198.252.206.17
Intelligence Briefing: 198.252.206.17/32
The target IP was associated with Stack Exchange, Inc. (ASN 13335, Netname: SE-NET01). Risk assessment classified the address as Low Risk with a score of 30. Network analysis identified open ports 80, 443, 8080, and 8443, with a server banner indicating Cloudflare.
Threat indicators showed no known campaigns or active attacker status, though the host was tagged as a Suspicious Host with one DNSBL listing recorded in the control plane. Validation checks revealed a contradiction between claimed geolocation and RTT physics measurements, noting a 16ms round-trip time against a minimum possible 152.5ms for the stated distance. Route stability was flagged as false within the 198.252.206.0/24 block.
Operational recommendations advised rate-limiting the connection. Data freshness confirmed live signals as of 2026-09-09, with an overall profile confidence label of Very Low.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Stack Exchange, Inc. |
| ASN | AS13335 |
| Network Name | SE-NET01 |
| CIDR Block | 198.252.206.0/24 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 0% (None) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ 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 | — |
| 8080 | http-alt | tcp | — |
| 8443 | https-alt | tcp | — |
| Closed Ports | 22, 25, 3389 (4 open / 7 scanned) | ||
| Server | cloudflare |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 33% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 19% | 2 | 2 |
| Overall | 23% | 10 | 16 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-09 18:24:07 UTC |
| Last Seen | 2026-09-22 15:52:28 UTC |
| Profile Built | 2026-09-22 16:10:47 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 27 |
Full dossier details are available via our API.