Submitted URL: https://mathoverflow.net/users/271784
Effective URL: https://mathoverflow.net/users/271784/secher-kryger
Submission: On June 07 via manual from HN

Summary

This website contacted 6 IPs in 4 countries across 7 domains to perform 29 HTTP transactions. The main IP is 151.101.193.69, located in United States and belongs to FASTLY, US. The main domain is mathoverflow.net.
TLS certificate: Issued by R3 on May 16th 2021. Valid for: 3 months.
This is the only time mathoverflow.net was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 18 151.101.193.69 54113 (FASTLY)
1 2a00:1450:400... 15169 (GOOGLE)
7 2606:4700::68... 13335 (CLOUDFLAR...)
1 2a04:fa87:fff... 2635 (AUTOMATTIC)
2 2a00:1450:400... 15169 (GOOGLE)
1 2a00:1450:400... 15169 (GOOGLE)
29 6
Domain Requested by
15 cdn.sstatic.net mathoverflow.net
cdn.sstatic.net
7 cdnjs.cloudflare.com mathoverflow.net
cdnjs.cloudflare.com
3 mathoverflow.net 1 redirects ajax.googleapis.com
2 www.google-analytics.com mathoverflow.net
www.google-analytics.com
1 stats.g.doubleclick.net www.google-analytics.com
1 www.gravatar.com mathoverflow.net
1 ajax.googleapis.com mathoverflow.net
29 7

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

Domain
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magento.stackexchange.com
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ru.stackoverflow.com
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sports.stackexchange.com
math.stackexchange.com
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cstheory.stackexchange.com
physics.stackexchange.com
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linguistics.stackexchange.com
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meta.stackexchange.com
stackapps.com
api.stackexchange.com
data.stackexchange.com
www.facebook.com
twitter.com
linkedin.com
www.instagram.com
Subject Issuer Validity Valid
*.stackexchange.com
R3
2021-05-16 -
2021-08-14
3 months crt.sh
upload.video.google.com
GTS CA 1O1
2021-05-10 -
2021-08-02
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2020-10-21 -
2021-10-20
a year crt.sh
*.gravatar.com
Sectigo RSA Domain Validation Secure Server CA
2020-08-14 -
2022-11-16
2 years crt.sh
*.google-analytics.com
GTS CA 1C3
2021-05-10 -
2021-08-02
3 months crt.sh
*.google.com
GTS CA 1O1
2021-05-10 -
2021-08-02
3 months crt.sh
*.g.doubleclick.net
GTS CA 1O1
2021-05-10 -
2021-08-02
3 months crt.sh

This page contains 1 frames:

Primary Page: https://mathoverflow.net/users/271784/secher-kryger
Frame ID: 0FCA600AD74A6E3689EA20C3091C4AB0
Requests: 29 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://mathoverflow.net/users/271784 HTTP 301
    https://mathoverflow.net/users/271784/secher-kryger Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • script /([\d.]+)?\/mathjax\.js/i

Overall confidence: 100%
Detected patterns
  • headers via /varnish(?: \(Varnish\/([\d.]+)\))?/i

Overall confidence: 100%
Detected patterns
  • headers vary /Fastly-SSL/i

Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i

Overall confidence: 100%
Detected patterns
  • script /\/([\d.]+)\/jquery(?:\.min)?\.js/i
  • script /jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?/i

Page Statistics

29
Requests

100 %
HTTPS

83 %
IPv6

7
Domains

7
Subdomains

6
IPs

4
Countries

660 kB
Transfer

2145 kB
Size

4
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. https://mathoverflow.net/users/271784 HTTP 301
    https://mathoverflow.net/users/271784/secher-kryger Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

29 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request secher-kryger
mathoverflow.net/users/271784/
Redirect Chain
  • https://mathoverflow.net/users/271784
  • https://mathoverflow.net/users/271784/secher-kryger
87 KB
21 KB
Document
General
Full URL
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Security Headers
Name Value
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:authority
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:scheme
https
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pragma
no-cache
cache-control
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sec-fetch-site
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cookie
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Response headers

cache-control
private
content-type
text/html; charset=utf-8
content-encoding
gzip
strict-transport-security
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x-frame-options
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Redirect headers

cache-control
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location
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strict-transport-security
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x-frame-options
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Script
General
Full URL
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Requested by
Host: mathoverflow.net
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Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
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Reverse DNS
Software
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Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

