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classroom.bg Open in urlscan Pro
94.156.72.190  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://classroom.bg/
Effective URL: https://classroom.bg/
Submission: On June 03 via api from KR
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 17 IPs in 3 countries across 12 domains to perform 69 HTTP transactions. The main IP is 94.156.72.190, located in Bulgaria and belongs to TERASYST-AS, BG. The main domain is classroom.bg.
TLS certificate: Issued by Sectigo RSA Domain Validation Secure ... on April 9th 2020. Valid for: 2 years.
This is the only time classroom.bg was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

31    94.156.72.190 (Bulgaria)

ASN31420 (TERASYST-AS, BG)
PTR: www.classroom.bg
classroom.bg
2    2606:4700::6810:125e (United States)

ASN13335 (CLOUDFLARENET, US)
cdnjs.cloudflare.com
1    2a00:1450:4001:803::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.googleapis.com
2    2a00:1450:4001:831::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
ajax.googleapis.com
1    151.101.12.217 (Frankfurt am Main, Germany)

ASN54113 (FASTLY, US)
player.vimeo.com
1    2a00:1450:4001:810::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
1    2a00:1450:4001:80e::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
ssl.google-analytics.com
13    2a03:2880:f01c:8012:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
connect.facebook.net
static.xx.fbcdn.net
4    2a00:1450:4001:829::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
2    2a00:1450:4001:809::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
fonts.gstatic.com
1    2a00:1450:4001:831::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
ssl.google-analytics.com
4    2a03:2880:f11c:8183:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
www.facebook.com
1    151.101.192.217 (United States)

ASN54113 (FASTLY, US)
vimeo.com
3    2a00:1450:4001:80e::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
img.youtube.com
1    2a03:2880:f01c:216:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
scontent-frt3-1.xx.fbcdn.net
1    2a03:2880:f02d:12:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
scontent-frx5-1.xx.fbcdn.net
1    151.101.14.109 (Frankfurt am Main, Germany)

ASN54113 (FASTLY, US)
i.vimeocdn.com
Domain Requested by
31 classroom.bg 1 redirects classroom.bg
8 static.xx.fbcdn.net www.facebook.com
static.xx.fbcdn.net
6 fonts.gstatic.com fonts.googleapis.com
5 connect.facebook.net classroom.bg
connect.facebook.net
4 www.facebook.com connect.facebook.net
classroom.bg
3 img.youtube.com classroom.bg
2 ssl.google-analytics.com classroom.bg
2 ajax.googleapis.com classroom.bg
2 cdnjs.cloudflare.com classroom.bg
1 i.vimeocdn.com classroom.bg
1 scontent-frx5-1.xx.fbcdn.net www.facebook.com
1 scontent-frt3-1.xx.fbcdn.net www.facebook.com
1 vimeo.com ajax.googleapis.com
1 www.googletagmanager.com classroom.bg
1 player.vimeo.com classroom.bg
1 fonts.googleapis.com classroom.bg
69 16

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

Domain
www.facebook.com
www.youtube.com
vimeo.com
twitter.com
Subject Issuer Validity Valid
classroom.bg
Sectigo RSA Domain Validation Secure Server CA		 2020-04-09 -
2022-04-09		 2 years crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2020-10-21 -
2021-10-20		 a year crt.sh
upload.video.google.com
GTS CA 1O1		 2021-05-10 -
2021-08-02		 3 months crt.sh
*.vimeo.com
GlobalSign Atlas R3 DV TLS CA 2020		 2021-05-21 -
2022-06-22		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2021-05-03 -
2021-07-26		 3 months crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA		 2021-05-26 -
2021-08-24		 3 months crt.sh
*.google.com
GTS CA 1O1		 2021-05-03 -
2021-07-26		 3 months crt.sh
*.vimeocdn.com
GlobalSign Atlas R3 DV TLS CA 2020		 2021-05-18 -
2022-06-19		 a year crt.sh

This page contains 2 frames:

Primary Page: https://classroom.bg/
Frame ID: 912A2C95E232478A9A14B87B8FAB0A1A
Requests: 58 HTTP requests in this frame

Frame: https://www.facebook.com/plugins/like_box.php?app_id=470906692965586&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fx%2Fconnect%2Fxd_arbiter%2F%3Fversion%3D46%23cb%3Df316930bde50474%26domain%3Dclassroom.bg%26origin%3Dhttps%253A%252F%252Fclassroom.bg%252Ff37e0e6a1211114%26relation%3Dparent.parent&container_width=245&header=true&height=266&href=http%3A%2F%2Fwww.facebook.com%2FClassroom.bg&locale=en_US&sdk=joey&show_faces=true&stream=false&width=292
Frame ID: 2A49367B10C54EFBF2B89E82A5867C1F
Requests: 11 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page URL History Show full URLs

  1. http://classroom.bg/ HTTP 301
    https://classroom.bg/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • headers server /(?:Apache(?:$|\/([\d.]+)|[^/-])|(?:^|\b)HTTPD)/i

Page Statistics

69
Requests

100 %
HTTPS

76 %
IPv6

12
Domains

16
Subdomains

17
IPs

3
Countries

1801 kB
Transfer

2975 kB
Size

7
Cookies

Page URL History

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

  1. http://classroom.bg/ HTTP 301
    https://classroom.bg/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

