173.194.48.101
Intelligence Briefing: 173.194.48.101
Date: 2026-09-22
Risk Assessment: Low Risk (Score: 20)
Ownership and Infrastructure
The endpoint was owned by Google LLC (ASN 15169, Netname: GOOGLE). Registration data indicated New York, US origin. The network role was classified as a Web Server. Open ports included TCP 80 (HTTP) and TCP 443 (HTTPS). Server banners identified the server as "gvs 1.0". TLS certificates were issued by Google Trust Services (CN=WR2, O=Google Trust Services), covering subjects such as *.c.docs.google.com and *.a1.googlevideo.com. DNS reverse resolution returned lclgaa-ah-in-f5.1e100.net. SPF and DMARC records were present.
Threat Assessment
The address maintained a Low Risk reputation. No known attacker indicators, spam source flags, or blacklist entries were observed. No known campaigns were associated with the IP. Abuse confidence score was null. Behavioral analysis showed zero honeypot hits, enumeration strikes, or total incidents.
Anomalies and Observations
A contradiction existed between claimed geolocation data and RTT physics measurements, noting an RTT of 18ms against a minimum possible 152.5ms for the reported distance. The neighborhood analysis classified the 173.194.48.0/24 subnet as mostly clean with 17 active siblings.
Recommendation
The operational recommendation was to Monitor due to signal contradictions, classified as low severity. Network tier analysis placed the operator at Tier 2 with moderate sophistication.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Google LLC |
| ASN | AS15169 |
| Network Name | |
| CIDR Block | 173.194.0.0/16 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | lclgaa-ah-in-f5.1e100.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | lclgaa-ah-in-f5.1e100.net |
🔐 DNS Hygiene
| Hygiene Score | 80% (Excellent) |
| SPF | 9/9 domains |
| DMARC | 9/9 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
| Domains Checked | 9 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Tier 2 — Moderate operator sophistication with routing hygiene |
🔌 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 | gvs 1.0 |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.c.docs.google.com*.a1.googlevideo.com*.bdn.dev*.origin-test.bdn.dev*.c.2mdn.net*.c.bigcache.googleapis.com*.c.chat.google.com*.c.doc-0-0-sj.sj.googleusercontent.com*.c.drive.google.com*.c.googlesyndication.com |
| Valid From | 2026-08-25T12:31:58+00:00 |
| Valid Until | 2026-11-03T12:31:57+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 69 days |
| Serial Number | 6BAECB26EF040D521266DCC639DF0435 |
| Thumbprint | 4B229DCF11652175540DF2870F24F0C94018BAC2 |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 4 |
| routing | 38% | 4 | 5 |
| services | 27% | 2 | 3 |
| ownership | 35% | 3 | 5 |
| reputation | 22% | 1 | 4 |
| geolocation | 27% | 2 | 3 |
| Overall | 29% | 14 | 24 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | High (85%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-13 23:57:28 UTC |
| Last Seen | 2026-09-22 21:10:02 UTC |
| Profile Built | 2026-09-22 21:21:00 UTC |
| Data Freshness | Live |
| Signal Types | 32 |
| Total Observations | 52 |
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