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learning-systems.org Open in urlscan Pro
192.124.27.133  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://learning-systems.org/
Effective URL: https://learning-systems.org/
Submission: On February 18 via api from GB — Scanned from GB
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 22 HTTP transactions. The main IP is 192.124.27.133, located in Germany and belongs to MPG-FR-S Freiburg, Strafrecht, DE. The main domain is learning-systems.org.
TLS certificate: Issued by R3 on January 24th 2022. Valid for: 3 months.
This is the only time learning-systems.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 21 192.124.27.133 42873 (MPG-FR-S ...)
2 192.124.27.49 42873 (MPG-FR-S ...)
22 3
Apex Domain
Subdomains		 Transfer
20 learning-systems.org
learning-systems.org
5 MB
3 mpg.de
interviews.imprs.is.mpg.de
piwik.tuebingen.mpg.de
2 MB
22 2
Domain Requested by
20 learning-systems.org 1 redirects learning-systems.org
2 piwik.tuebingen.mpg.de learning-systems.org
1 interviews.imprs.is.mpg.de learning-systems.org
22 3

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

Domain
ethz.ch
is.mpg.de
Subject Issuer Validity Valid
learning-systems.org
R3		 2022-01-24 -
2022-04-24		 3 months crt.sh
interviews.imprs.is.mpg.de
R3		 2022-01-08 -
2022-04-08		 3 months crt.sh
piwik.tuebingen.mpg.de
MPG CA - G02		 2021-09-23 -
2022-10-24		 a year crt.sh

This page contains 1 frames:

Primary Page: https://learning-systems.org/
Frame ID: 13F47227A7A68355151AFBB8D90CF9F7
Requests: 24 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Max Planck ETH Center for Learning Systems

Page URL History Show full URLs

  1. http://learning-systems.org/ HTTP 301
    https://learning-systems.org/ Page URL

Detected technologies

Overall confidence: 75%
Detected patterns

Page Statistics

22
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

3
Subdomains

3
IPs

1
Countries

6826 kB
Transfer

11164 kB
Size

3
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://learning-systems.org/ HTTP 301
    https://learning-systems.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

22 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
learning-systems.org/
Redirect Chain
  • http://learning-systems.org/
  • https://learning-systems.org/
24 KB
7 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) / Phusion Passenger 6.0.7
Resource Hash
40e14bf83e8133f0b38eaa60ed980e634073610eae516077a24b9f952e92873c
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff nosniff
X-Frame-Options SAMEORIGIN SAMEORIGIN
X-Xss-Protection 1; mode=block 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36
Accept-Language
en-GB,en;q=0.9

Response headers

server
nginx/1.14.0 (Ubuntu)
date
Fri, 18 Feb 2022 14:31:51 GMT
content-type
text/html; charset=utf-8
status
200 OK
cache-control
max-age=0, private, must-revalidate
etag
W/"40e14bf83e8133f0b38eaa60ed980e63"
x-frame-options
SAMEORIGIN SAMEORIGIN
x-xss-protection
1; mode=block 1; mode=block
x-content-type-options
nosniff nosniff
x-runtime
0.257515
x-request-id
7e63f9da-9493-4388-b291-975e93dbe2a5
x-powered-by
Phusion Passenger 6.0.7
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
strict-transport-security
max-age=15768000

