www.sofsem.cz Open in urlscan Pro
147.231.6.242 Public Scan

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Submitted URL:
http://www.sofsem.cz//sofsem07//
Effective URL:
https://www.sofsem.cz//sofsem07//
Submission: On July 31 via api (July 31st 2024, 7:33:56 pm UTC) from US — Scanned from CA

Summary HTTP 12 Redirects Links 8 Behaviour Indicators

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 12 HTTP transactions. The main IP is 147.231.6.242, located in Bubeneč, Czech Republic and belongs to CESNET2, CZ. The main domain is www.sofsem.cz.
TLS certificate: Issued by GEANT OV RSA CA 4 on July 19th 2024. Valid for: a year.

This is the only time www.sofsem.cz was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address		AS Autonomous System
12	147.231.6.242 147.231.6.242		2852 (CESNET2) (CESNET2)
12	1

12 147.231.6.242 (Bubeneč, Czech Republic)

ASN2852 (CESNET2, CZ)
PTR: uivtp.cs.cas.cz

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

	Apex Domain Subdomains	Transfer
12	sofsem.cz www.sofsem.cz	59 KB
12	1

	Domain	Requested by
12	www.sofsem.cz	www.sofsem.cz
12	1

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

Domain
www.ercim.org
www.softec.sk
www.sofsem.sk
www.elatelier.cz
validator.w3.org
jigsaw.w3.org

Subject Issuer	Validity	Valid
sofsem.cz GEANT OV RSA CA 4	`2024-07-19` - `2025-07-19`	a year	crt.sh

This page contains 1 frames:

Primary Page: https://www.sofsem.cz//sofsem07//
Frame ID: D281E380F661E5F5459CCDC33EE4E846
Requests: 12 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

SOFSEM 07

Page URL History Show full URLs

http://www.sofsem.cz//sofsem07// HTTP 307
https://www.sofsem.cz//sofsem07// Page URL

Page Statistics

12
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

59 kB
Transfer

57 kB
Size

0
Cookies

8 Outgoing links

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

URL: http://www.ercim.org/

Search URL Search Domain Scan URL

URL: http://www.softec.sk/

Search URL Search Domain Scan URL

URL: http://www.sofsem.sk/sofsem05/
Title: SOFSEM 05

Search URL Search Domain Scan URL

URL: http://www.sofsem.sk/sofsem01/
Title: SOFSEM 01

Search URL Search Domain Scan URL

URL: http://www.sofsem.sk/sofsem98/
Title: SOFSEM 98

Search URL Search Domain Scan URL

URL: http://www.elatelier.cz/
Title: elatelier

Search URL Search Domain Scan URL

URL: http://validator.w3.org/check?uri=referer
Title: w3cxhtml 1.0

Search URL Search Domain Scan URL

URL: http://jigsaw.w3.org/css-validator/
Title: w3cValid CSS!

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.sofsem.cz//sofsem07// HTTP 307
https://www.sofsem.cz//sofsem07// Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