69 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request Cookie set /
classroom.bg/
Redirect Chain
  • http://classroom.bg/
  • https://classroom.bg/
32 KB
9 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
87bf7c3c80a64ca60a5e9cafebed3db48411cf2126dd6ac3754f085caf18c844

Request headers

Host
classroom.bg
Connection
keep-alive
Pragma
no-cache
Cache-Control
no-cache
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Server
Apache
Expires
Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control
no-store, no-cache, must-revalidate
Pragma
no-cache
Content-Encoding
gzip
Vary
Accept-Encoding
Set-Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; path=/
Connection
close
Transfer-Encoding
chunked
Content-Type
text/html; charset=UTF-8

Redirect headers

Date
Thu, 03 Jun 2021 00:07:03 GMT
Server
Apache
Location
https://classroom.bg/
Content-Length
229
Connection
close
Content-Type
text/html; charset=iso-8859-1
cookieconsent.min.css
cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.0.3/ 		4 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.0.3/cookieconsent.min.css
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:125e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
456ab1a71507ed91abae14c9d08faffb373a7bc711a66e44341b7b8b7bb72ab4
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:12 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
4250301
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
948
cf-request-id
0a70f190a2000096aa07101000000001
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:09:17 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e2d-f62"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=XchWOBhEzJQ8Sg7LHgTTF1Awkbx8qfeX4Ha2VQKj0I60Nq8fGlcYUcRC9VLeLxio0gnJgm%2BOYHgPq0Ve1wnuJnMCifgoL8Cq%2FPQVq0MoH36P4IfTOEu5Q2khcakcc60Hk5kga7SAZy9oi4Xu2Q%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
6594eb9439ff96aa-FRA
expires
Tue, 24 May 2022 00:49:12 GMT
cookieconsent.min.js
cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.0.3/ 		19 KB
6 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.0.3/cookieconsent.min.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:125e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
af4c6683814aa527caf53bde3d021e6aafe00833b45f2dead043c87ed7864674
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:12 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
1213811
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
5676
cf-request-id
0a70f190a4000096aa2622e000000001
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:09:17 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03e2d-4d5a"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=tGqGpDJiiy553c5Cl0kPnvpPonpE31IqsEwi2fpejKeMQhxX0rNwJziEbomTLBhu3%2BMgE%2BXLBQStBAJOUIqiR8VuXoiVk5HtA8vZAeolvRuQJh2ai56nkHadppYpiP3oZyGvZWRbwYIb288Wrg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
6594eb943a0096aa-FRA
expires
Tue, 24 May 2022 00:49:12 GMT
css
fonts.googleapis.com/ 		6 KB
780 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Open+Sans:400,300,700&subset=latin,cyrillic
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:803::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
b0a38a8511b93101deac9194e4f22d0a7f5fc94bd90763e93889d08f56977ac2
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 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
Thu, 03 Jun 2021 00:49:12 GMT
server
ESF
date
Thu, 03 Jun 2021 00:49:12 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
Thu, 03 Jun 2021 00:49:12 GMT
bootstrap.min.css
classroom.bg/css/ 		118 KB
119 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/css/bootstrap.min.css
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
880de7665b1aaa840303313deca3352af257d55aed4584d5e17f0fbffe0fde01

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:33:58 GMT
Server
Apache
ETag
"64eea-1d9b1-5c25be5e919b7"
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
121265
lity.min.css
classroom.bg/libs/lity/ 		3 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/libs/lity/lity.min.css
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
212530cdb89fcefd3a8efdaf9b754fb5d749f0acdbea12c20d289e955a72d420

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:49 GMT
Server
Apache
ETag
"6561c-c3e-5c25be8f86527"
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
3134
template.css
classroom.bg/css/ 		93 KB
93 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/css/template.css?v=202105191449
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
5909fad3a69807e6ae79a19b27e87e9741fb9c77be273a69f93a22bec688cacd

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Wed, 19 May 2021 11:49:25 GMT
Server
Apache
ETag
"64efa-1741a-5c2ad6b13fec4"
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
95258
jquery.min.js
ajax.googleapis.com/ajax/libs/jquery/1.11.3/ 		94 KB
33 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
aec3d419d50f05781a96f223e18289aeb52598b5db39be82a7b71dc67d6a7947
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 02 Jun 2021 16:04:02 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
31510
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
33507
x-xss-protection
0
last-modified
Tue, 03 Mar 2020 19:15:00 GMT
server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges
bytes
timing-allow-origin
*
expires
Thu, 02 Jun 2022 16:04:02 GMT
jquery-ui.min.js
ajax.googleapis.com/ajax/libs/jqueryui/1.9.2/ 		232 KB
61 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://ajax.googleapis.com/ajax/libs/jqueryui/1.9.2/jquery-ui.min.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff
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Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Tue, 01 Jun 2021 10:39:44 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
137368
cross-origin-resource-policy
cross-origin
alt-svc
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content-length
62563
x-xss-protection
0
last-modified
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server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, max-age=31536000, stale-while-revalidate=2592000
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 01 Jun 2022 10:39:44 GMT
owl.carousel.css
classroom.bg/libs/owl-carousel/ 		2 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/libs/owl-carousel/owl.carousel.css
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
c9430ccc20d8d58e10dbcaba36ae11739cf20190424b6f55c0d8cf90241658f6

