185.199.111.153
Intellectual Property 185.199.111.153 was registered to GitHub Admin under ASN 54113. The system identified the host as a web server resolving to cdn-185-199-111-153.github.com. Reputation analysis assigned a Low Risk score of 25, with zero known attack campaigns or specific threat indicators observed. Control plane data indicated one DNSBL listing within the total 8 lists, and the route stability metric remained false. Geolocation validation failed to corroborate the claimed US position against RTT physics measurements, flagging a contradiction. The asset remained clean within its neighborhood with zero threat siblings. Due to signal contradictions, the profile recommended monitoring the address with low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | GitHub Admin |
| ASN | AS54113 |
| Network Name | US-GITHUB-20170413 |
| CIDR Block | 185.199.108.0/22 |
| RIR | RIPE |
| Country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | cdn-185-199-111-153.github.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | cdn-185-199-111-153.github.com |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 9/9 domains |
| DMARC | 3/9 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 9 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | GitHub.com |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.github.com*.github.io*.githubusercontent.comgithub.comgithub.iogithubusercontent.com |
| Valid From | 2026-08-02T23:38:02+00:00 |
| Valid Until | 2026-10-31T23:38:01+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 89 days |
| Serial Number | 059E7C420F8943F524AB370807C836BB57FE |
| Thumbprint | 74C636182EB8A36DCE932CD47AAC154F693DBA61 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 37% | 2 | 6 |
| routing | 13% | 1 | 1 |
| services | 37% | 2 | 5 |
| ownership | 27% | 2 | 4 |
| reputation | 27% | 1 | 5 |
| geolocation | 33% | 2 | 5 |
| Overall | 29% | 10 | 26 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-08-29 15:22:04 UTC |
| Last Seen | 2026-09-22 23:02:31 UTC |
| Profile Built | 2026-09-23 00:22:53 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 49 |
Full dossier details are available via our API.