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hackmd.okfn.de Open in urlscan Pro
136.243.171.22  Public Scan

Go To Rescan Add Verdict Report
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Submission: On February 02 via manual from US — Scanned from TW
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 5 IPs in 3 countries across 5 domains to perform 32 HTTP transactions. The main IP is 136.243.171.22, located in Falkenstein, Germany and belongs to HETZNER-AS Hetzner Online GmbH, DE. The main domain is hackmd.okfn.de.
TLS certificate: Issued by R13 on January 4th 2026. Valid for: 3 months.
This is the only time hackmd.okfn.de was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
8 136.243.171.22 24940 (HETZNER-A...)
21 104.17.25.14 13335 (CLOUDFLAR...)
1 142.250.199.10 15169 (GOOGLE)
1 104.26.13.220 13335 (CLOUDFLAR...)
1 142.251.42.131 15169 (GOOGLE)
32 5
8    136.243.171.22 (Falkenstein, Germany)

ASN24940 (HETZNER-AS Hetzner Online GmbH, DE)
PTR: schroeder.okfn.de
hackmd.okfn.de
21    104.17.25.14 (Ascension Island)

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)
cdnjs.cloudflare.com
1    142.250.199.10 (United States)

ASN15169 (GOOGLE - Google LLC, US)
PTR: kul09s14-in-f10.1e100.net
fonts.googleapis.com
1    104.26.13.220 (Ascension Island)

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)
cdn.mathjax.org
1    142.251.42.131 (United States)

ASN15169 (GOOGLE - Google LLC, US)
PTR: nrt12s45-in-f3.1e100.net
fonts.gstatic.com
Apex Domain
Subdomains		 Transfer
21 cloudflare.com
cdnjs.cloudflare.com — Cisco Umbrella Rank: 293
1 MB
8 okfn.de
hackmd.okfn.de
287 KB
1 gstatic.com
fonts.gstatic.com
15 KB
1 mathjax.org
cdn.mathjax.org — Cisco Umbrella Rank: 60797
2 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 63
2 KB
32 5
Domain Requested by
21 cdnjs.cloudflare.com hackmd.okfn.de
cdnjs.cloudflare.com
8 hackmd.okfn.de hackmd.okfn.de
1 fonts.gstatic.com fonts.googleapis.com
1 cdn.mathjax.org cdnjs.cloudflare.com
1 fonts.googleapis.com hackmd.okfn.de
32 5

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

Domain
dewapetir88.it.com
Subject Issuer Validity Valid
hackmd.okfn.de
R13		 2026-01-04 -
2026-04-04		 3 months crt.sh
cdnjs.cloudflare.com
WE1		 2026-01-13 -
2026-04-13		 3 months crt.sh
upload.video.google.com
WR2		 2026-01-12 -
2026-04-06		 3 months crt.sh
mathjax.org
WE1		 2025-12-08 -
2026-03-08		 3 months crt.sh
*.gstatic.com
WR2		 2026-01-12 -
2026-04-06		 3 months crt.sh

This page contains 1 frames:

Primary Page: https://hackmd.okfn.de/s/SJphV9C8-g
Frame ID: BEE75DA090652228160F4DEBDFF0BD30
Requests: 32 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

CodiMD - Collaborative markdown notes

Detected technologies

Overall confidence: 100%
Detected patterns
  • ([\d.]+)?/mathjax\.js
Overall confidence: 100%
Detected patterns
  • /mermaid(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>-]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • handlebars(?:\.runtime)?(?:-v([\d.]+?))?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
Overall confidence: 100%
Detected patterns
  • /(?:([\d.])+/)?highlight(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • moment(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • jquery
  • /(\d+\.\d+\.\d+)/jquery(?!\.popupoverlay\.js)[/.-][^u]
Overall confidence: 100%
Detected patterns
  • cdnjs\.cloudflare\.com