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
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https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:50 GMT
Server
Apache
ETag
"65621-60b-5c25be8fb4f3f"
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
1547
owl.theme.css
classroom.bg/libs/owl-carousel/ 		2 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/libs/owl-carousel/owl.theme.css
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
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Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
text/css,*/*;q=0.1
Cache-Control
no-cache
Sec-Fetch-Dest
style
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:50 GMT
Server
Apache
ETag
"65627-6cf-5c25be8fd9547"
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
1743
owl.carousel.js
classroom.bg/libs/owl-carousel/ 		53 KB
53 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/libs/owl-carousel/owl.carousel.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
a0611f81ec5521ce8ec2d6a2a719d0de5273898618fa70e79ce1c8d9349c0d43

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
*/*
Cache-Control
no-cache
Sec-Fetch-Dest
script
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:50 GMT
Server
Apache
ETag
"65624-d424-5c25be8fc2617"
Content-Type
text/javascript
Connection
close
Accept-Ranges
bytes
Content-Length
54308
player.js
player.vimeo.com/api/ 		19 KB
7 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://player.vimeo.com/api/player.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.12.217 Frankfurt am Main, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx /
Resource Hash
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Security Headers
Name Value
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Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Xss-Protection 1; mode=block

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

X-Varnish-Cache
0
Content-Security-Policy
default-src 'none'; style-src 'unsafe-inline'
Content-Encoding
gzip
X-Content-Type-Options
nosniff
Age
248
X-Cache
HIT
P3p
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keep-alive
X-VServer
infra-playproxy-a-15
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5898
X-Xss-Protection
1; mode=block
X-Served-By
cache-fra19141-FRA
X-Player-Backend
p
Expires
Thu, 03 Jun 2021 01:15:04 GMT
Server
nginx
Cache-Control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
X-Timer
S1622681353.504365,VS0,VE0
Date
Thu, 03 Jun 2021 00:49:12 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
Content-Type
application/javascript;charset=utf-8
Via
1.1 varnish, 1.1 varnish
Vary
Accept-Encoding
X-Vimeo-DC
ge
Accept-Ranges
bytes
Access-Control-Allow-Origin
*
X-Cache-Hits
31
lity.min.js
classroom.bg/libs/lity/ 		5 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/libs/lity/lity.min.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
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Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
*/*
Cache-Control
no-cache
Sec-Fetch-Dest
script
Referer
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Cookie
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Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:49 GMT
Server
Apache
ETag
"6561e-1331-5c25be8f9054f"
Content-Type
text/javascript
Connection
close
Accept-Ranges
bytes
Content-Length
4913
logo_trimmed.png
classroom.bg/images/ 		5 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/logo_trimmed.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
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Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:14 GMT
Server
Apache
ETag
"6511f-153d-5c25be6d692af"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
5437
happy_waiter-min.jpg
classroom.bg/images/v2/campaigns/restaurant/ 		50 KB
50 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/campaigns/restaurant/happy_waiter-min.jpg
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
0a958c7b9839b052a13917cc337a5deb8971194880168a93b9b901479df5a69b

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:21 GMT
Server
Apache
ETag
"651b0-c879-5c25be74707bf"
Content-Type
image/jpeg
Connection
close
Accept-Ranges
bytes
Content-Length
51321
th_A1.png
classroom.bg/images/v2/courses/ 		41 KB
42 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_A1.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
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Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:23 GMT
Server
Apache
ETag
"651cd-a5fa-5c25be7633a7f"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
42490
th_A2.png
classroom.bg/images/v2/courses/ 		36 KB
36 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_A2.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
0ca93e9e4f9482e660c944a6ac09fc6f0e293df9a690a4e6e80721e7ecc02d87

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:23 GMT
Server
Apache
ETag
"651d2-9108-5c25be768438f"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
37128
th_B1.png
classroom.bg/images/v2/courses/ 		35 KB
35 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_B1.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
2e0204a70927500ed59b93dab2276a57272c9dbc4e82225c98e072d9f1395941

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:23 GMT
Server
Apache
ETag
"651d4-8ad4-5c25be76a52e7"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
35540
th_B1_2.png
classroom.bg/images/v2/courses/ 		48 KB
48 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_B1_2.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
4e1be7a2d200dcc0f7ba346a895853eef0c32fd878f951479d74c5489d5789e3

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; __utma=182756596.565943142.1622681353.1622681353.1622681353.1; __utmc=182756596; __utmz=182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmt=1; __utmb=182756596.1.10.1622681353; _fbp=fb.1.1622681353153.1596960122
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:23 GMT
Server
Apache
ETag
"651d5-c071-5c25be76b412f"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
49265
th_B2_1.png
classroom.bg/images/v2/courses/ 		48 KB
48 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_B2_1.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
82d53e896408ba3df77e6b8b2d1549993423df8bbf1e74bf70ec1291a0aede44

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; __utma=182756596.565943142.1622681353.1622681353.1622681353.1; __utmc=182756596; __utmz=182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmt=1; __utmb=182756596.1.10.1622681353; _fbp=fb.1.1622681353153.1596960122
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:24 GMT
Server
Apache
ETag
"651d9-bf2c-5c25be76f5427"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
48940
th_B2_3.png
classroom.bg/images/v2/courses/ 		63 KB
63 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_B2_3.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
580acd1ca5028480862d55aecfb41c3b8785d0c3dd4981b766dd761275c5b5ab