Redirect headers

Server
nginx/1.14.0 (Ubuntu)
Date
Fri, 18 Feb 2022 14:31:51 GMT
Content-Type
text/html
Content-Length
194
Connection
keep-alive
Location
https://learning-systems.org/
X-XSS-Protection
1; mode=block
X-Content-Type-Options
nosniff
X-Frame-Options
SAMEORIGIN
Referrer-Policy
strict-origin-when-cross-origin
Strict-Transport-Security
max-age=15768000
application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
learning-systems.org/assets/ 		4 MB
3 MB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/assets/application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:51 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
text/css
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
3094753
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
static_pages-b60acab5af8d245ed2b3012f77d11d8d207d8eada27756badaf4ef05770d60f6.css
learning-systems.org/assets/is_web_engine/ 		129 B
468 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/assets/is_web_engine/static_pages-b60acab5af8d245ed2b3012f77d11d8d207d8eada27756badaf4ef05770d60f6.css
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
b60acab5af8d245ed2b3012f77d11d8d207d8eada27756badaf4ef05770d60f6
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:51 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
text/css
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
121
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
application-fe8b973d951e4a742821a2e3f318aad05a3d484911d2573f20cdd450afddfe27.js
learning-systems.org/assets/ 		2 MB
677 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/assets/application-fe8b973d951e4a742821a2e3f318aad05a3d484911d2573f20cdd450afddfe27.js
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
fe8b973d951e4a742821a2e3f318aad05a3d484911d2573f20cdd450afddfe27
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:51 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
application/x-javascript
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
691489
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
swiper-bundle.min-a1097d41b8cb2f76414ac91316bc4265bc3dc2d2154ab253da3f1e13f849a889.css
learning-systems.org/assets/ 		13 KB
4 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/assets/swiper-bundle.min-a1097d41b8cb2f76414ac91316bc4265bc3dc2d2154ab253da3f1e13f849a889.css
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
a1097d41b8cb2f76414ac91316bc4265bc3dc2d2154ab253da3f1e13f849a889
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:51 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
text/css
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
4113
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
swiper-bundle.min-ae7bceb82983d915b22ab2949c01c42c49ee1e6f8723dfb53e6461141752c90b.js
learning-systems.org/assets/ 		136 KB
35 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://learning-systems.org/assets/swiper-bundle.min-ae7bceb82983d915b22ab2949c01c42c49ee1e6f8723dfb53e6461141752c90b.js
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
ae7bceb82983d915b22ab2949c01c42c49ee1e6f8723dfb53e6461141752c90b
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:51 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
application/x-javascript
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
35705
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
header_logo_white-4fd053be86358f0aaffc1feec36a1d67887d07d4f4e22a87acea25ade11d4d8c.png
learning-systems.org/assets/ 		12 KB
12 KB 		Image
General
Check archive.org
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Full URL
https://learning-systems.org/assets/header_logo_white-4fd053be86358f0aaffc1feec36a1d67887d07d4f4e22a87acea25ade11d4d8c.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
4fd053be86358f0aaffc1feec36a1d67887d07d4f4e22a87acea25ade11d4d8c
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
12008
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
eth_logo_black-75c346ec9091f442a26ca2f169e3698d6d25fd3e68340c8dfd196eb6456f5aff.png
learning-systems.org/assets/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://learning-systems.org/assets/eth_logo_black-75c346ec9091f442a26ca2f169e3698d6d25fd3e68340c8dfd196eb6456f5aff.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
75c346ec9091f442a26ca2f169e3698d6d25fd3e68340c8dfd196eb6456f5aff
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
8114
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
mpi_logo_black-ca220abd288725da4d6589fc33722eb7d82286946cd72246a2002dbd04397761.png
learning-systems.org/assets/ 		16 KB
16 KB 		Image
General
Check archive.org
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Full URL
https://learning-systems.org/assets/mpi_logo_black-ca220abd288725da4d6589fc33722eb7d82286946cd72246a2002dbd04397761.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
ca220abd288725da4d6589fc33722eb7d82286946cd72246a2002dbd04397761
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
16463
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
thumb_ticker_xs_JPF_220127_6903.JPG
learning-systems.org/uploads/news/image/541/ 		43 KB
43 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://learning-systems.org/uploads/news/image/541/thumb_ticker_xs_JPF_220127_6903.JPG
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
4a054667b1ffb04e821358f42a1c19b0dcf2291755d852637ab69aa838cea001
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Fri, 11 Feb 2022 11:14:52 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"6206452c-ab4e"
x-frame-options
SAMEORIGIN
content-type
image/jpeg
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
43854
x-content-type-options
nosniff
thumb_ticker_xs_image.imageformat.fullwidth.1742593977.jpg
learning-systems.org/uploads/news/image/544/ 		797 B
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://learning-systems.org/uploads/news/image/544/thumb_ticker_xs_image.imageformat.fullwidth.1742593977.jpg
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