Page Statistics

32
Requests

100 %
HTTPS

0 %
IPv6

5
Domains

5
Subdomains

5
IPs

3
Countries

1380 kB
Transfer

5837 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

32 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request SJphV9C8-g
hackmd.okfn.de/s/ 		15 KB
6 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
Reverse DNS
schroeder.okfn.de
Software
nginx / Express
Resource Hash
297f679de0cd2a8958db7d6f5badfcd2dc9e917eb7cbbd55e60b4088b8db18c6
Security Headers
Name Value
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-f9eabe20-bb04-4407-a190-0b534eaaccc9' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

Request headers

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

cache-control
private
codimd-version
1.2.0
content-encoding
gzip
content-security-policy
script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-f9eabe20-bb04-4407-a190-0b534eaaccc9' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
content-type
text/html; charset=utf-8
date
Mon, 02 Feb 2026 21:37:37 GMT
etag
W/"3c8b-qzTCAeSAFLvvxJ66zaAoQ9rb7MM"
referrer-policy
same-origin
server
nginx
strict-transport-security
max-age=31536000000; includeSubDomains; preload
vary
Accept-Encoding
x-powered-by
Express
bootstrap.min.css
cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/ 		118 KB
16 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
f75e846cc83bd11432f4b1e21a45f31bc85283d11d372f7b19accd1bf6a2635c
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb04010-1d970"
age
1190631
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=HIjHLEFjrd2nUJO5CCmxKbCgn4hxlu%2FliGait94nHwlAZPfbNbYlDcOJizLYlwnuBoPn4tjyTFS5uQNc1UfyEJazyG59Q6bUSiBedCSNNE3msHRi4yLdnHrRMNE%2Bb6fA0i6QCQgz"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
last-modified
Mon, 04 May 2020 16:17:20 GMT
vary
Accept-Encoding
priority
u=0,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4cef3fe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
16149
server
cloudflare
font-awesome.min.css
cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/ 		30 KB
6 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
799aeb25cc0373fdee0e1b1db7ad6c2f6a0e058dfadaa3379689f583213190bd
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03e5f-7918"
age
1026604
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=v07gR8WqkAdy0NdIGYYj8oFgkJUpLyjxH3JIEWmykyBNJVsrgrxssXucubZF7oRGlV7YVc0zx%2F%2FFZSPyhZDieLkZnxLqBM0CJtpYcWEabrgE1vwTIKi%2FtReN6AD%2BEwWOFqmNrS8n"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
last-modified
Mon, 04 May 2020 16:10:07 GMT
vary
Accept-Encoding
priority
u=0,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4def6fe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
5631
server
cloudflare
ionicons.min.css
cdnjs.cloudflare.com/ajax/libs/ionicons/2.0.1/css/ 		50 KB
7 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/ionicons/2.0.1/css/ionicons.min.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
de2bbd8e0b32f53a53c1729bedb350cea59e9115fba4f2bed8e2e3dd1f76d9fa
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03ea8-c854"
age
1118843
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Z7DuZqA6Jza5tGW8MYTYbj%2BrexeSSTTr0DRpiOyqTLdJNiZhRmb3IqtIS3rCqzAr7US3yMwgJ4A78IQiDJQqoJCwJH4SVSX%2FDhXbUuWACNpRPZnLkxuNUTVzJtb5SbNM2%2FZ7fIKl"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
last-modified
Mon, 04 May 2020 16:11:20 GMT
vary
Accept-Encoding
priority
u=0,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4def7fe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
6642
server
cloudflare
octicons.min.css
cdnjs.cloudflare.com/ajax/libs/octicons/4.4.0/ 		72 B
669 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/octicons/4.4.0/octicons.min.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
e1e0a6b3cb549be88bdbdb54be64613519f3ffb94d238a13b50cea6bfb8cd9d2
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03f2c-48"
age
928371
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Y8V8x4i6HzpatLHNKUWG5P%2BJHjUBEv04mvIvwO%2Bnc%2F5OS6RVOvxNceAFlMeAXv8R5DhiA2K9ttbEba8gB3iU%2ByVRm02jqbJ%2BY7A%2BGjALfZlMA5Mat4Duuk7xwwhIs3Ke4Q59Bscy"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
last-modified
Mon, 04 May 2020 16:13:32 GMT
vary
Accept-Encoding
priority
u=0,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4defbfe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
48
server
cloudflare
emojify.min.css
cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/css/basic/ 		98 B
682 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/css/basic/emojify.min.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
50eaef30eb120d2ad6eaccd52def190d97b307187922821f813c1d3438138e25
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"65994717-40"
age
1118460
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=4AhIFoitfM1Fvavk%2F8uXQbgMfel%2FoEygdAGU2q32IOdKgl0gPRx6PQKs51dnlhszMz31cetOEWZ7SX97k8ILADHQjBC4ca7XUaI4KY6xqVibmIF8IHZrKZEZ%2Bl9HqsvRvuuuZlkK"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
last-modified
Sat, 06 Jan 2024 13:27:03 GMT
vary
Accept-Encoding
priority
u=0,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4defcfe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
64
server
cloudflare
font.5e472e42fa170fb8fdc6.css
hackmd.okfn.de/build/ 		180 B
984 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://hackmd.okfn.de/build/font.5e472e42fa170fb8fdc6.css
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
Reverse DNS
schroeder.okfn.de
Software
nginx / Express
Resource Hash
8c59e7a55c2eb6925ffa8124a2686f5dc4d34e6b24a5174c89fc99b144530fcf
Security Headers
Name Value
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-d4093a0a-5a1c-427f-b73d-e024301989d7' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