12 HTTP transactions
0 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.sofsem.cz//sofsem07// Redirect Chain http://www.sofsem.cz//sofsem07// https://www.sofsem.cz//sofsem07//	7 KB 7 KB	859ms 139ms	Document text/html	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Full URL https://www.sofsem.cz//sofsem07// Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / PHP/5.3.3 Resource Hash `38bf4ffc3a85af5fbcd41f73f7d822fa6ff77592f9dc694dd16a7f86c91a2e1e` Request headers Upgrade-Insecure-Requests 1 User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Connection close Content-Length 6758 Content-Type text/html; charset=UTF-8 Date Wed, 31 Jul 2024 19:25:03 GMT Server Apache/2.2.15 (CentOS) X-Powered-By PHP/5.3.3 Redirect headers Location https://www.sofsem.cz//sofsem07// Non-Authoritative-Reason HttpsUpgrades
GET H/1.1	200 OK	basic.css www.sofsem.cz//sofsem07//css/	10 KB 11 KB	355ms 125ms	Stylesheet text/css	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Full URL https://www.sofsem.cz//sofsem07//css/basic.css Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07// Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `845a41f4eca1421c9c46ea8514e21bf8cd7890b9023bcdb4602ceb1a7fc37a24` Request headers Referer https://www.sofsem.cz//sofsem07// User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Mon, 12 Feb 2007 08:34:23 GMT Server Apache/2.2.15 (CentOS) ETag "a86-291e-42943605b81c0" Content-Type text/css Connection close Accept-Ranges bytes Content-Length 10526
GET H/1.1	200 OK	springer.gif www.sofsem.cz//sofsem07//image/logo/	3 KB 4 KB	372ms 141ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/logo/springer.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07// Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `7923de6a2b2b58af34ea1be7cae865281433d72e2904e4d81b3f04fbc5d638aa` Request headers Referer https://www.sofsem.cz//sofsem07// User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Tue, 09 Aug 2005 08:37:35 GMT Server Apache/2.2.15 (CentOS) ETag "a89-d7c-3fde3136631c0" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 3452
GET H/1.1	200 OK	ercim2.gif www.sofsem.cz//sofsem07//image/logo/	7 KB 7 KB	382ms 145ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/logo/ercim2.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07// Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `09df4ab08de45a367a2e8621a7173da393580094702be752a16f08c8b5b12285` Request headers Referer https://www.sofsem.cz//sofsem07// User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Tue, 24 Oct 2006 12:13:03 GMT Server Apache/2.2.15 (CentOS) ETag "a8a-1b3e-4208d7dfc31c0" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 6974
GET H/1.1	200 OK	softec.gif www.sofsem.cz//sofsem07//image/logo/	8 KB 9 KB	364ms 132ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/logo/softec.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07// Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `236fab8572e2d4f14e3dce51ae5127b59938629240139ec874bbb24b590e1804` Request headers Referer https://www.sofsem.cz//sofsem07// User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Mon, 30 Jan 2006 20:53:21 GMT Server Apache/2.2.15 (CentOS) ETag "a8b-2102-40b99a317f240" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 8450
GET H/1.1	200 OK	logoleft4.gif www.sofsem.cz//sofsem07//image/layout/	4 KB 4 KB	384ms 130ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/logoleft4.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `2b49d483d8ce73a1fa1f55d26d171b7cff00a0dc7798b007d841ef77dc022842` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Wed, 12 Apr 2006 11:23:40 GMT Server Apache/2.2.15 (CentOS) ETag "a8d-10c9-4113a12524700" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 4297
GET H/1.1	200 OK	logo-bg2.gif www.sofsem.cz//sofsem07//image/layout/	477 B 729 B	394ms 128ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/logo-bg2.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `17752dd24fdbf0f0044282b305c5f4ac60f2d8aa04eea0401cb48e89218b2071` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Wed, 12 Apr 2006 11:23:40 GMT Server Apache/2.2.15 (CentOS) ETag "a8e-1dd-4113a12524700" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 477
GET H/1.1	200 OK	logo-right4.gif www.sofsem.cz//sofsem07//image/layout/	12 KB 12 KB	401ms 135ms	Image image/gif	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/logo-right4.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `b864c705dadf1e2f8f08fc7f7521752c4faf16ea76e838083206cf473765fc4a` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Wed, 12 Apr 2006 11:23:40 GMT Server Apache/2.2.15 (CentOS) ETag "a8f-309f-4113a12524700" Content-Type image/gif Connection close Accept-Ranges bytes Content-Length 12447
GET H/1.1	404 Not Found	content_bg.gif www.sofsem.cz//sofsem07//image/layout/	315 B 315 B	330ms 117ms	Image text/html	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/content_bg.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `ecd881981c49932f73a2f5514b6f244978f2415386c12b9eab27fa24e1a34105` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Server Apache/2.2.15 (CentOS) Connection close Content-Length 315 Content-Type text/html; charset=iso-8859-1
GET H/1.1	404 Not Found	callus.gif www.sofsem.cz//sofsem07//image/layout/	311 B 311 B	332ms 118ms	Image text/html	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/callus.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `3300924ce6d5e0b5685170c104d075afdb54cb5733f0bee089f9c0de59efe43f` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Server Apache/2.2.15 (CentOS) Connection close Content-Length 311 Content-Type text/html; charset=iso-8859-1
GET H/1.1	404 Not Found	footer_bg.gif www.sofsem.cz//sofsem07//image/layout/	314 B 314 B	341ms 121ms	Image text/html	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Show image Full URL https://www.sofsem.cz//sofsem07//image/layout/footer_bg.gif Requested by Host: www.sofsem.cz URL: https://www.sofsem.cz//sofsem07//css/basic.css Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `ab71bc8e244e34eaa3923b6b80c7b4f6c1978662175829b5c5fa5d16846dd3ae` Request headers Referer https://www.sofsem.cz//sofsem07//css/basic.css User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Server Apache/2.2.15 (CentOS) Connection close Content-Length 314 Content-Type text/html; charset=iso-8859-1
GET H/1.1	200 OK	favicon.ico www.sofsem.cz//sofsem07//image/layout/	4 KB 4 KB	359ms 130ms	Other image/vnd.microsoft.icon	147.231.6.242 CESNET2
General Check archive.org Show headers Download Go to Full URL https://www.sofsem.cz//sofsem07//image/layout/favicon.ico Protocol HTTP/1.1 Security TLS 1.2, ECDHE_RSA, AES_128_GCM Server 147.231.6.242 Bubeneč, Czech Republic, ASN2852 (CESNET2, CZ), Reverse DNS uivtp.cs.cas.cz Software Apache/2.2.15 (CentOS) / Resource Hash `58365be4c4f883f68b6dd5734001d23afac8fc0b3ceaad0c61ee0d0d04ceeccf` Request headers Referer https://www.sofsem.cz//sofsem07// User-Agent Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Response headers Date Wed, 31 Jul 2024 19:25:04 GMT Last-Modified Fri, 07 Apr 2006 11:00:02 GMT Server Apache/2.2.15 (CentOS) ETag "a90-e36-410d528987080" Content-Type image/vnd.microsoft.icon Connection close Accept-Ranges bytes Content-Length 3638

