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ncatlab.org Open in urlscan Pro
128.2.25.48  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://ncatlab.org/
Effective URL: https://ncatlab.org/nlab/show/HomePage
Submission: On October 08 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 20 HTTP transactions. The main IP is 128.2.25.48, located in Bethel Park, United States and belongs to CMU-ROUTER, US. The main domain is ncatlab.org.
TLS certificate: Issued by E5 on August 12th 2024. Valid for: 3 months.
This is the only time ncatlab.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 15 128.2.25.48 9 (CMU-ROUTER)
6 2a04:4e42:400... 54113 (FASTLY)
20 2
Apex Domain
Subdomains		 Transfer
15 ncatlab.org
ncatlab.org
1 MB
6 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 311
2 KB
20 2
Domain Requested by
15 ncatlab.org 1 redirects ncatlab.org
6 cdn.jsdelivr.net ncatlab.org
cdn.jsdelivr.net
20 2

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

Domain
nforum.ncatlab.org
en.wikipedia.org
github.com
golem.ph.utexas.edu
collections.lacma.org
Subject Issuer Validity Valid
ncatlab.org
E5		 2024-08-12 -
2024-11-10		 3 months crt.sh
jsdelivr.net
GlobalSign Atlas R3 DV TLS CA 2024 Q3		 2024-07-30 -
2025-08-31		 a year crt.sh

This page contains 1 frames:

Primary Page: https://ncatlab.org/nlab/show/HomePage
Frame ID: E694EC4E727ADC4E43D25CDFB46D5741
Requests: 20 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

nLab

Page URL History Show full URLs

  1. http://ncatlab.org/ HTTP 307
    https://ncatlab.org/ HTTP 302
    https://ncatlab.org/nlab/show/HomePage Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • (?:prototype|protoaculous)(?:-([\d.]*[\d]))?.*\.js
Overall confidence: 100%
Detected patterns
  • <link [^>]*?href="?[a-zA-Z]*?:?//cdn\.jsdelivr\.net/
  • //cdn\.jsdelivr\.net/

Page Statistics

20
Requests

100 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

1070 kB
Transfer

1064 kB
Size

0
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://ncatlab.org/ HTTP 307
    https://ncatlab.org/ HTTP 302
    https://ncatlab.org/nlab/show/HomePage Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

20 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request HomePage
ncatlab.org/nlab/show/
Redirect Chain
  • http://ncatlab.org/
  • https://ncatlab.org/
  • https://ncatlab.org/nlab/show/HomePage
51 KB
52 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://ncatlab.org/nlab/show/HomePage
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.2.25.48 Bethel Park, United States, ASN9 (CMU-ROUTER, US),
Reverse DNS
SAUNDERS2.ANDREW.CMU.EDU
Software
nginx/1.20.1 /
Resource Hash
4027c4e2e51b471b0ff6d0db58fab1d4082b5f57d4cf98dd4077315dcc0444b5
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Response headers

Cache-Control
private, max-age=0, must-revalidate
Connection
keep-alive
Content-Length
52280
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Content-Type
application/xhtml+xml; charset=utf-8
Date
Tue, 08 Oct 2024 02:20:16 GMT
ETag
"66c669d9b10773870b5514f186d97dc0"
Server
nginx/1.20.1
Strict-Transport-Security
max-age=31536000
X-Content-Type-Options
nosniff
X-Frame-Options
DENY
X-Runtime
5
X-XSS-Protection
1; mode=block

Redirect headers

Connection
keep-alive
Content-Length
145
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Content-Type
text/html
Date
Tue, 08 Oct 2024 02:20:16 GMT
Location
https://ncatlab.org/nlab/show/HomePage
Server
nginx/1.20.1
Strict-Transport-Security
max-age=31536000
X-Content-Type-Options
nosniff
X-Frame-Options
DENY
X-XSS-Protection
1; mode=block
instiki.css
ncatlab.org/stylesheets/ 		9 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://ncatlab.org/stylesheets/instiki.css?1676280126
Requested by
Host: ncatlab.org
URL: https://ncatlab.org/nlab/show/HomePage
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.2.25.48 Bethel Park, United States, ASN9 (CMU-ROUTER, US),
Reverse DNS
SAUNDERS2.ANDREW.CMU.EDU
Software
nginx/1.20.1 /
Resource Hash
dea31769adbe8ddeea63da21468c14e3599d52e6d54c26c15e6b98a197184dff
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://ncatlab.org/nlab/show/HomePage

