Check-Host.cc

Domain

docs.github.com

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of docs.github.com

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
185.199.108.154, 185.199.109.154, 185.199.110.154, 185.199.111.154
AAAA
2606:50c0:8000::154, 2606:50c0:8001::154, 2606:50c0:8002::154, 2606:50c0:8003::154
MX
NS
TXT
CNAME
CAA

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

158.220.84.89:80 href · ×12
51.20.31.27:80 href · ×11
95.181.160.205:80 href · ×10
185.100.159.254:443 href · ×5
193.134.210.170:443 href · ×5
144.24.9.80:443 href · ×5
47.86.163.9:443 href · ×5
64.23.139.106:443 href · ×5
193.53.127.146:80 href · ×5
203.30.237.196:80 href · ×4
144.126.138.126:443 href · ×3
5.104.80.112:443 href · ×3
144.126.138.126:80 href · ×3
3.69.160.17:443 href · ×2
117.25.38.181:9443 href · ×2
136.116.31.157:443 href · ×2
193.168.144.108:80 href · ×2
8.134.135.91:80 href · ×2
47.102.100.16:80 href · ×1
4.249.131.161:443 href · ×1
138.91.182.225:443 href · ×1
83.229.123.238:443 href · ×1
8.222.213.154:443 href · ×1
154.12.21.230:443 href · ×1
8.134.236.68:443 href · ×1
67.207.88.195:443 href · ×1
185.17.3.172:80 href · ×1
108.181.93.240:443 href · ×1
122.51.229.98:443 href · ×1
54.198.155.157:443 href · ×1
34.55.18.178:443 href · ×1
34.200.17.154:80 href · ×1
32.193.134.232:443 href · ×1
54.198.155.157:80 href · ×1
144.126.255.119:443 href · ×1
43.134.7.157:80 href · ×1
37.123.193.59:80 href · ×1
1.15.21.49:443 href · ×1
85.119.82.75:80 href · ×1

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
A 185.199.109.154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
AAAA 2606:50c0:8001::154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
AAAA 2606:50c0:8003::154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
A 185.199.108.154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
A 185.199.111.154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
A 185.199.110.154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
AAAA 2606:50c0:8000::154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010
AAAA 2606:50c0:8002::154 2026-05-25 22:05:29.416 2026-07-22 17:00:39.010