Request headers

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
Referer
https://hackmd.okfn.de/s/SJphV9C8-g

Response headers

strict-transport-security
max-age=31536000000; includeSubDomains; preload
content-security-policy
script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-d4093a0a-5a1c-427f-b73d-e024301989d7' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
cache-control
public, max-age=86400
etag
W/"b4-1661a7c8c70"
referrer-policy
same-origin
accept-ranges
bytes
content-length
180
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=UTF-8
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server
nginx
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vary
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pretty-styles.5e472e42fa170fb8fdc6.css
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5 KB 		Stylesheet
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URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
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nginx / Express
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vary
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hackmd.okfn.de/build/ 		14 KB
4 KB 		Stylesheet
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
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136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
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nginx / Express
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nginx
last-modified
Thu, 27 Sep 2018 10:04:22 GMT
vary
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mathjax-config-extra.js
hackmd.okfn.de/js/ 		161 B
974 B 		Script
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https://hackmd.okfn.de/js/mathjax-config-extra.js
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Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
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content-type
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server
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vary
Accept-Encoding
jquery.min.js
cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/ 		85 KB
27 KB 		Script
General
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https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js
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Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cdnjs.cloudflare.com/ajax/libs/velocity/1.4.0/ 		43 KB
15 KB 		Script
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https://cdnjs.cloudflare.com/ajax/libs/velocity/1.4.0/velocity.min.js
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Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cf-cdnjs-via
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bootstrap.min.js
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9 KB 		Script
General
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https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/js/bootstrap.min.js
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Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cloudflare /
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2 KB 		Script
General
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URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cf-cdnjs-via
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js-yaml.min.js
cdnjs.cloudflare.com/ajax/libs/js-yaml/3.7.0/ 		41 KB
12 KB 		Script
General
Check archive.org
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https://cdnjs.cloudflare.com/ajax/libs/js-yaml/3.7.0/js-yaml.min.js
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Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
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104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cloudflare /
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cf-cdnjs-via
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cf-cache-status
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"5eb03ec6-a382"
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Mon, 04 May 2020 16:11:50 GMT
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MathJax.js
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/ 		62 KB
17 KB 		Script
General
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https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cloudflare /
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cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
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"5eb03f12-f66b"
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1031663
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Sat, 23 Jan 2027 21:37:38 GMT
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cfExtPri
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Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
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cloudflare
TeX-AMS-MML_HTMLorMML.js
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/config/ 		235 KB
59 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/config/TeX-AMS-MML_HTMLorMML.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
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8a69b35df0862e19f1dd97e2f45fdd51cab110cf0ade8de84c5cbd061e870b08
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Request headers