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content-encoding
gzip
x-content-type-options
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age
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content-security-policy-report-only
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cross-origin-resource-policy
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server
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Script
General
Full URL
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Requested by
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Request headers

Referer
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User-Agent
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Response headers

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Stylesheet
General
Full URL
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Requested by
Host: mathoverflow.net
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
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Resource Hash
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Request headers

Referer
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User-Agent
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Response headers

date
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content-encoding
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60 KB
Stylesheet
General
Full URL
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Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
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Software
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Resource Hash
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Request headers

Referer
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User-Agent
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Response headers

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Stylesheet
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Requested by
Host: mathoverflow.net
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Reverse DNS
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Resource Hash
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Request headers

Referer
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User-Agent
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Response headers

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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Request headers

Referer
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User-Agent
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Response headers

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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Request headers

Referer
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User-Agent
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Response headers

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content-encoding
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age
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Protocol
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Request headers

Referer
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Response headers

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Protocol
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
gzip
last-modified
Wed, 02 Jun 2021 15:01:34 GMT
age
381882
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
application/javascript
access-control-allow-origin
stackoverflow.com
cache-control
max-age=604800
accept-ranges
bytes
x-timer
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content-length
2442
via
1.1 varnish
x-cache-hits
89
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cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/
62 KB
17 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-AMS_HTML-full
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9ef249bfdc162849bcf2abe8425f5e90bd89fa4fd1588b1a492731c65b2bbfc9
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
2818783
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
17026
cf-request-id
0a87d732300000d711e6025000000001
timing-allow-origin
*
last-modified
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server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1a-f82c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=WvMqvYD3y2O13emQaDUCaF3obHHje3NSfejioLg12QhRHLFGqtb8bRANOC6PW%2FeQvUtIyzB0yw8QGL4JB9MyZ9Iu2Xdf72Hq9kp6y0isypKqOfIa9jRX6fbFqnu0aIsmPwMQNefRkEqUR2P1Og%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
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cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
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expires
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logo.svg?v=3a674b060adf
cdn.sstatic.net/Sites/mathoverflow/Img/
5 KB
2 KB
Image
General
Full URL
https://cdn.sstatic.net/Sites/mathoverflow/Img/logo.svg?v=3a674b060adf
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
via
1.1 varnish
last-modified
Wed, 02 Jun 2021 15:01:35 GMT
age
368849
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
image/svg+xml
content-encoding
gzip
cache-control
max-age=604800
accept-ranges
bytes
x-timer
S1623065500.340558,VS0,VE0
content-length
2143
x-cache-hits
2
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www.gravatar.com/avatar/
58 KB
59 KB
Image
General
Full URL
https://www.gravatar.com/avatar/c97f5373e970b243f57d634fecc69dc8?s=328&d=identicon&r=PG&f=1
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:fa87:fffe::c000:4902 , Ireland, ASN2635 (AUTOMATTIC, US),
Reverse DNS
Software
nginx /
Resource Hash
accc58b461745619625e76ad96929e06723439c81d702d28b1dac7a2191dbc20

Request headers

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

Response headers

x-nc
MISS hhn 1
date
Mon, 07 Jun 2021 11:31:40 GMT
last-modified
Wed, 11 Jan 1984 08:00:00 GMT
server
nginx
content-type
image/png
access-control-allow-origin
*
cache-control
max-age=300
accept-ranges
bytes
link
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content-length
59747
expires
Mon, 07 Jun 2021 11:36:40 GMT
TeX-AMS_HTML-full.js?V=2.7.5
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/config/
307 KB
75 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/config/TeX-AMS_HTML-full.js?V=2.7.5
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-AMS_HTML-full
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15780000
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Request headers