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
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Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:24 GMT
Server
Apache
ETag
"651db-fa08-5c25be7714827"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
64008
th_home_fsi-min.jpg
classroom.bg/images/v2/courses/ 		30 KB
30 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_home_fsi-min.jpg
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
5dd05bf7570ab336c7a368ab30f647d72687e6d53eedd566b31fddc8cebba6cc

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; __utma=182756596.565943142.1622681353.1622681353.1622681353.1; __utmc=182756596; __utmz=182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmt=1; __utmb=182756596.1.10.1622681353; _fbp=fb.1.1622681353153.1596960122
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:24 GMT
Server
Apache
ETag
"651e4-774f-5c25be77883b7"
Content-Type
image/jpeg
Connection
close
Accept-Ranges
bytes
Content-Length
30543
th_home_engineering-min.jpg
classroom.bg/images/v2/courses/ 		54 KB
55 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_home_engineering-min.jpg
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
7e366fa4c48e562754e18a74fff8fbc3af9d699d0874995601b3fc24561ded6f

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; __utma=182756596.565943142.1622681353.1622681353.1622681353.1; __utmc=182756596; __utmz=182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmt=1; __utmb=182756596.1.10.1622681353; _fbp=fb.1.1622681353153.1596960122
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:24 GMT
Server
Apache
ETag
"651e2-d9af-5c25be7771487"
Content-Type
image/jpeg
Connection
close
Accept-Ranges
bytes
Content-Length
55727
th_home_mediacal-min.jpg
classroom.bg/images/v2/courses/ 		38 KB
39 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/courses/th_home_mediacal-min.jpg
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
cf29000351417bd8c04e9788c59cff3c2e9e03e4e5dc0147f1086c417dd4901f

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
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Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:24 GMT
Server
Apache
ETag
"651e5-995e-5c25be779eb17"
Content-Type
image/jpeg
Connection
close
Accept-Ranges
bytes
Content-Length
39262
tablet-stripe-min.jpg
classroom.bg/images/v2/ 		47 KB
47 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/v2/tablet-stripe-min.jpg
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
dd7cecbc819bae429ec7172ed29a753fd9c57e62fbde1975d65ddc953314222a

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6; __utma=182756596.565943142.1622681353.1622681353.1622681353.1; __utmc=182756596; __utmz=182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utmt=1; __utmb=182756596.1.10.1622681353; _fbp=fb.1.1622681353153.1596960122
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:27 GMT
Server
Apache
ETag
"653e4-bc7c-5c25be7a14d1f"
Content-Type
image/jpeg
Connection
close
Accept-Ranges
bytes
Content-Length
48252
bootstrap.min.js
classroom.bg/js/ 		36 KB
36 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/js/bootstrap.min.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
5a4a5359110a773bd154da94c48ffd6a6233a29dfd5a9314555f5ae6c3e47459

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
*/*
Cache-Control
no-cache
Sec-Fetch-Dest
script
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:29 GMT
Server
Apache
ETag
"654ba-900a-5c25be7c06227"
Content-Type
text/javascript
Connection
close
Accept-Ranges
bytes
Content-Length
36874
classroom.js
classroom.bg/js/ 		22 KB
22 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://classroom.bg/js/classroom.js?v=202105151334
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
16ab1e9df97faf05d1bff779eba505ad09ae641252d4e4642c72fbb497c6ba71

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
*/*
Cache-Control
no-cache
Sec-Fetch-Dest
script
Referer
https://classroom.bg/
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:05 GMT
Last-Modified
Sat, 15 May 2021 10:34:29 GMT
Server
Apache
ETag
"654fa-56da-5c25be7c501bf"
Content-Type
text/javascript
Connection
close
Accept-Ranges
bytes
Content-Length
22234
gtm.js
www.googletagmanager.com/ 		87 KB
34 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-TK94NN3
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:810::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
d11c3b28279fe68c65d682f1089947a8870eb0c51905ef7c02123a37a8f568d5
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:12 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
34661
x-xss-protection
0
last-modified
Thu, 03 Jun 2021 00:08:38 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
Thu, 03 Jun 2021 00:49:12 GMT
ga.js
ssl.google-analytics.com/ 		45 KB
17 KB 		Script
General
Check archive.org
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Full URL
https://ssl.google-analytics.com/ga.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:80e::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Fri, 09 Apr 2021 23:59:54 GMT
server
Golfe2
age
6187
date
Wed, 02 Jun 2021 23:06:05 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
17168
expires
Thu, 03 Jun 2021 01:06:05 GMT
all.js
connect.facebook.net/en_US/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/en_US/all.js
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f01c:8012:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
1d7a2bff5c115da072e6d059f39664c07c6fedf90423121dadad5bf507e811cb
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security
max-age=31536000; preload; includeSubDomains
content-encoding
gzip
x-content-type-options
nosniff
content-md5
2SPiWC8QU0s/YWYSCjVI8g==
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
1780
x-fb-rlafr
0
x-fb-debug
B3ZV+pO0am9bvo94MLqHL7Arkn0nwnd/P+mIGBTtL7A2q9G7tp+uQPN/Xn1sCFlX6yDH33Bgog4udYTtsC5F8w==
x-fb-trip-id
686109401
x-fb-content-md5
6b3e9070a5234df64fec49bf3a1db480
x-frame-options
DENY
cross-origin-opener-policy
same-origin-allow-popups
cross-origin-embedder-policy-report-only
require-corp;report-to="coep_report"
date
Thu, 03 Jun 2021 00:49:12 GMT
vary
Accept-Encoding
report-to
{"group":"coep_report","max_age":86400,"endpoints":[{"url":"https:\/\/www.facebook.com\/browser_reporting\/"}]}
content-type
application/x-javascript; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
X-FB-Content-MD5
cache-control
public,max-age=1200,stale-while-revalidate=3600
etag
"03f50983ca03a09429695477692f81a9"
timing-allow-origin
*
priority
u=3,i
expires
Thu, 03 Jun 2021 00:53:05 GMT
input_log_user.png
classroom.bg/images/ 		285 B
523 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://classroom.bg/images/input_log_user.png
Requested by
Host: classroom.bg
URL: https://classroom.bg/css/template.css?v=202105191449
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
94.156.72.190 , Bulgaria, ASN31420 (TERASYST-AS, BG),
Reverse DNS
www.classroom.bg
Software
Apache /
Resource Hash
0027bfe731a4fd2dabe0bd4a5aaf0c28078b15b419d0d8e27155db652a2d9930