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
Origin
https://hackmd.okfn.de
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Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03f12-3ad42"
age
1023163
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=B%2B50XwR2jQyzwL6pyFB4FGQn4O1qkLYw3283nDFEYCfQhurGb2YqkpaepZONYuIRuUxwjCygZMj8wUZVlBpnJH6t9%2BoB%2FRNqfqcz1RJtTO1Imk35xNACp%2BcQ5F%2FjQOdzabZzy9%2FT"}],"group":"cf-nel","max_age":604800}
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cfExtPri
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Mon, 02 Feb 2026 21:37:38 GMT
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application/javascript; charset=utf-8
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59375
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cloudflare
moment-with-locales.min.js
cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/ 		249 KB
55 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.17.1/moment-with-locales.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
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cloudflare /
Resource Hash
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Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03f26-3e52d"
age
1032115
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=95wQqOGJ2%2F3t383p0oaZ0l9Ge7T5NX%2BjUzoI4x2kvusJj%2B7Ht65aU%2BnvKyflNBBGGebc9%2B4w9xlBvULOn3cZXBrMQNjoMuwGcE5c9KugeTMXgE6l8alB0XrUleeaMsUHnFYU5API"}],"group":"cf-nel","max_age":604800}
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Sat, 23 Jan 2027 21:37:38 GMT
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h3=":443"; ma=86400
server-timing
cfExtPri
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Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
Mon, 04 May 2020 16:13:26 GMT
vary
Accept-Encoding
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strict-transport-security
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cloudflare
mermaid.min.js
cdnjs.cloudflare.com/ajax/libs/mermaid/7.1.0/ 		805 KB
184 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mermaid/7.1.0/mermaid.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
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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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03f21-c95e0"
age
2153156
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2FaZmVI1NX2xhAnPhdEMFtA8fZz5Zz%2BMJQjxoCdLru4OPHiaWm6V5m0TmnGyZXtazleRf5buasBq%2BL9vjYm4GQBeaBasj%2BM7B9fsv1B3FO%2Bqxn0bBfFyfg0I3ffcfOGcZRaJOWdEB"}],"group":"cf-nel","max_age":604800}
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Sat, 23 Jan 2027 21:37:38 GMT
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h3=":443"; ma=86400
server-timing
cfExtPri
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Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
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vary
Accept-Encoding
priority
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strict-transport-security
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cloudflare
emojify.min.js
cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/ 		13 KB
6 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/emojify.js/1.1.0/js/emojify.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"6599494b-1545"
age
2834520
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=pWayxj%2FztIYdpUU0Y2yiZSsxSZzflsH8QLL01yg5oMrClWqVgqdds31ArZBl5meDHQArit8r26roMNDvZd7%2FcGuHeH%2BLf8us6LQggL9bvrLm4axLj1M3IxQFZEvb97chm2ItDMYh"}],"group":"cf-nel","max_age":604800}
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Sat, 23 Jan 2027 21:37:38 GMT
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h3=":443"; ma=86400
server-timing
cfExtPri
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Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
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Sat, 06 Jan 2024 13:36:27 GMT
vary
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priority
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strict-transport-security
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cloudflare
handlebars.min.js
cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/ 		74 KB
18 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.6/handlebars.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
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cloudflare /
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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
Origin
https://hackmd.okfn.de
