13.140.183.103
13.140.183.103 is an IPv4 address operated by Contabo (AS51167), with approximate network location München, Germany. Its reverse DNS name is vmi3371072.contaboserver.net. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | Johannes Selg |
| ASN | AS51167 |
| Network Name | TT-20260601 |
| CIDR Block | 13.140.128.0/18 |
| RIR | ARIN |
| Network registration country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | vmi3371072.contaboserver.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | vmi3371072.contaboserver.net |
DNS Posture
Results describe the queried names. SPF, DMARC and CAA are domain policies, not requirements for every IP. DNSSEC here describes reverse DNS; inconclusive validation does not mean unsigned.
Not assessed: 0 conclusive IP DNS checks.
| spf | Not checked |
| dmarc | Not checked |
| fcrDns | Not checked |
| dnssec | Not checked |
| caa | Not checked |
☁️ 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 | |||
| 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 | AS51167 |
| Network Prefix | 13.140.128.0/18 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 3 |
| Overall | 22% | 10 | 16 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-07-08 13:02:18 UTC |
| Last Seen | 2026-10-06 10:41:44 UTC |
| Profile Built | 2026-11-12 00:37:06 UTC |
| Data Freshness | Stale |
| Signal Types | 22 |
| Total Observations | 24 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 13.140.183.103
Who owns the IP address 13.140.183.103?
13.140.183.103 is registered to Johannes Selg. The address falls within the 13.140.128.0/18 network block. Registration is held at ARIN.
Where is 13.140.183.103 located?
Geolocation data places 13.140.183.103 in München. The local time zone is Europe/Berlin. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 13.140.183.103 malicious or safe?
13.140.183.103 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 13.140.183.103?
The reverse DNS (PTR) record for 13.140.183.103 is vmi3371072.contaboserver.net. This hostname is not forward-confirmed, so it should be treated as a weak signal.