6042d7eaf8e362ca20b13f8481188c35f1809de76b0e153cf269a8e868418375
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Fri, 11 Feb 2022 12:11:09 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"6206525d-31d"
x-frame-options
SAMEORIGIN
content-type
image/jpeg
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
797
x-content-type-options
nosniff
thumb_ticker_xs_JuliaVogt.png
learning-systems.org/uploads/news/image/533/ 		4 KB
4 KB 		Image
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https://learning-systems.org/uploads/news/image/533/thumb_ticker_xs_JuliaVogt.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
bb1dd6301502746d4cabd504df4b26073542b96ee2008f4b05c4bb944448942e
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 10 Jan 2022 14:48:15 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"61dc472f-f77"
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
3959
x-content-type-options
nosniff
thumb_ticker_xs_20210723_MPIIS_TUE2_Moritz_Hardt_15.jpg
learning-systems.org/uploads/news/image/493/ 		4 KB
4 KB 		Image
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https://learning-systems.org/uploads/news/image/493/thumb_ticker_xs_20210723_MPIIS_TUE2_Moritz_Hardt_15.jpg
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
52316f5314c223ea44653506e44d1e60dff82431c08e0ef0be22479235f07697
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Wed, 20 Oct 2021 12:49:46 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"6170106a-e27"
x-frame-options
SAMEORIGIN
content-type
image/jpeg
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
3623
x-content-type-options
nosniff
thumb_ticker_xs_Thumbnail_CLS.png
learning-systems.org/uploads/news/image/472/ 		7 KB
7 KB 		Image
General
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Full URL
https://learning-systems.org/uploads/news/image/472/thumb_ticker_xs_Thumbnail_CLS.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
ffff8d987c5ad411dd1a6495e96c09e38542eb2825666aee8341b7cf5f34fa3a
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Wed, 29 Sep 2021 07:00:00 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"61540ef0-1bc6"
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
7110
x-content-type-options
nosniff
content_Campuses_no_names.jpg
interviews.imprs.is.mpg.de/uploads/ckeditor/pictures/541/ 		2 MB
2 MB 		Image
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Full URL
https://interviews.imprs.is.mpg.de/uploads/ckeditor/pictures/541/content_Campuses_no_names.jpg
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
bc9c14daafcaefb39f16039ebf33fe60d8492be7d08da8d9b8a6860ad9858248
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:55 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Mon, 11 Jan 2021 19:53:24 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"5ffcacb4-1a1eba"
x-frame-options
SAMEORIGIN
content-type
image/jpeg
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
1711802
x-content-type-options
nosniff
content_ETH_Zurich_1.png
learning-systems.org/uploads/ckeditor/pictures/554/ 		660 KB
661 KB 		Image
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Full URL
https://learning-systems.org/uploads/ckeditor/pictures/554/content_ETH_Zurich_1.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
5cdc4c1f462dab1c237efa25ad3b6fd9d40daa937a58a90d2c259bdd5048c95e
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Sat, 16 Jan 2021 11:23:07 GMT
server
nginx/1.14.0 (Ubuntu)
etag
"6002cc9b-a4f05"
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
675589
x-content-type-options
nosniff
cls_logo-8b4534eb0091cecf1d705aedec8f8148403784063eeb8441efe6470961fada8a.png
learning-systems.org/assets/ 		3 KB
4 KB 		Image
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Full URL
https://learning-systems.org/assets/cls_logo-8b4534eb0091cecf1d705aedec8f8148403784063eeb8441efe6470961fada8a.png
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
8b4534eb0091cecf1d705aedec8f8148403784063eeb8441efe6470961fada8a
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
image/png
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
accept-ranges
bytes
content-length
3525
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
static_pages-09d25b9b85ddd1a5dcf5661bc205fc4fcad36c391118df93a39c5c2d4453c6c6.js
learning-systems.org/assets/is_web_engine/ 		149 B
491 B 		Script
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https://learning-systems.org/assets/is_web_engine/static_pages-09d25b9b85ddd1a5dcf5661bc205fc4fcad36c391118df93a39c5c2d4453c6c6.js
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
09d25b9b85ddd1a5dcf5661bc205fc4fcad36c391118df93a39c5c2d4453c6c6
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
application/x-javascript
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
133
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
Lato-Regular-089ab6d4a57e0e6c4dd3b681b6fd50a5184f1b902429d35e1227e52d6ccad1bd.ttf
learning-systems.org/assets/ 		593 KB
305 KB 		Font
General
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Full URL
https://learning-systems.org/assets/Lato-Regular-089ab6d4a57e0e6c4dd3b681b6fd50a5184f1b902429d35e1227e52d6ccad1bd.ttf
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/assets/application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
089ab6d4a57e0e6c4dd3b681b6fd50a5184f1b902429d35e1227e52d6ccad1bd
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://learning-systems.org/assets/application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
Origin
https://learning-systems.org
Accept-Language
en-GB,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:54 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
application/x-font-ttf
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
311575
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
truncated
/ 		704 KB
0 		Image
General
Check archive.org
Download Go to Show image
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
bf40d961b003d5871e0fc6e3f4f6c80b23e08b8a964bac48c541a2144be793bc

