143.0.81.251
🏢 Ownership & Registration
| Organization | COOP. ELÉCTRICA Y DE SERVICIOS MARIANO MORENO LTDA. |
| ASN | AS262231 |
| Network Name | 143.0.80.0 - 143.0.83.255 |
| CIDR Block | 143.0.80.0/22 |
| RIR | ARIN |
| Country | AR |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 251-red0-81.ceystel.com.ar |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | 251-red0-81.ceystel.com.ar |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Valid |
| 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 | |||
| Server | — |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🛡️ Public Network Snapshot
| Origin ASN | AS262231 |
| Network Prefix | 143.0.81.0/24 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 16% | 4 | 4 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-10 07:52:33 UTC |
| Last Seen | 2026-08-26 16:41:49 UTC |
| Profile Built | 2026-08-29 07:52:00 UTC |
| Data Freshness | Live |
| Signal Types | 15 |
| Total Observations | 17 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 143.0.81.251
Who owns the IP address 143.0.81.251?
143.0.81.251 is registered to COOP. ELÉCTRICA Y DE SERVICIOS MARIANO MORENO LTDA.. The address falls within the 143.0.80.0/22 network block. Registration is held at ARIN.
Where is 143.0.81.251 located?
Geolocation data places 143.0.81.251 in Nueve de Julio, Buenos Aires, Argentina. The local time zone is America/Argentina/Buenos_Aires. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 143.0.81.251 malicious or safe?
143.0.81.251 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 143.0.81.251?
The reverse DNS (PTR) record for 143.0.81.251 is 251-red0-81.ceystel.com.ar. This hostname is forward-confirmed, meaning it resolves back to the same address.