168.100.149.203
168.100.149.203 is an IPv4 address operated by IRT-AHREFS-US (AS140577), geolocated to Ashburn, Singapore. Its reverse DNS name is proxy-us004-san3.ahrefs.net. As of October 5, 2026, IPDebrief rates it Moderate Risk (50/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Organization | IRT-AHREFS-US |
| ASN | AS140577 |
| Network Name | AHREFS-US |
| CIDR Block | 168.100.144.0/20 |
| RIR | ARIN |
| Country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | proxy-us004-san3.ahrefs.net |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | proxy-us004-san3.ahrefs.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 0/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Present |
| 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 | — |
🛡️ Public Network Snapshot
| Origin ASN | AS140577 |
| Network Prefix | 168.100.144.0/20 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 8% | 1 | 1 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 8% | 1 | 1 |
| geolocation | 23% | 2 | 2 |
| Overall | 9% | 6 | 6 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-11 20:38:33 UTC |
| Last Seen | 2026-11-07 06:47:33 UTC |
| Profile Built | 2026-10-05 04:29:52 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 22 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 168.100.149.203
Who owns the IP address 168.100.149.203?
168.100.149.203 is registered to IRT-AHREFS-US. The address falls within the 168.100.144.0/20 network block. Registration is held at ARIN.
Where is 168.100.149.203 located?
Geolocation data places 168.100.149.203 in Ashburn, Virginia, Singapore. The local time zone is Asia/Singapore. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 168.100.149.203 malicious or safe?
168.100.149.203 currently carries a moderate risk assessment, meaning some indicators warrant caution, but the evidence is mixed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 168.100.149.203?
The reverse DNS (PTR) record for 168.100.149.203 is proxy-us004-san3.ahrefs.net. This hostname is forward-confirmed, meaning it resolves back to the same address.