Verdicts & Comments Add Verdict or Comment

0 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.

0 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.

3 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
network	error	URL: https://www.sofsem.cz//sofsem07//image/layout/content_bg.gif Message: Failed to load resource: the server responded with a status of 404 (Not Found)
network	error	URL: https://www.sofsem.cz//sofsem07//image/layout/callus.gif Message: Failed to load resource: the server responded with a status of 404 (Not Found)
network	error	URL: https://www.sofsem.cz//sofsem07//image/layout/footer_bg.gif Message: Failed to load resource: the server responded with a status of 404 (Not Found)

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.

www.sofsem.cz
147.231.6.242
09df4ab08de45a367a2e8621a7173da393580094702be752a16f08c8b5b12285
17752dd24fdbf0f0044282b305c5f4ac60f2d8aa04eea0401cb48e89218b2071
236fab8572e2d4f14e3dce51ae5127b59938629240139ec874bbb24b590e1804
2b49d483d8ce73a1fa1f55d26d171b7cff00a0dc7798b007d841ef77dc022842
3300924ce6d5e0b5685170c104d075afdb54cb5733f0bee089f9c0de59efe43f
38bf4ffc3a85af5fbcd41f73f7d822fa6ff77592f9dc694dd16a7f86c91a2e1e
58365be4c4f883f68b6dd5734001d23afac8fc0b3ceaad0c61ee0d0d04ceeccf
7923de6a2b2b58af34ea1be7cae865281433d72e2904e4d81b3f04fbc5d638aa
845a41f4eca1421c9c46ea8514e21bf8cd7890b9023bcdb4602ceb1a7fc37a24
ab71bc8e244e34eaa3923b6b80c7b4f6c1978662175829b5c5fa5d16846dd3ae
b864c705dadf1e2f8f08fc7f7521752c4faf16ea76e838083206cf473765fc4a
ecd881981c49932f73a2f5514b6f244978f2415386c12b9eab27fa24e1a34105

www.sofsem.cz Open in urlscan Pro 147.231.6.242 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

12 Requests

100 %HTTPS

0 %IPv6

1 Domains

1 Subdomains

1 IPs

1 Countries

59 kBTransfer

57 kBSize

0 Cookies

8 Outgoing links

Page URL History

Redirected requests

12 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

0 Cookies

3 Console Messages

Indicators

www.sofsem.cz Open in urlscan Pro
147.231.6.242 Public Scan

Screenshot
Live screenshot

Full Image

12
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

59 kB
Transfer

57 kB
Size

0
Cookies

12 HTTP transactions
0 data transactions