154.54.172.237
IP address 154.54.172.237/32 was assigned to Cogent Communications, LLC (ASN 174) within the 154.54.0.0/16 block. The asset was classified as Low Risk with a risk score of 0. Network scans indicated no open ports, returning a firewalled status. Threat intelligence indicators remained absent, with zero blacklist hits and no association with known attacker campaigns or threat feeds. DNS records confirmed SPF and DMARC configuration for the associated domain cogentco.com. Behavioral analysis showed no enumeration strikes or WAF violations. The local subnet neighborhood was classified as clean with zero inherited risk. Based on these observations, the recommended action was to allow traffic.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Cogent Communications, LLC |
| ASN | AS174 |
| Network Name | COGENT-154-54-16 |
| CIDR Block | 154.54.0.0/16 |
| RIR | AFRINIC |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | be9100.rcr21.clt01.atlas.cogentco.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | be9100.rcr21.clt01.atlas.cogentco.com |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| No open ports detected | |||
| Closed Ports | 22, 25, 80, 443, 3389, 8080, 8443 (0 open / 7 scanned) | ||
| Server | — |
| 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 | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 4 |
| Overall | 22% | 10 | 16 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-01 14:36:29 UTC |
| Last Seen | 2026-09-24 14:25:46 UTC |
| Profile Built | 2026-09-24 14:38:15 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 30 |
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