Response headers

Strict-Transport-Security
max-age=31536000
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
ETag
"63ea013e-22ac"
Connection
keep-alive
X-Content-Type-Options
nosniff
Accept-Ranges
bytes
Content-Length
8876
Date
Tue, 08 Oct 2024 02:20:16 GMT
X-XSS-Protection
1; mode=block
Content-Type
text/css
Last-Modified
Mon, 13 Feb 2023 09:22:06 GMT
Server
nginx/1.20.1
X-Frame-Options
DENY
mathematics.css
ncatlab.org/stylesheets/ 		307 B
1015 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://ncatlab.org/stylesheets/mathematics.css?1660229990
Requested by
Host: ncatlab.org
URL: https://ncatlab.org/nlab/show/HomePage
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.2.25.48 Bethel Park, United States, ASN9 (CMU-ROUTER, US),
Reverse DNS
SAUNDERS2.ANDREW.CMU.EDU
Software
nginx/1.20.1 /
Resource Hash
1f240677e4bea7fcd9118dcd4c23bf5fe0506c50ffdc4b63c05bcbbe8d1c5424
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://ncatlab.org/nlab/show/HomePage

Response headers

Strict-Transport-Security
max-age=31536000
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
ETag
"62f51966-133"
Connection
keep-alive
X-Content-Type-Options
nosniff
Accept-Ranges
bytes
Content-Length
307
Date
Tue, 08 Oct 2024 02:20:17 GMT
X-XSS-Protection
1; mode=block
Content-Type
text/css
Last-Modified
Thu, 11 Aug 2022 14:59:50 GMT
Server
nginx/1.20.1
X-Frame-Options
DENY
syntax.css
ncatlab.org/stylesheets/ 		4 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://ncatlab.org/stylesheets/syntax.css?1660229990
Requested by
Host: ncatlab.org
URL: https://ncatlab.org/nlab/show/HomePage
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.2.25.48 Bethel Park, United States, ASN9 (CMU-ROUTER, US),
Reverse DNS
SAUNDERS2.ANDREW.CMU.EDU
Software
nginx/1.20.1 /
Resource Hash
46164d0ce0170b5e2062ceee1dffde6bf24d8dc8a39c4fedd4a2c8fa9894a641
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://ncatlab.org/nlab/show/HomePage

Response headers

Strict-Transport-Security
max-age=31536000
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
ETag
"62f51966-1039"
Connection
keep-alive
X-Content-Type-Options
nosniff
Accept-Ranges
bytes
Content-Length
4153
Date
Tue, 08 Oct 2024 02:20:17 GMT
X-XSS-Protection
1; mode=block
Content-Type
text/css
Last-Modified
Thu, 11 Aug 2022 14:59:50 GMT
Server
nginx/1.20.1
X-Frame-Options
DENY
nlab.css
ncatlab.org/stylesheets/ 		5 KB
6 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://ncatlab.org/stylesheets/nlab.css?1676280126
Requested by
Host: ncatlab.org
URL: https://ncatlab.org/nlab/show/HomePage
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.2.25.48 Bethel Park, United States, ASN9 (CMU-ROUTER, US),
Reverse DNS
SAUNDERS2.ANDREW.CMU.EDU
Software
nginx/1.20.1 /
Resource Hash
d8a4ede8da524f2f142b200a028dbad6112dbfc49930daf48d88491f255dbdbf
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://ncatlab.org/nlab/show/HomePage

Response headers

Strict-Transport-Security
max-age=31536000
Content-Security-Policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
ETag
"63ea013e-1412"
Connection
keep-alive
X-Content-Type-Options
nosniff
Accept-Ranges
bytes
Content-Length
5138
Date
Tue, 08 Oct 2024 02:20:17 GMT
X-XSS-Protection
1; mode=block
Content-Type
text/css
Last-Modified
Mon, 13 Feb 2023 09:22:06 GMT
Server
nginx/1.20.1
X-Frame-Options
DENY
fonts.css
cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/ 		685 B
650 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css
Requested by
Host: ncatlab.org
URL: https://ncatlab.org/nlab/show/HomePage
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:400::485 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
a50c11ad8ea70e5f876fa14f307708d418961b5a4945242dad785c6db9d17088
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://ncatlab.org/

Response headers

access-control-expose-headers
*
content-encoding
br
etag
W/"2ad-K0iFHzFg4q1CmUfKZSWHQuJwYL4"
age
7867
x-content-type-options
nosniff
x-jsd-version-type
branch
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
x-cache
HIT
date
Tue, 08 Oct 2024 02:20:17 GMT
content-type
text/css; charset=utf-8
x-served-by
cache-fra-etou8220076-FRA
vary
Accept-Encoding
strict-transport-security
max-age=31536000; includeSubDomains; preload
cache-control
public, max-age=604800, s-maxage=43200
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
content-length
219
x-jsd-version
master
cmun-bright.css
cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Bright/ 		1 KB
314 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Bright/cmun-bright.css
Requested by
Host: cdn.jsdelivr.net
URL: https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:400::485 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
aee75633f67e70947dd1374708baa275a534ce258746a4b4284300c9e3750cd3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css