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

Content-Type
image/png
Lato-Light-33f247930338c9fbfd8f085a2345995e03314d5b176d1fce39b34f67066141ca.ttf
learning-systems.org/assets/ 		603 KB
307 KB 		Font
General
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Full URL
https://learning-systems.org/assets/Lato-Light-33f247930338c9fbfd8f085a2345995e03314d5b176d1fce39b34f67066141ca.ttf
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/assets/application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, CHACHA20_POLY1305
Server
192.124.27.133 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
xerex.tuebingen.mpg.de
Software
nginx/1.14.0 (Ubuntu) /
Resource Hash
33f247930338c9fbfd8f085a2345995e03314d5b176d1fce39b34f67066141ca
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://learning-systems.org/assets/application-f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca.css
Origin
https://learning-systems.org
Accept-Language
en-GB,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

date
Fri, 18 Feb 2022 14:31:55 GMT
content-encoding
gzip
referrer-policy
strict-origin-when-cross-origin
last-modified
Tue, 02 Nov 2021 08:35:47 GMT
server
nginx/1.14.0 (Ubuntu)
x-frame-options
SAMEORIGIN
content-type
application/x-font-ttf
x-xss-protection
1; mode=block
cache-control
max-age=315360000, public
strict-transport-security
max-age=15768000
content-length
313286
x-content-type-options
nosniff
expires
Thu, 31 Dec 2037 23:55:55 GMT
truncated
/ 		2 KB
2 KB 		Font
General
Check archive.org
Download Go to
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
60280b8ab4c8d489c74567c55e14945b935c2f5937855f808163ee40a65f065f

Request headers

Referer
Origin
https://learning-systems.org
Accept-Language
en-GB,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

Content-Type
application/font-woff;charset=utf-8
matomo.js
piwik.tuebingen.mpg.de/ 		67 KB
23 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://piwik.tuebingen.mpg.de/matomo.js
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
192.124.27.49 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
web2.tuebingen.mpg.de
Software
Apache /
Resource Hash
ad2c5ecd660a0a5dff000926a75fe4b13cafa7849ad1e85c36676f1a120e013a
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

Date
Fri, 18 Feb 2022 14:31:55 GMT
Content-Encoding
gzip
Last-Modified
Mon, 10 Feb 2020 03:18:45 GMT
Server
Apache
ETag
"10d53-59e30326a4f40-gzip"
Vary
Accept-Encoding
Strict-Transport-Security
max-age=15768000
Content-Type
application/javascript
Connection
Keep-Alive
Accept-Ranges
bytes
Keep-Alive
timeout=5, max=100
Content-Length
23351
matomo.php
piwik.tuebingen.mpg.de/ 		43 B
285 B 		Image
General
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Full URL
https://piwik.tuebingen.mpg.de/matomo.php?action_name=Max%20Planck%20ETH%20Center%20for%20Learning%20Systems&idsite=19&rec=1&r=075403&h=14&m=31&s=57&url=https%3A%2F%2Flearning-systems.org%2F&_id=ebde1ddf7c41fda1&_idts=1645194717&_idvc=1&_idn=0&_refts=0&_viewts=1645194717&send_image=1&pdf=1&qt=0&realp=0&wma=0&dir=0&fla=0&java=0&gears=0&ag=0&cookie=1&res=1600x1200&gt_ms=327&pv_id=zdarV4
Requested by
Host: learning-systems.org
URL: https://learning-systems.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
192.124.27.49 , Germany, ASN42873 (MPG-FR-S Freiburg, Strafrecht, DE),
Reverse DNS
web2.tuebingen.mpg.de
Software
Apache /
Resource Hash
548f2d6f4d0d820c6c5ffbeffcbd7f0e73193e2932eefe542accc84762deec87
Security Headers
Name Value
Strict-Transport-Security max-age=15768000