Referer
https://mathoverflow.net/
User-Agent
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Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
3416595
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
76370
cf-request-id
0a87d732b20000d711d29c8000000001
timing-allow-origin
*
last-modified
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server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1a-4cd73"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=oftCqlenO4ZzzRhyrLYHk94PXTLvZUZkvE4x91gCm%2BhSFqGk2KJVNomb3TpHPXGJ35C1yApC5UHAMIt02ZIBJrzt5JP6hswvcQc2ApNFpyVJFWCPql%2BiSSi%2F9bELskDZW3dhw8qF1Far2%2FTlsQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
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cf-ray
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expires
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sprites.svg?v=fcc0ea44ba27
cdn.sstatic.net/Img/unified/
7 KB
3 KB
Image
General
Full URL
https://cdn.sstatic.net/Img/unified/sprites.svg?v=fcc0ea44ba27
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Sites/mathoverflow/primary.css?v=027f937956f6
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
https://cdn.sstatic.net/Sites/mathoverflow/primary.css?v=027f937956f6
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
via
1.1 varnish
last-modified
Thu, 03 Jun 2021 19:37:30 GMT
age
283730
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
image/svg+xml
content-encoding
gzip
cache-control
max-age=604800
accept-ranges
bytes
x-timer
S1623065500.474010,VS0,VE0
content-length
2852
x-cache-hits
36036
favicons-sprite16.png?v=fd9ee425c546
cdn.sstatic.net/Img/
78 KB
78 KB
Image
General
Full URL
https://cdn.sstatic.net/Img/favicons-sprite16.png?v=fd9ee425c546
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Sites/mathoverflow/primary.css?v=027f937956f6
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
https://cdn.sstatic.net/Sites/mathoverflow/primary.css?v=027f937956f6
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
via
1.1 varnish
last-modified
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age
372107
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding
x-cache
HIT
content-type
image/png
cache-control
max-age=604800
accept-ranges
bytes
x-timer
S1623065500.474941,VS0,VE0
content-length
79985
x-cache-hits
43118
user-profile-no-data.svg?v=1a1adc773b96
cdn.sstatic.net/Img/
1 KB
1 KB
Image
General
Full URL
https://cdn.sstatic.net/Img/user-profile-no-data.svg?v=1a1adc773b96
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Sites/mathoverflow/secondary.css?v=cec11824acc7
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
https://cdn.sstatic.net/Sites/mathoverflow/secondary.css?v=cec11824acc7
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
via
1.1 varnish
last-modified
Wed, 02 Jun 2021 15:01:34 GMT
age
384142
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding
x-cache
HIT
content-type
image/svg+xml
cache-control
max-age=604800
accept-ranges
bytes
x-timer
S1623065500.476022,VS0,VE0
content-length
1296
x-cache-hits
15
analytics.js
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48 KB
19 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
2cb09c7b3e19bfc41743ca3624ef81c3258d56525647feac76aa757e0292627a
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

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

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Fri, 09 Apr 2021 23:59:54 GMT
server
Golfe2
age
1217
date
Mon, 07 Jun 2021 11:11:23 GMT
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
19569
expires
Mon, 07 Jun 2021 13:11:23 GMT
full-anon.en.js?v=da11ecefd49e
cdn.sstatic.net/Js/
261 KB
77 KB
Script
General
Full URL
https://cdn.sstatic.net/Js/full-anon.en.js?v=da11ecefd49e
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Js/stub.en.js?v=a16415e1ea45
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
gzip
last-modified
Thu, 03 Jun 2021 14:46:35 GMT
age
333768
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
application/javascript
access-control-allow-origin
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cache-control
max-age=604800
accept-ranges
bytes
x-timer
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content-length
79025
via
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x-cache-hits
3518
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cdn.sstatic.net/Js/
79 KB
25 KB
Script
General
Full URL
https://cdn.sstatic.net/Js/wmd.en.js?v=57510f1b6d87
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Js/stub.en.js?v=a16415e1ea45
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Request headers

Referer
https://mathoverflow.net/
User-Agent
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Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
gzip
last-modified
Mon, 07 Jun 2021 09:40:39 GMT
age
6536
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
application/javascript
access-control-allow-origin
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cache-control
max-age=604800
accept-ranges
bytes
x-timer
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content-length
25547
via
1.1 varnish
x-cache-hits
474
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4 KB
2 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/extensions/TeX/begingroup.js?V=2.7.5
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-AMS_HTML-full
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15780000
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
316149
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
1372
cf-request-id
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timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:13:14 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1a-f49"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
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content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
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cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
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expires
Sat, 28 May 2022 11:31:40 GMT
fontdata.js?V=2.7.5
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/jax/output/HTML-CSS/fonts/TeX/
43 KB
11 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/jax/output/HTML-CSS/fonts/TeX/fontdata.js?V=2.7.5
Requested by
Host: cdnjs.cloudflare.com
URL: https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js?config=TeX-AMS_HTML-full
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
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Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
2129141
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
10468
cf-request-id
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timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:13:15 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1b-ad3a"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
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content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
65b98e346b62d711-FRA
expires
Sat, 28 May 2022 11:31:40 GMT
6c3a?_=1623065500226
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317 B
XHR
General
Full URL
https://mathoverflow.net/users/ivc/271784/6c3a?_=1623065500226
Requested by
Host: ajax.googleapis.com
URL: https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
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Security Headers
Name Value
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Strict-Transport-Security max-age=15552000
X-Frame-Options SAMEORIGIN