Request headers

Pragma
no-cache
Sec-Fetch-Site
same-origin
Accept-Encoding
gzip, deflate, br
Host
classroom.bg
Accept-Language
en-US
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Sec-Fetch-Mode
no-cors
Accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
Cache-Control
no-cache
Sec-Fetch-Dest
image
Referer
https://classroom.bg/css/template.css?v=202105191449
Cookie
PHPSESSID=sk756nq9dij8gvoqhv1j4fsfj6
Connection
keep-alive
Referer
https://classroom.bg/css/template.css?v=202105191449
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 03 Jun 2021 00:07:04 GMT
Last-Modified
Sat, 15 May 2021 10:34:13 GMT
Server
Apache
ETag
"65102-11d-5c25be6c84a6f"
Content-Type
image/png
Connection
close
Accept-Ranges
bytes
Content-Length
285
input_log_pass.png
classroom.bg/images/ 		312 B
550 B 		Image
General
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icn_facebook.png
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Host: classroom.bg
URL: https://classroom.bg/css/template.css?v=202105191449
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Host: classroom.bg
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General
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https://classroom.bg/fonts/Simple-Line-Icons.woff
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Host: classroom.bg
URL: https://classroom.bg/css/template.css?v=202105191449
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https://connect.facebook.net/en_US/all.js?hash=09ccbfa922f6f993979a4abc55f4770f&ua=modern_es6
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H3-29
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Protocol
H3-29
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QUIC, , AES_128_GCM
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Response headers
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Host: classroom.bg
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Security
QUIC, , AES_128_GCM
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Request headers

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date
Thu, 03 Jun 2021 00:49:13 GMT
last-modified
Fri, 21 Dec 2012 00:00:01 GMT
server
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https://classroom.bg/images/v2/play@2x.png
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Host: classroom.bg
URL: https://classroom.bg/
Protocol
HTTP/1.1
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Response headers

Date
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General
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Full URL
https://img.youtube.com/vi/b2KLIIfofPM/maxresdefault.jpg
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date
Thu, 03 Jun 2021 00:49:13 GMT
x-content-type-options
nosniff
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Full URL
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Requested by
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https://static.xx.fbcdn.net/rsrc.php/v3/yt/l/0,cross/5Fsnp3irenq.css?_nc_x=Ij3Wp8lg5Kz
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content-encoding
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General
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https://static.xx.fbcdn.net/rsrc.php/v3/y0/r/ucvXoPeQ-Im.js?_nc_x=Ij3Wp8lg5Kz
Requested by
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content-encoding
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lkj2l4WADye.js
static.xx.fbcdn.net/rsrc.php/v3/yM/r/ Frame 2A49 		65 KB
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General
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https://static.xx.fbcdn.net/rsrc.php/v3/yM/r/lkj2l4WADye.js?_nc_x=Ij3Wp8lg5Kz
Requested by
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Request headers