Request headers

Accept-Language
en-GB,en;q=0.9
Referer
https://learning-systems.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Response headers

Date
Fri, 18 Feb 2022 14:31:55 GMT
Server
Apache
Strict-Transport-Security
max-age=15768000
Content-Type
image/gif
Cache-Control
no-store
Connection
Keep-Alive
Keep-Alive
timeout=5, max=99
Content-Length
43

Verdicts & Comments Add Verdict or Comment

26 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.

function| structuredClone function| override_documentPageLoad function| formatImage function| formatStaticImage function| overiride_application_load function| init_swiper function| $ function| jQuery object| jQuery1124032442852705374836 function| Swiper string| CKEDITOR_BASEPATH object| CKEDITOR function| Popper object| bootstrap object| ___FONT_AWESOME___ object| FontAwesomeConfig object| FontAwesome object| noUiSlider function| wNumb object| Turbolinks object| _paq object| JSON_PIWIK object| Piwik object| Matomo object| AnalyticsTracker function| piwik_log

3 Cookies

Domain/Path Name / Value
learning-systems.org/ Name: _session_id
Value: Tk5UUUNGTDJ0M2tIRjJuN3phN0ZxNnNtdEdxUXFvSi94UjU2cko2Wm9kREFUWG12Y0FTWUk1L0ZvNTZmL1NRcCtmcGIweWZqcmVtT0FaNCszaXc2bnRjaUR3VS84L1cxZGdTQ2tveVIzSEh0KzZ4WEszUXpJckkxYkY3Qm1oYmtsMGdOSkl1dWVZbGNRNVdIU3oyWkdRPT0tLWVsREFCN1RtbWhLdkErU0dGdlVJWUE9PQ%3D%3D--a0b15b3ca62eb69512b52409ce0acb2e81f2c3f5
learning-systems.org/ Name: _pk_id.19.9e0a
Value: ebde1ddf7c41fda1.1645194717.1.1645194717.1645194717.
learning-systems.org/ Name: _pk_ses.19.9e0a
Value: 1

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=15768000
X-Content-Type-Options nosniff nosniff
X-Frame-Options SAMEORIGIN SAMEORIGIN
X-Xss-Protection 1; mode=block 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.

interviews.imprs.is.mpg.de
learning-systems.org
piwik.tuebingen.mpg.de
192.124.27.133
192.124.27.49
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09d25b9b85ddd1a5dcf5661bc205fc4fcad36c391118df93a39c5c2d4453c6c6
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4a054667b1ffb04e821358f42a1c19b0dcf2291755d852637ab69aa838cea001
4fd053be86358f0aaffc1feec36a1d67887d07d4f4e22a87acea25ade11d4d8c
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a1097d41b8cb2f76414ac91316bc4265bc3dc2d2154ab253da3f1e13f849a889
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bc9c14daafcaefb39f16039ebf33fe60d8492be7d08da8d9b8a6860ad9858248
bf40d961b003d5871e0fc6e3f4f6c80b23e08b8a964bac48c541a2144be793bc
ca220abd288725da4d6589fc33722eb7d82286946cd72246a2002dbd04397761
f55a0377642c1629670693ff872d7f4f6730ae9af904ca9ed8f469391617deca
fe8b973d951e4a742821a2e3f318aad05a3d484911d2573f20cdd450afddfe27
ffff8d987c5ad411dd1a6495e96c09e38542eb2825666aee8341b7cf5f34fa3a