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Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03e72-126f6"
age
2152028
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Y0Y4bwDEzrEz2dADw5mc3RChKua8ofvLu6GlHk6ZxL5RQMUwmujYQEwL42qXjdFk9xki0zypdgxYBhEiY80E%2BJbWEKXhYXFz7knxWxLyc2f5eYY2HooL88CSzuR5clIxcFS37qJ5"}],"group":"cf-nel","max_age":604800}
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Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
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Mon, 04 May 2020 16:10:26 GMT
vary
Accept-Encoding
priority
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{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
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cloudflare
highlight.min.js
cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/ 		45 KB
17 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/highlight.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
fc17e22241e51e856285975ce9316e8fb3262744d6716b0c5e4783170862d33c
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Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03e7a-b3b3"
age
1806331
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=9rqBPi%2BRsgpgYusl8citPrRxgMvJnA7MPHDa%2FFLW6rc1srCMXmP927Ja0fQ4GF18GM7UPPImRQbGObbsnob%2BpUZigqWv%2BLjFYuGYSiMfHn50dJBG1395czYiTi8AcjeJKuYVHFrG"}],"group":"cf-nel","max_age":604800}
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nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
Mon, 04 May 2020 16:10:34 GMT
vary
Accept-Encoding
priority
u=3,i=?0
strict-transport-security
max-age=15780000
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timing-allow-origin
*
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{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
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cloudflare
gist-embed.min.js
cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/gist-embed/2.6.0/gist-embed.min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
2b21760fac4f209516e6c5034acf77bd6c999bed51cc8a4a09ec711259b197c8
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X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03e6d-a0a"
age
26757
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SW0CU8Tglx8xtCNZ2nT1xGNYNXEnYKMcUH2P8Iz99OfsxGzoAw%2BzZNAqU2paBY4w6gygv9m%2Fmjp9f2xxjCAZ98zxdTx2URb8zbnkpPtzEUk95AKzJgBpXoOVky2XYH7cLw3wPsx%2F"}],"group":"cf-nel","max_age":604800}
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expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
Mon, 04 May 2020 16:10:21 GMT
vary
Accept-Encoding
priority
u=3,i=?0
strict-transport-security
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cache-control
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timing-allow-origin
*
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cf-ray
9c7cd4b8db49fe1a-SIN
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cloudflare
viz.js
cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/ 		2 MB
440 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/viz.js/1.7.0/viz.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
f2dfab9ddac5f9353826d7a598e1f59431d331eda8be13b651bcc302ba79958f
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Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb04028-24d3de"
age
1026630
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=PRFkQooF%2FzdCNEGgrp6Ci3DxB4SQGM%2FL800oAF20MTZKXDrDJeHey3x6lkEiD84BKQ%2FkMKspkWlDVL7mZjS2Eun1IvRI4fbxMvBZyrnKg4wV7%2BoGh2Gb9ULQBZAb00qMeCZpwUVu"}],"group":"cf-nel","max_age":604800}
x-content-type-options
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expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
Mon, 04 May 2020 16:17:44 GMT
vary
Accept-Encoding
priority
u=3,i=?0
strict-transport-security
max-age=15780000
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*
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{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
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cross-origin
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9c7cd4b8eb5efe1a-SIN
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449711
server
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abcjs_basic-min.js
cdnjs.cloudflare.com/ajax/libs/abcjs/3.1.1/ 		482 KB
106 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/abcjs/3.1.1/abcjs_basic-min.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
4aad6bd975d65d0a128502ac4b45ab7f9afb7d1904addf456adf6f1d8794ebcb
Security Headers
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X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer

Response headers

cf-cdnjs-via
cfworker/kv
content-encoding
br
cf-cache-status
HIT
etag
"5eb03cf4-78966"
age
1027040
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=rSNnuNSzIE07MrQPR74nwasdiw2YfT49I1FWfrrVokUg%2Fxq12Rfp5mnn5dKBzODt4NifyJDlkh%2FWvX7iqG5bqxErvqvy29LzJgHGS2SvHlbhXvjRBOObyWkE0%2FyHs8TTFM5EPjWp"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:38 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
last-modified
Mon, 04 May 2020 16:04:04 GMT
vary
Accept-Encoding
priority
u=1,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4b4defdfe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
107998
server
cloudflare
config
hackmd.okfn.de/ 		212 B
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://hackmd.okfn.de/config
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
Reverse DNS
schroeder.okfn.de
Software
nginx / Express
Resource Hash
a08144767d49683911197f30aeac37aea833a2260fc64f9a5363689c703f2e56
Security Headers
Name Value
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-7916e126-9164-4938-9937-36aa7a7d69e3' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

Request headers

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
Referer
https://hackmd.okfn.de/s/SJphV9C8-g

Response headers

strict-transport-security
max-age=31536000000; includeSubDomains; preload
x-robots-tag
noindex, nofollow
content-security-policy
script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-7916e126-9164-4938-9937-36aa7a7d69e3' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
cache-control
private
etag
W/"d4-2Nk77A56P4cVriFyHs8zV0i75yk"
referrer-policy
same-origin
codimd-version
1.2.0
content-length
212
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/html; charset=utf-8
x-powered-by
Express
server
nginx
vary
Accept-Encoding
4.pretty.5e472e42fa170fb8fdc6.js
hackmd.okfn.de/build/ 		939 KB
267 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://hackmd.okfn.de/build/4.pretty.5e472e42fa170fb8fdc6.js
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/s/SJphV9C8-g
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
Reverse DNS
schroeder.okfn.de
Software
nginx / Express
Resource Hash
6c048c0db5de5e7337c866acb34b20d15a46ac778b23303f929a33b93b5d6d23
Security Headers
Name Value
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-21abe1db-3804-4d5f-b3bf-95e332c4c8f3' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

Request headers

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
Referer
https://hackmd.okfn.de/s/SJphV9C8-g

Response headers

strict-transport-security
max-age=31536000000; includeSubDomains; preload
content-security-policy
script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-21abe1db-3804-4d5f-b3bf-95e332c4c8f3' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
cache-control
public, max-age=86400
content-encoding
gzip
etag
W/"eadb3-1661a7c8c70"
referrer-policy
same-origin
accept-ranges
bytes
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
application/javascript; charset=utf-8
x-powered-by
Express
server
nginx
last-modified
Thu, 27 Sep 2018 10:04:22 GMT
vary
Accept-Encoding
css
fonts.googleapis.com/ 		24 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,400italic,600,600italic,300italic,300|Source+Serif+Pro|Source+Code+Pro:400,300,500&subset=latin,latin-ext
Requested by
Host: hackmd.okfn.de
URL: https://hackmd.okfn.de/build/font.5e472e42fa170fb8fdc6.css
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
142.250.199.10 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
kul09s14-in-f10.1e100.net
Software
ESF /
Resource Hash
425c8e97f8559be52c3165c0f9eed70a6f544e353be197292b0dfa731a1a6d53
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
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Request headers

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
Referer

Response headers

content-encoding
gzip
x-content-type-options
nosniff
expires
Mon, 02 Feb 2026 21:37:38 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 02 Feb 2026 21:37:38 GMT
content-type
text/css; charset=utf-8
vary
Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site
last-modified
Mon, 02 Feb 2026 21:37:38 GMT
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
cross-origin-opener-policy
same-origin-allow-popups
cross-origin-resource-policy
cross-origin
access-control-allow-origin
*
x-xss-protection
0
server
ESF
accessibility-menu.js
cdn.mathjax.org/mathjax/contrib/a11y/ 		3 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdn.mathjax.org/mathjax/contrib/a11y/accessibility-menu.js?V=2.7.0
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.26.13.220 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
4c78cb8dfcc1a971c55b0bc87cdbf4bf0a4417e5c9726f1a6952ca3932acb704