Request headers

sec-fetch-mode
cors
accept-encoding
gzip, deflate, br
accept-language
en-US
x-requested-with
XMLHttpRequest
sec-fetch-dest
empty
cookie
prov=0f1fe23a-aadc-ab6f-37ad-6d8a95c3f000
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/users/ivc/271784/6c3a?_=1623065500226
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
*/*
cache-control
no-cache
:authority
mathoverflow.net
referer
https://mathoverflow.net/users/271784/secher-kryger
:scheme
https
sec-fetch-site
same-origin
:method
GET
Accept
*/*
Referer
https://mathoverflow.net/users/271784/secher-kryger
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security
max-age=15552000
via
1.1 varnish
x-timer
S1623065501.906724,VS0,VE351
x-frame-options
SAMEORIGIN
date
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x-served-by
cache-hhn4068-HHN
vary
Fastly-SSL
x-cache
MISS
content-type
text/html
x-request-guid
e66bef9f-61ea-4404-bcf9-9fb71f9a03ef
cache-control
private
content-security-policy
upgrade-insecure-requests; frame-ancestors 'self' https://stackexchange.com
accept-ranges
bytes
x-dns-prefetch-control
off
x-cache-hits
0
collect?v=1&_v=j90&a=230523427&t=pageview&_s=1&dl=https%3A%2F%2Fmathoverflow.net%2Fusers%2F271784%2Fsecher-kryger&dp=%2Fusers%2F271784%2Fsecher-kryger&ul=en-us&de=UTF-8&dt=User%20Secher%20Kryger%20...
www.google-analytics.com/j/
2 B
22 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j90&a=230523427&t=pageview&_s=1&dl=https%3A%2F%2Fmathoverflow.net%2Fusers%2F271784%2Fsecher-kryger&dp=%2Fusers%2F271784%2Fsecher-kryger&ul=en-us&de=UTF-8&dt=User%20Secher%20Kryger%20-%20MathOverflow&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=aGBACEABFAAAAC~&jid=186034579&gjid=73852422&cid=1610291326.1623065501&tid=UA-108242619-5&_gid=1127252016.1623065501&_r=1&cd42=0&cd3=UsersShow%2FShow&z=721664563
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:831::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://mathoverflow.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Mon, 07 Jun 2021 11:31:40 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://mathoverflow.net
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
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content-length
2
expires
Fri, 01 Jan 1990 00:00:00 GMT
mathjax-editing.en.js?v=839621a62e65
cdn.sstatic.net/Js/
4 KB
2 KB
Script
General
Full URL
https://cdn.sstatic.net/Js/mathjax-editing.en.js?v=839621a62e65
Requested by
Host: cdn.sstatic.net
URL: https://cdn.sstatic.net/Js/stub.en.js?v=a16415e1ea45
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.193.69 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
bb0c0dd105e3f97f82956bb3438c8e00ba24350c8f4d22a77cdd68a86fa169ca

Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:40 GMT
content-encoding
gzip
last-modified
Thu, 03 Jun 2021 19:39:29 GMT
age
104965
x-served-by
cache-hhn4068-HHN
vary
Accept-Encoding,Accept-Encoding
x-cache
HIT
content-type
application/javascript
access-control-allow-origin
stackoverflow.com
cache-control
max-age=604800
accept-ranges
bytes
x-timer
S1623065501.947162,VS0,VE0
content-length
1536
via
1.1 varnish
x-cache-hits
49
collect?t=dc&aip=1&_r=3&v=1&_v=j90&tid=UA-108242619-5&cid=1610291326.1623065501&jid=186034579&gjid=73852422&_gid=1127252016.1623065501&_u=aGBACEAAFAAAAC~&z=1330071424
stats.g.doubleclick.net/j/
1 B
444 B
XHR
General
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j90&tid=UA-108242619-5&cid=1610291326.1623065501&jid=186034579&gjid=73852422&_gid=1127252016.1623065501&_u=aGBACEAAFAAAAC~&z=1330071424
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c07::9d Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://mathoverflow.net/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Mon, 07 Jun 2021 11:31:40 GMT
content-type
text/plain
access-control-allow-origin
https://mathoverflow.net
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
1
expires
Fri, 01 Jan 1990 00:00:00 GMT
MathJax_Main-Regular.woff?V=2.7.5
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/
33 KB
34 KB
Font
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/MathJax_Main-Regular.woff?V=2.7.5
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6a3e4109d6a9d792168dfa5f47965001f6b4a1fdfe6ea9cf04b3a648695b5346
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:41 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
3413260
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
34168
cf-request-id
0a87d736100000639badb86000000001
timing-allow-origin
*
last-modified
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server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1b-8574"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=8KVcJZc3JEh%2BvV0Yr5hGGRmmt8wZCGjxxg%2BMLfkuhHZVzQtnBDzNhIpLepUWz%2Fpu%2F62E063uA9iSbl0r%2BdkafSLKU37eKOR4WAjoRythV%2B2dN0ON7ou4ITTWFetj1wACobgsNBqt%2FWfpLanDNg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
65b98e367f95639b-FRA
expires
Sat, 28 May 2022 11:31:41 GMT
MathJax_Math-Italic.woff?V=2.7.5
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/
19 KB
20 KB
Font
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/MathJax_Math-Italic.woff?V=2.7.5
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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

Response headers

date
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content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
1014818
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
19289
cf-request-id
0a87d736150000639bc4afe000000001
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:13:15 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1b-4b9c"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
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content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
65b98e367f98639b-FRA
expires
Sat, 28 May 2022 11:31:41 GMT
MathJax_Size1-Regular.woff?V=2.7.5
cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/
6 KB
6 KB
Font
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/fonts/HTML-CSS/TeX/woff/MathJax_Size1-Regular.woff?V=2.7.5
Requested by
Host: mathoverflow.net
URL: https://mathoverflow.net/users/271784/secher-kryger
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2606:4700::6810:135e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

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

Response headers

date
Mon, 07 Jun 2021 11:31:41 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
2124104
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
5725
cf-request-id
0a87d736110000639bd08f2000000001
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:13:15 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03f1b-16a0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=IfddP%2FtrSQpzKKIScPVyxfSA20uRWb%2BI2r8gxOVQ%2FBoEeAK7kqis%2BRPHPVA2FTAJsIFnNTRjWeN4CGQt32AAeLTsZEBFsHW82baUKrngXSuHjyOe4k2DZfB3wX3ZkceXSEv1p7bMlDHOFDkyIg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/octet-stream; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
65b98e367f96639b-FRA
expires
Sat, 28 May 2022 11:31:41 GMT

42 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| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated function| $ function| jQuery function| IsMalwareProxy object| StackExchange object| jQuery112408176304038780748 object| StackExchangeDevStory object| StackOverflow object| MathJax string| GoogleAnalyticsObject function| ga object| google_tag_data object| gaplugins function| moveScroller function| initTagRenderer function| showFadingHelpText function| initFadingHelpText function| styleCode object| UniversalAuth function| Svg function| __extends function| __spreadArray object| Stacks function| EventEmitter function| klass object| Stimulus object| Popper object| gaGlobal object| gaData object| Commonmark object| Markdown object| apiCallbacks

4 Cookies

Domain/Path Name / Value
.mathoverflow.net/ Name: _gat
Value: 1
.mathoverflow.net/ Name: _gid
Value: GA1.2.1127252016.1623065501
.mathoverflow.net/ Name: _ga
Value: GA1.2.1610291326.1623065501
.mathoverflow.net/ Name: prov
Value: 0f1fe23a-aadc-ab6f-37ad-6d8a95c3f000

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 upgrade-insecure-requests; frame-ancestors 'self' https://stackexchange.com
Strict-Transport-Security max-age=15552000
X-Frame-Options SAMEORIGIN

Indicators

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

ajax.googleapis.com
cdn.sstatic.net
cdnjs.cloudflare.com
mathoverflow.net
stats.g.doubleclick.net
www.google-analytics.com
www.gravatar.com
151.101.193.69
2606:4700::6810:135e
2a00:1450:4001:82f::200a
2a00:1450:4001:831::200e
2a00:1450:400c:c07::9d
2a04:fa87:fffe::c000:4902
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bb0c0dd105e3f97f82956bb3438c8e00ba24350c8f4d22a77cdd68a86fa169ca
ca836eda93817807f4a39ba730f9539dc7876d3024a77e16c81da81f827f110e
de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855