140.82.113.3
Intelligence Briefing: 140.82.113.3/32
The IP address 140.82.113.3/32 was attributed to GitHub, Inc. (ASN 36459, Organization: GITHU) within the 140.82.112.0/20 CIDR block. Ownership records placed the infrastructure in Ashburn, VA, US, though geolocation validation revealed a contradiction between the claimed location and RTT physics measurements. The reputation profile was assessed as Low Risk with a risk score of 25. No specific threat indicators, known attacker classifications, or blacklist entries were found.
Technical analysis indicated the host functioned as a Web Server with open ports 80 (HTTP), 443 (HTTPS), and 22 (SSH). DNS resolution was confirmed to lb-140-82-113-3-iad.github.com with valid SPF and DMARC records. A TLS certificate issued by Sectigo validated the domain github.com.
Overall confidence in the profile was Very Low (0.225) due to signal contradictions. The recommendation was to Monitor the address with low severity due to signal contradictions present.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | GitHub, Inc. |
| ASN | AS36459 |
| Network Name | GITHU |
| CIDR Block | 140.82.112.0/20 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | lb-140-82-113-3-iad.github.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | lb-140-82-113-3-iad.github.com |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 2 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 | — |
| 22 | ssh | tcp | |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | — |
| HTTP Title | — |
| SSH Version | SSH-2.0-49aff2e |
🔐 TLS Certificate
| SANs | github.comwww.github.com |
| Valid From | 2026-09-01T00:00:00+00:00 |
| Valid Until | 2026-11-29T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256ECDSA |
| Validity Period | 89 days |
| Serial Number | 00A59EBDB596751DB7F5C095079613953C |
| Thumbprint | D3B63E61C64FD29BA9B8729628F8697F556A341F |
🎯 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 | 33% | 2 | 5 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 4 |
| geolocation | 37% | 2 | 6 |
| Overall | 28% | 10 | 25 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-03 10:53:08 UTC |
| Last Seen | 2026-09-25 23:24:51 UTC |
| Profile Built | 2026-09-25 23:27:04 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 43 |
Full dossier details are available via our API.