1450:4001:801::200e
2a00:1450:4001:808::2008
2a00:1450:4001:80b::2003
2a00:1450:4001:816::200e
2a00:1450:4001:817::2004
2a00:1450:4001:818::2003
2a00:1450:4001:821::200a
2a00:1450:400c:c0c::9a
2a02:598:2::1033
2a02:598:2::60
2a04:4e42:3::621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www.instructor.cz Open in urlscan Pro 185.175.84.133 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page URL History Show full URLs

Detected technologies

Page Statistics

88 Requests

100 %HTTPS

81 %IPv6

14 Domains

18 Subdomains

16 IPs

5 Countries

1932 kBTransfer

3575 kBSize

7 Cookies

3 Outgoing links

Page URL History

Redirected requests

88 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

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

Screenshot
Live screenshot

Full Image

88
Requests

100 %
HTTPS

81 %
IPv6

14
Domains

18
Subdomains

16
IPs

5
Countries

1932 kB
Transfer

3575 kB
Size

7
Cookies

88 HTTP transactions
1 data transactions