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https://www.facebook.com
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https://www.facebook.com/
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date
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XKznDY4vyap.js
static.xx.fbcdn.net/rsrc.php/v3iEpO4/yJ/l/en_US/ Frame 2A49 		126 KB
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General
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https://static.xx.fbcdn.net/rsrc.php/v3iEpO4/yJ/l/en_US/XKznDY4vyap.js?_nc_x=Ij3Wp8lg5Kz
Requested by
Host: www.facebook.com
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x-fb-debug
Ap1TVMKdsyeg3iFPzKDOkChZQVaCu3w728qD0+Ln3it8hgxz/tg5LVMDqpGV0BJSuANn2Xeob6qj1E+NFwsDaQ==
x-fb-trip-id
686109401
last-modified
Mon, 01 Jan 2001 08:00:00 GMT
vary
Origin
content-type
application/x-javascript; charset=utf-8
access-control-allow-origin
https://www.facebook.com
cache-control
public,max-age=31536000,immutable
timing-allow-origin
*
priority
u=3,i
expires
Thu, 02 Jun 2022 00:05:33 GMT
IEOQM8FL8ot.js
static.xx.fbcdn.net/rsrc.php/v3/yr/r/ Frame 2A49 		5 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://static.xx.fbcdn.net/rsrc.php/v3/yr/r/IEOQM8FL8ot.js?_nc_x=Ij3Wp8lg5Kz
Requested by
Host: www.facebook.com
URL: https://www.facebook.com/plugins/like_box.php?app_id=470906692965586&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fx%2Fconnect%2Fxd_arbiter%2F%3Fversion%3D46%23cb%3Df316930bde50474%26domain%3Dclassroom.bg%26origin%3Dhttps%253A%252F%252Fclassroom.bg%252Ff37e0e6a1211114%26relation%3Dparent.parent&container_width=245&header=true&height=266&href=http%3A%2F%2Fwww.facebook.com%2FClassroom.bg&locale=en_US&sdk=joey&show_faces=true&stream=false&width=292
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f01c:8012:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
908edfa9f7ec9fd5cb6b2159b5cb305d9c2c88601c8bf00a23bb0e96fcea1e21
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Origin
https://www.facebook.com
Referer
https://www.facebook.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:13 GMT
content-encoding
br
x-content-type-options
nosniff
content-md5
mrvV7Xg6Liq29ANLrbPdkw==
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
1630
x-fb-rlafr
0
x-fb-debug
CMH21b+5ZA/+PdaaN50C9WAP7g0K7OUlN9SDpzQSOjLwUiPFD5dIt1guG++IYd3hkoNDfgNUdetRQN/7udo16g==
x-fb-trip-id
686109401
last-modified
Mon, 01 Jan 2001 08:00:00 GMT
vary
Origin
content-type
application/x-javascript; charset=utf-8
access-control-allow-origin
https://www.facebook.com
cache-control
public,max-age=31536000,immutable
timing-allow-origin
*
expires
Mon, 30 May 2022 19:19:45 GMT
1930350_967476620003947_4500867733694207160_n.jpg
scontent-frt3-1.xx.fbcdn.net/v/t1.18169-0/p130x130/ Frame 2A49 		12 KB
12 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://scontent-frt3-1.xx.fbcdn.net/v/t1.18169-0/p130x130/1930350_967476620003947_4500867733694207160_n.jpg?_nc_cat=108&ccb=1-3&_nc_sid=dd9801&_nc_ohc=Kj3iXOf5f4AAX8FbPuv&_nc_ht=scontent-frt3-1.xx&tp=6&oh=56e2689da8c7ecdd919ed82b1b670b95&oe=60DF3BEC
Requested by
Host: www.facebook.com
URL: https://www.facebook.com/plugins/like_box.php?app_id=470906692965586&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fx%2Fconnect%2Fxd_arbiter%2F%3Fversion%3D46%23cb%3Df316930bde50474%26domain%3Dclassroom.bg%26origin%3Dhttps%253A%252F%252Fclassroom.bg%252Ff37e0e6a1211114%26relation%3Dparent.parent&container_width=245&header=true&height=266&href=http%3A%2F%2Fwww.facebook.com%2FClassroom.bg&locale=en_US&sdk=joey&show_faces=true&stream=false&width=292
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f01c:216:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
f2f1c4c9851fe324aa46b8bcebcd6c320ee743daba9ca7d7cfc32a5f51610e0d

Request headers

Referer
https://www.facebook.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-haystack-needlechecksum
1544818332
date
Thu, 03 Jun 2021 00:49:13 GMT
x-fb-trip-id
686109401
last-modified
Mon, 18 Jan 2016 15:48:32 GMT
content-type
image/jpeg
access-control-allow-origin
*
access-control-expose-headers
X-FB-CEC-Video-Limit
cache-control
max-age=1209600, no-transform
cross-origin-resource-policy
cross-origin
x-needle-checksum
2108250567
x-fb-config-version-olb-prod
1118
timing-allow-origin
*
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
11801
420021_438417586243189_2031218534_n.jpg
scontent-frx5-1.xx.fbcdn.net/v/t1.18169-1/cp0/p50x50/ Frame 2A49 		2 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://scontent-frx5-1.xx.fbcdn.net/v/t1.18169-1/cp0/p50x50/420021_438417586243189_2031218534_n.jpg?_nc_cat=105&ccb=1-3&_nc_sid=dbb9e7&_nc_ohc=6LcuRsK1CTQAX-LUqKc&_nc_ht=scontent-frx5-1.xx&tp=27&oh=786b78ccf7493c7aa6b8fe771144eab3&oe=60DE9520
Requested by
Host: www.facebook.com
URL: https://www.facebook.com/plugins/like_box.php?app_id=470906692965586&channel=https%3A%2F%2Fstaticxx.facebook.com%2Fx%2Fconnect%2Fxd_arbiter%2F%3Fversion%3D46%23cb%3Df316930bde50474%26domain%3Dclassroom.bg%26origin%3Dhttps%253A%252F%252Fclassroom.bg%252Ff37e0e6a1211114%26relation%3Dparent.parent&container_width=245&header=true&height=266&href=http%3A%2F%2Fwww.facebook.com%2FClassroom.bg&locale=en_US&sdk=joey&show_faces=true&stream=false&width=292
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f02d:12:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
1596abe734ad851581d42bfcc0c3a74c268b13484b2cffb9cdfcb0a621b09308

