indexo.dev

github.dev

.dev crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 795 ms crawled 2026-05-18

NL · 51.137.3.17 · AS8075 Microsoft Corporation

Reputation 100/100

Classifying

HTML metadata

Language
en

Technology

CMS
Gatsby

Third-party hosts loaded (1)

  • github.githubassets.com×1

DNS records live

NS
  • dns1.p02.nsone.net
  • dns2.p02.nsone.net
  • dns3.p02.nsone.net
  • dns4.p02.nsone.net
TXT
  • lm56krkgsb3b77jjfj77hqhfmqmsd9zh

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

DigiCert Global G2 TLS RSA SHA256 2020 CA1
from 2026-05-07 to 2026-11-04
Expires in 169 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://github.dev/github/dev

present
  • strict-transport-security
  • cross-origin-opener-policy
  • cross-origin-embedder-policy
  • cross-origin-resource-policy
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-opener-policy
same-origin
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin

Linked from (2)