🏢 Ownership & Registration
| Organization | Network Operation Center CJSC ER-Telecom Holding Voronezh branch |
| ASN | AS50542 |
| Network Name | ERTH-VORONEZH-PPPOE-3-NET |
| CIDR Block | 188.235.0.0/21 |
| RIR | RIPE |
| Country | RU |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | 188x235x2x141.static-business.voronezh.ertelecom.ru |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | 188x235x2x141.static-business.voronezh.ertelecom.ru |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| 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 | AS50542 |
| Network Prefix | 188.235.0.0/19 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 35% | 2 | 2 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 25% | 1 | 2 |
| reputation | 25% | 1 | 1 |
| geolocation | 35% | 2 | 2 |
| Overall | 28% | 8 | 9 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (50%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-07-12 08:51:27 UTC |
| Last Seen | 2026-09-17 00:28:26 UTC |
| Profile Built | 2026-09-16 06:01:47 UTC |
| Data Freshness | Live |
| Signal Types | 20 |
| Total Observations | 24 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 188.235.2.141
Who owns the IP address 188.235.2.141?
188.235.2.141 is registered to Network Operation Center CJSC ER-Telecom Holding Voronezh branch. The address falls within the 188.235.0.0/21 network block. Registration is held at RIPE.
Where is 188.235.2.141 located?
Geolocation data places 188.235.2.141 in Voronezh, Voronezh Oblast, Russia. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 188.235.2.141 malicious or safe?
188.235.2.141 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 188.235.2.141?
The reverse DNS (PTR) record for 188.235.2.141 is 188x235x2x141.static-business.voronezh.ertelecom.ru. This hostname is not forward-confirmed, so it should be treated as a weak signal.
Is 188.235.2.141 a VPN, proxy, or data center address?
188.235.2.141 is classified as a residential network based on network ownership and behavioural analysis.