201.81.235.249
🏢 Ownership & Registration
| Organization | Claro NXT Telecomunicacoes Ltda |
| ASN | AS28573 |
| Network Name | 76338 |
| CIDR Block | 201.80.0.0/14 |
| RIR | LACNIC |
| Country | BR |
| Abuse Contact | — |
🌐 DNS Intelligence
| PTR | c951ebf9.virtua.com.br |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | c951ebf9.virtua.com.br |
🔐 DNS Hygiene
| Hygiene Score | 0% (None) |
| SPF | 0/2 domains |
| DMARC | 0/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Residential |
| Service Purpose | Residential Endpoint |
| Network Tier | End-User — Residential ISP endpoint |
🔌 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 | AS28573 |
| Network Prefix | 201.81.232.0/22 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 3 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 12% | 2 | 2 |
| reputation | 8% | 1 | 2 |
| geolocation | 12% | 2 | 2 |
| Overall | 12% | 9 | 11 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-10 14:01:48 UTC |
| Last Seen | 2026-10-05 01:11:22 UTC |
| Profile Built | 2026-10-05 01:11:43 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 26 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 201.81.235.249
Who owns the IP address 201.81.235.249?
201.81.235.249 is registered to Claro NXT Telecomunicacoes Ltda. The address falls within the 201.80.0.0/14 network block. Registration is held at LACNIC.
Where is 201.81.235.249 located?
Geolocation data places 201.81.235.249 in Guarulhos, SP, Brazil. The local time zone is America/Sao_Paulo. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 201.81.235.249 malicious or safe?
201.81.235.249 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 201.81.235.249?
The reverse DNS (PTR) record for 201.81.235.249 is c951ebf9.virtua.com.br. This hostname is not forward-confirmed, so it should be treated as a weak signal.
Is 201.81.235.249 a VPN, proxy, or data center address?
201.81.235.249 is classified as a mobile network and a residential network based on network ownership and behavioural analysis.