Request headers

Referer
https://www.facebook.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-haystack-needlechecksum
1011845252
date
Thu, 03 Jun 2021 00:49:13 GMT
x-fb-trip-id
917726464
last-modified
Tue, 12 Mar 2013 16:56:38 GMT
content-type
image/jpeg
access-control-allow-origin
*
access-control-expose-headers
X-FB-CEC-Video-Limit
cache-control
max-age=1209600, no-transform
cross-origin-resource-policy
cross-origin
x-needle-checksum
1342916283
x-fb-config-version-olb-prod
1116
timing-allow-origin
*
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
1632
ApcBOUT5FoS.png
static.xx.fbcdn.net/rsrc.php/v3/y_/r/ Frame 2A49 		573 B
624 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://static.xx.fbcdn.net/rsrc.php/v3/y_/r/ApcBOUT5FoS.png
Requested by
Host: static.xx.fbcdn.net
URL: https://static.xx.fbcdn.net/rsrc.php/v3/yz/l/0,cross/nbndwcAfEQ9.css?_nc_x=Ij3Wp8lg5Kz
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f01c:8012:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
641e03dfeee60c05e0794bace5fc58d2fba409fee529a114459e44cee0d9d069
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://static.xx.fbcdn.net/rsrc.php/v3/yz/l/0,cross/nbndwcAfEQ9.css?_nc_x=Ij3Wp8lg5Kz
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-fb-debug
w/fMw0DrZxMGtf9Rccu7AJFTGyVkaSrXrJYBtFb9Rae0RW9TqOQo46iFEoGQpGDqHpN1xqeFzUfMy6Ol1QGAYg==
x-content-type-options
nosniff
last-modified
Mon, 01 Jan 2001 08:00:00 GMT
content-md5
Y/eW3MWFNJnkcpEqoXzG3Q==
date
Thu, 03 Jun 2021 00:49:13 GMT
content-type
image/png
access-control-allow-origin
*
cache-control
public,max-age=31536000,immutable
cross-origin-resource-policy
cross-origin
priority
u=3,i
timing-allow-origin
*
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
573
x-fb-rlafr
0
expires
Sat, 28 May 2022 23:34:54 GMT
SohvyHf9bqU.js
static.xx.fbcdn.net/rsrc.php/v3/yR/r/ Frame 2A49 		7 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://static.xx.fbcdn.net/rsrc.php/v3/yR/r/SohvyHf9bqU.js?_nc_x=Ij3Wp8lg5Kz
Requested by
Host: static.xx.fbcdn.net
URL: https://static.xx.fbcdn.net/rsrc.php/v3/y0/r/ucvXoPeQ-Im.js?_nc_x=Ij3Wp8lg5Kz
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f01c:8012:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
d175d400e6415cd2d5a76e744971ca96e79124b57fe873d184b93837d9dfe681
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Origin
https://www.facebook.com
Referer
https://www.facebook.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:13 GMT
content-encoding
br
x-content-type-options
nosniff
content-md5
riaa4M39g865Cd4IB5wjSA==
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
content-length
2093
x-fb-rlafr
0
x-fb-debug
1J1lDMj/XZlK2RvzerRJfRP37+2Ki3J8Twf0svLkfQzk9ZeO4oQpPPw5n97uErvhekIuMRn1x/r6KVWVxy7jBA==
last-modified
Mon, 01 Jan 2001 08:00:00 GMT
vary
Origin
content-type
application/x-javascript; charset=utf-8
access-control-allow-origin
https://www.facebook.com
cache-control
public,max-age=31536000,immutable
timing-allow-origin
*
priority
u=3,i
expires
Thu, 26 May 2022 12:53:09 GMT
621536910_640
i.vimeocdn.com/video/ 		16 KB
16 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://i.vimeocdn.com/video/621536910_640
Requested by
Host: classroom.bg
URL: https://classroom.bg/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.14.109 Frankfurt am Main, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
9e95f8c87a347db820e5b53d181541d0afe701aa056b472f01515ffc45ed1ba8

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 03 Jun 2021 00:49:14 GMT
via
vvarnish, 1.1 varnish, 1.1 varnish
age
1187524
x-viewmaster-lossless-format
false
x-cache
miss, HIT, HIT
x-backend-server
varnish
content-length
16367
viewmaster-server
viewmaster-us-central1-mxzp
x-served-by
cache-dfw18665-DFW, cache-fra19165-FRA
x-timer
S1622681354.023059,VS0,VE1
etag
112e7ba065605680ace827987ab36591
vary
Accept
content-type
image/avif
access-control-allow-origin
*
cache-control
public, max-age=2592000
accept-ranges
bytes
x-cache-hits
1, 1
/
www.facebook.com/tr/ 		0
15 B 		Ping
General
Check archive.org
Download Go to
Full URL
https://www.facebook.com/tr/
Requested by
Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a03:2880:f11c:8183:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Referer
https://classroom.bg/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
multipart/form-data; boundary=----WebKitFormBoundaryC0eAMwVZicJF9Cx0

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
server
proxygen-bolt
date
Thu, 03 Jun 2021 00:49:14 GMT
content-type
text/plain
access-control-allow-origin
https://classroom.bg
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
content-length
0
alt-svc
h3-29=":443"; ma=3600,h3-27=":443"; ma=3600
priority
u=3,i

Verdicts & Comments Add Verdict or Comment

29 JavaScript Global Variables

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

object| 0 object| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated object| dataLayer object| cookieconsent function| $ function| jQuery function| DP_jQuery_1622681352876 object| Vimeo boolean| VimeoPlayerResizeEmbeds_ function| lity object| _gaq object| FB object| _gat object| gaGlobal object| google_tag_manager function| fbq function| _fbq object| jQuery1113005221037840178466 undefined| jQuery1113005221037840178466_1622681352869