Request headers

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
Referer

Response headers

x-goog-metageneration
1
access-control-expose-headers
*
x-goog-hash
crc32c=VbO4VA==, md5=PwZ54V4jo9y80HTOsz0+jA==
cf-cache-status
HIT
etag
W/"3f0679e15e23a3dcbcd074ceb33d3e8c"
age
1118618
content-encoding
br
report-to
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=CJ4wnfzmTMvGTklCAyHlj7LbAFjlrIcwabI7ZZsF4fq6hcQQz4Ub9YR%2FkYY5UM6yJIHzsbsOKtz6gHmqEKuOWGa99e5%2BD17mO8uQuNzj"}]}
x-goog-stored-content-encoding
identity
expires
Tue, 20 Jan 2026 23:54:00 GMT
x-goog-stored-content-length
2893
date
Mon, 02 Feb 2026 21:37:39 GMT
content-type
application/javascript
last-modified
Fri, 14 Oct 2016 07:05:19 GMT
vary
accept-encoding
x-guploader-uploadid
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cache-control
public, max-age=16070400
nel
{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
x-goog-storage-class
STANDARD
cf-ray
9c7cd4bc8e1b6bf3-SIN
access-control-allow-origin
*
x-goog-generation
1476428719133000
server
cloudflare
6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
fonts.gstatic.com/s/sourcesanspro/v23/ 		15 KB
15 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/sourcesanspro/v23/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
Requested by
Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,400italic,600,600italic,300italic,300|Source+Serif+Pro|Source+Code+Pro:400,300,500&subset=latin,latin-ext
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.42.131 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
nrt12s45-in-f3.1e100.net
Software
sffe /
Resource Hash
691491f1fc8badab623e1be56f92cc2d98c462b16617c67e1e288d6b061444bc
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

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
Origin
https://hackmd.okfn.de
Referer
https://fonts.googleapis.com/

Response headers

age
102
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
x-content-type-options
nosniff
expires
Tue, 02 Feb 2027 21:35:58 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 02 Feb 2026 21:35:58 GMT
last-modified
Wed, 10 Sep 2025 16:47:45 GMT
content-type
font/woff2
cache-control
public, max-age=31536000
timing-allow-origin
*
cross-origin-opener-policy
same-origin; report-to="apps-themes"
cross-origin-resource-policy
cross-origin
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
accept-ranges
bytes
access-control-allow-origin
*
content-length
14868
x-xss-protection
0
server
sffe
fontawesome-webfont.woff2
cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/fonts/ 		75 KB
76 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/fonts/fontawesome-webfont.woff2?v=4.7.0
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.25.14 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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
Origin
https://hackmd.okfn.de
Referer
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css

Response headers

cf-cdnjs-via
cfworker/kv
cf-cache-status
HIT
etag
"5eb03e5f-12d68"
age
928760
report-to
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x-content-type-options
nosniff
expires
Sat, 23 Jan 2027 21:37:39 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
date
Mon, 02 Feb 2026 21:37:39 GMT
content-type
application/octet-stream; charset=utf-8
last-modified
Mon, 04 May 2020 16:10:07 GMT
vary
Accept-Encoding
priority
u=4,i=?0
strict-transport-security
max-age=15780000
cache-control
public, max-age=30672000
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
9c7cd4c01b6dfe1a-SIN
accept-ranges
bytes
access-control-allow-origin
*
content-length
77160
server
cloudflare
favicon.png
hackmd.okfn.de/ 		725 B
1 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://hackmd.okfn.de/favicon.png
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
136.243.171.22 Falkenstein, Germany, ASN24940 (HETZNER-AS Hetzner Online GmbH, DE),
Reverse DNS
schroeder.okfn.de
Software
nginx / Express
Resource Hash
d8b6d5022c9036bee6da38436db7dba4b1551ad1e0baf9c79f9facf9d8c98abd
Security Headers
Name Value
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-487ddc28-b7a2-4c0c-a7d9-5602c457d8ee' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

Request headers

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
Referer
https://hackmd.okfn.de/s/SJphV9C8-g

Response headers

strict-transport-security
max-age=31536000000; includeSubDomains; preload
content-security-policy
script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-487ddc28-b7a2-4c0c-a7d9-5602c457d8ee' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
cache-control
public, max-age=86400
etag
W/"2d5-1661a79c198"
referrer-policy
same-origin
accept-ranges
bytes
content-length
725
date
Mon, 02 Feb 2026 21:37:40 GMT
content-type
image/png
x-powered-by
Express
server
nginx
last-modified
Thu, 27 Sep 2018 10:01:19 GMT