Response headers

access-control-expose-headers
*
content-encoding
br
etag
W/"4dd-nsMzAzt5Wts3oQqXJHw/EMmc0N8"
age
13774
x-content-type-options
nosniff
x-jsd-version-type
branch
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
x-cache
HIT
date
Tue, 08 Oct 2024 02:20:17 GMT
content-type
text/css; charset=utf-8
x-served-by
cache-fra-etou8220076-FRA
vary
Accept-Encoding
strict-transport-security
max-age=31536000; includeSubDomains; preload
cache-control
public, max-age=604800, s-maxage=43200
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
content-length
235
x-jsd-version
master
cmun-concrete.css
cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Concrete/ 		1 KB
321 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Concrete/cmun-concrete.css
Requested by
Host: cdn.jsdelivr.net
URL: https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:400::485 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
3bc213807896bceaf6ec5821c3a1900614b468135511f5d82131d8d588590f2d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css

Response headers

access-control-expose-headers
*
content-encoding
br
etag
W/"4e6-tqq4Jw1h6goBW0yI9PHQETKpxkk"
age
12215
x-content-type-options
nosniff
x-jsd-version-type
branch
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
x-cache
HIT
date
Tue, 08 Oct 2024 02:20:17 GMT
content-type
text/css; charset=utf-8
x-served-by
cache-fra-etou8220076-FRA
vary
Accept-Encoding
strict-transport-security
max-age=31536000; includeSubDomains; preload
cache-control
public, max-age=604800, s-maxage=43200
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
content-length
242
x-jsd-version
master
cmun-sans.css
cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Sans/ 		1 KB
307 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Sans/cmun-sans.css
Requested by
Host: cdn.jsdelivr.net
URL: https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:400::485 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
9bbdc7e14f68fc6c7caf6e6c74feb9a497c1965412d75326a61d62fc80299ea3
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/fonts.css

Response headers

access-control-expose-headers
*
content-encoding
br
etag
W/"4bf-RFngrLb/Oa/sGCyVCtKtoZaDV0Y"
age
5381
x-content-type-options
nosniff
x-jsd-version-type
branch
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
x-cache
HIT
date
Tue, 08 Oct 2024 02:20:17 GMT
content-type
text/css; charset=utf-8
x-served-by
cache-fra-etou8220076-FRA
vary
Accept-Encoding
strict-transport-security
max-age=31536000; includeSubDomains; preload
cache-control
public, max-age=604800, s-maxage=43200
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
content-length
229
x-jsd-version
master
cmun-serif.css
cdn.jsdelivr.net/gh/dreampulse/computer-modern-web-font@master/font/Serif/ 		1 KB
322 B 		Stylesheet
General
Check archive.org
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default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
ETag
"62f51966-51238"
Connection
keep-alive
X-Content-Type-Options
nosniff
Accept-Ranges
bytes
Content-Length
332344
Date
Tue, 08 Oct 2024 02:20:18 GMT
X-XSS-Protection
1; mode=block
Content-Type
image/x-icon
Last-Modified
Thu, 11 Aug 2022 14:59:50 GMT
Server
nginx/1.20.1
X-Frame-Options
DENY

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49 JavaScript Global Variables

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

object| Prototype object| Class function| PeriodicalExecuter function| Template object| $break object| Enumerable function| $A function| $w function| $H function| Hash function| $R function| ObjectRange object| Abstract object| Try object| Ajax object| Form object| Field function| $F object| Toggle object| Insertion object| $continue object| Position function| $ function| $$ function| Sizzle function| Selector object| Effect object| Droppables object| Draggables function| Draggable function| SortableObserver object| Sortable object| Autocompleter function| toggleView function| extractBlockquoteCitations function| fixRunIn function| mactionWorkarounds function| embedCDFs function| hasCDFPlugin function| selectRange function| updateSize function| resizeableTextarea function| retrieveTexSource function| initializeYoutubePlayer function| columnAlignShim function| minMathWidth object| envs string| theorem_label_selector function| generateThmNumbers

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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 default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cdnjs.cloudflare.com; style-src 'self' 'unsafe-inline' https://cdn.jsdelivr.net https://cdn.rawgit.com; font-src 'self' https://cdn.jsdelivr.net https://cdnjs.cloudflare.com; img-src 'self' https://ncatlab.org *; report-uri /cspreport
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

cdn.jsdelivr.net
ncatlab.org
128.2.25.48
2a04:4e42:400::485
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