7 Cookies

Domain/Path Name / Value
.classroom.bg/ Name: _fbp
Value: fb.1.1622681353153.1596960122
.classroom.bg/ Name: __utmb
Value: 182756596.1.10.1622681353
classroom.bg/ Name: PHPSESSID
Value: sk756nq9dij8gvoqhv1j4fsfj6
.classroom.bg/ Name: __utma
Value: 182756596.565943142.1622681353.1622681353.1622681353.1
.classroom.bg/ Name: __utmt
Value: 1
.classroom.bg/ Name: __utmc
Value: 182756596
.classroom.bg/ Name: __utmz
Value: 182756596.1622681353.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)

1 Console Messages

Source Level URL
Text
console-api error URL: https://static.xx.fbcdn.net/rsrc.php/v3/y0/r/ucvXoPeQ-Im.js?_nc_x=Ij3Wp8lg5Kz(Line 56)
Message:
ErrorUtils caught an error: Minified invariant #11797; Params: 113 [Caught in: Module "VisibilityListener"] Subsequent non-fatal errors won't be logged; see https://fburl.com/debugjs.

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.

ajax.googleapis.com
cdnjs.cloudflare.com
classroom.bg
connect.facebook.net
fonts.googleapis.com
fonts.gstatic.com
i.vimeocdn.com
img.youtube.com
player.vimeo.com
scontent-frt3-1.xx.fbcdn.net
scontent-frx5-1.xx.fbcdn.net
ssl.google-analytics.com
static.xx.fbcdn.net
vimeo.com
www.facebook.com
www.googletagmanager.com
151.101.12.217
151.101.14.109
151.101.192.217
2606:4700::6810:125e
2a00:1450:4001:803::200a
2a00:1450:4001:809::2003
2a00:1450:4001:80e::2008
2a00:1450:4001:80e::200e
2a00:1450:4001:810::2008
2a00:1450:4001:829::2003
2a00:1450:4001:831::2008
2a00:1450:4001:831::200a
2a03:2880:f01c:216:face:b00c:0:3
2a03:2880:f01c:8012:face:b00c:0:3
2a03:2880:f02d:12:face:b00c:0:3
2a03:2880:f11c:8183:face:b00c:0:25de
94.156.72.190
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0a958c7b9839b052a13917cc337a5deb8971194880168a93b9b901479df5a69b
0ca93e9e4f9482e660c944a6ac09fc6f0e293df9a690a4e6e80721e7ecc02d87
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
1259ea99bd76596239bfd3102c679eb0a5052578dc526b0452f4d42f8bcdd45f
1596abe734ad851581d42bfcc0c3a74c268b13484b2cffb9cdfcb0a621b09308
16ab1e9df97faf05d1bff779eba505ad09ae641252d4e4642c72fbb497c6ba71
1d7a2bff5c115da072e6d059f39664c07c6fedf90423121dadad5bf507e811cb
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2e0204a70927500ed59b93dab2276a57272c9dbc4e82225c98e072d9f1395941
3ba5369627fc324f2d2c47f44c8da30769d2a3ccbe8110b9bd5eec9585e42a09
3d6fe84b1582a22ca842575433ba4ca321625ff7ee2f1ec7e4a3fc7512218217
456ab1a71507ed91abae14c9d08faffb373a7bc711a66e44341b7b8b7bb72ab4
4e1be7a2d200dcc0f7ba346a895853eef0c32fd878f951479d74c5489d5789e3
547ded99e5139a10d4145e6e5c62ce35fa03495f625ee8d1e457011408428154
580acd1ca5028480862d55aecfb41c3b8785d0c3dd4981b766dd761275c5b5ab
5909fad3a69807e6ae79a19b27e87e9741fb9c77be273a69f93a22bec688cacd
5a4a5359110a773bd154da94c48ffd6a6233a29dfd5a9314555f5ae6c3e47459
5cac5e96875652ab5149c2116b046e217e868f961d907f5226141534a70cdd5e
5dd05bf7570ab336c7a368ab30f647d72687e6d53eedd566b31fddc8cebba6cc
641e03dfeee60c05e0794bace5fc58d2fba409fee529a114459e44cee0d9d069
654332b8815ce01c8f358a4a82fa08bd049879f2b3201fc6aaaa09dd92dbf165
6a4b99b37862e2b9a9c391efe6a41fdb2e3ad159d625ff4cbefc2c1c2be77912
6aff9e390a1598903d10a72d9928717842cb3b97e160473797afe0d668d8a6a3
6ed44ecc1ef024b6e6db9305166f505940047282cf519e7845ad3b8928fd42b5
7846b5904b602bd64bea1eb4557c03b09dabc580b07f18b8d1567d1345f0a040
7909c732c29e37db8eb4a96106deb97541b86d4d1ad4b0b96c4e6729b1c3d666
7e366fa4c48e562754e18a74fff8fbc3af9d699d0874995601b3fc24561ded6f
80c3bd17e3c0486c71816a9a8a8f019dd66259837fa2eff0edad01b64dbc13da
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8f21daa9f1d579549e3b1b8235f848379a2ebfac73c91fa1006ccf9257662f03
908edfa9f7ec9fd5cb6b2159b5cb305d9c2c88601c8bf00a23bb0e96fcea1e21
94ff5ece6a052109cb08b7ee53d2f029fe2eb2a890f3f933f58ce70aeb0fa4c6
9e95f8c87a347db820e5b53d181541d0afe701aa056b472f01515ffc45ed1ba8
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