154.54.87.102
154.54.87.102 is an IPv4 address operated by Cogent Communications, LLC (AS174), geolocated to Boston, United States. Its reverse DNS name is be3663.agr21.bos01.atlas.cogentco.com. As of November 2, 2026, IPDebrief rates it Low Risk (20/100); no anonymizing service was detected.
🏢 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 | be3663.agr21.bos01.atlas.cogentco.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | be3663.agr21.bos01.atlas.cogentco.com |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS174 |
| Network Prefix | 154.48.0.0/12 |
| Route mapping | Found |
| RPKI Status | Unknown |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 4 |
| routing | 38% | 4 | 5 |
| services | 19% | 2 | 2 |
| ownership | 41% | 3 | 5 |
| reputation | 28% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 31% | 14 | 22 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (65%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-22 15:22:16 UTC |
| Last Seen | 2026-11-02 07:21:01 UTC |
| Profile Built | 2026-11-02 07:25:34 UTC |
| Data Freshness | Live |
| Signal Types | 30 |
| Total Observations | 32 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 154.54.87.102
Who owns the IP address 154.54.87.102?
154.54.87.102 is registered to Cogent Communications, LLC. The address falls within the 154.54.0.0/16 network block. Registration is held at AFRINIC.
Where is 154.54.87.102 located?
Geolocation data places 154.54.87.102 in Boston, US-MA, United States. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 154.54.87.102 malicious or safe?
154.54.87.102 currently carries a low risk assessment, meaning no significant threat indicators have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 154.54.87.102?
The reverse DNS (PTR) record for 154.54.87.102 is be3663.agr21.bos01.atlas.cogentco.com. This hostname is not forward-confirmed, so it should be treated as a weak signal.