5.143.36.153
🏢 Ownership & Registration
| Organization | PJSC Rostelecom Technical Team |
| ASN | AS12389 |
| Network Name | POL-PPPOE-NET-UNL |
| CIDR Block | 5.143.0.0/17 |
| RIR | RIPE |
| Country | RU |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR Record | No PTR |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ 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 | AS12389 |
| Network Prefix | 5.143.0.0/18 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 23% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 12% | 2 | 2 |
| ownership | 17% | 2 | 3 |
| reputation | 8% | 1 | 2 |
| geolocation | 17% | 2 | 3 |
| Overall | 14% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-15 10:09:21 UTC |
| Last Seen | 2026-09-02 07:58:51 UTC |
| Profile Built | 2026-09-02 08:13:32 UTC |
| Data Freshness | Live |
| Signal Types | 19 |
| Total Observations | 27 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 5.143.36.153
Who owns the IP address 5.143.36.153?
5.143.36.153 is registered to PJSC Rostelecom Technical Team. The address falls within the 5.143.0.0/17 network block. Registration is held at RIPE.
Where is 5.143.36.153 located?
Geolocation data places 5.143.36.153 in Ussuriysk, PRI, Russia. The local time zone is Asia/Vladivostok. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 5.143.36.153 malicious or safe?
5.143.36.153 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.
Is 5.143.36.153 a VPN, proxy, or data center address?
5.143.36.153 is classified as a mobile network and a residential network based on network ownership and behavioural analysis.