Verdicts & Comments Add Verdict or Comment

47 JavaScript Window variables

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

object| MathJax function| $ function| jQuery function| calcHorizontalSpacing function| centerWholeRests function| kernSymbols function| eve function| Raphael object| ABCJS string| domain string| version object| allowedUploadMimeTypes object| jsyaml function| moment object| d3 object| mermaid object| emojify object| Handlebars object| hljs function| Viz object| core object| __core-js_shared__ object| global object| System function| asap function| setImmediate function| clearImmediate object| regeneratorRuntime boolean| _babelPolyfill function| filterCSS function| filterXSS object| flowchart function| _ object| whiteListAttr function| preventXSS object| Prism string| serverurl function| Toc string| createtime string| lastchangetime object| lastchangeui function| postProcess function| removeDOMEvents object| md object| RevealMarkdown function| scrollToTop function| scrollToBottom

1 Cookies

Domain/Path Name / Value
hackmd.okfn.de/ Name: connect.sid
Value: s%3AN40p4cvmuqKuP6NBVecrfGm5riVQWbLA.ZYlTZbwWBIGqKRgYgP7ZR9lGeXhJisDhYyIjnqmNGmw

2 Console Messages

Source Level URL
Text
intervention info URL: https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js(Line 2)
Message:
Slow network is detected. See https://www.chromestatus.com/feature/5636954674692096 for more details. Fallback font will be used while loading: https://fonts.gstatic.com/s/sourcesanspro/v23/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7l.woff2
intervention info URL: https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js(Line 2)
Message:
Slow network is detected. See https://www.chromestatus.com/feature/5636954674692096 for more details. Fallback font will be used while loading: https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/fonts/fontawesome-webfont.woff2?v=4.7.0

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
Content-Security-Policy script-src 'self' vimeo.com https://gist.github.com www.slideshare.net https://query.yahooapis.com 'unsafe-eval' https://cdnjs.cloudflare.com https://cdn.mathjax.org https://*.disqus.com https://*.disquscdn.com https://www.google-analytics.com 'nonce-f9eabe20-bb04-4407-a190-0b534eaaccc9' 'sha256-EtvSSxRwce5cLeFBZbvZvDrTiRoyoXbWWwvEVciM5Ag='; img-src *; style-src 'self' 'unsafe-inline' https://assets-cdn.github.com https://cdnjs.cloudflare.com https://fonts.googleapis.com https://*.disquscdn.com; font-src 'self' https://public.slidesharecdn.com https://cdnjs.cloudflare.com https://fonts.gstatic.com https://*.disquscdn.com; object-src *; media-src *; child-src *; connect-src *
Strict-Transport-Security max-age=31536000000; includeSubDomains; preload

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.

cdn.mathjax.org
cdnjs.cloudflare.com
fonts.googleapis.com
fonts.gstatic.com
hackmd.okfn.de
104.17.25.14
104.26.13.220
136.243.171.22
142.250.199.10
142.251.42.131
297f679de0cd2a8958db7d6f5badfcd2dc9e917eb7cbbd55e60b4088b8db18c6
2adefcbc041e7d18fcf2d417879dc5a09997aa64d675b7a3c4b6ce33da13f3fe
2b21760fac4f209516e6c5034acf77bd6c999bed51cc8a4a09ec711259b197c8
337382d10ea0e3ff90e23ef73af9ec9c0fa53247401392a0ba9447a9388f6e72
425c8e97f8559be52c3165c0f9eed70a6f544e353be197292b0dfa731a1a6d53
4aad6bd975d65d0a128502ac4b45ab7f9afb7d1904addf456adf6f1d8794ebcb
4c78cb8dfcc1a971c55b0bc87cdbf4bf0a4417e5c9726f1a6952ca3932acb704
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