141.136.108.189
IP 141.136.108.189 was assessed as Low Risk with a risk score of 20. Network ownership was attributed to AS3257 (NACNET-EU) within the RIPE region, with geolocation data indicating Germany (DE). No open ports or active services were detected, and the network role was classified as Firewalled / No Services. Threat intelligence reports showed no association with known campaigns, spam sources, or blacklists. The address resolved to a PTR record (ae19.cr9-chi1.ip4.gtt.net) under gtt.net, though forward confirmation was inconclusive. Route stability was determined to be false. No malicious activity was observed in the available profile data.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | AS3257-NET-MNT |
| ASN | AS3257 |
| Network Name | NACNET-EU |
| CIDR Block | 141.136.108.0/24 |
| RIR | RIPE |
| Country | DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ae19.cr9-chi1.ip4.gtt.net |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | ae19.cr9-chi1.ip4.gtt.net |
🔐 DNS Hygiene
| Hygiene Score | 40% (Fair) |
| SPF | 2/2 domains |
| DMARC | 2/2 domains |
| FCrDNS | Not verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Firewalled / No Services |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 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 | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 8 |
| routing | 13% | 1 | 1 |
| services | 19% | 2 | 2 |
| ownership | 27% | 2 | 4 |
| reputation | 22% | 1 | 4 |
| geolocation | 27% | 2 | 4 |
| Overall | 23% | 10 | 23 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-04 07:31:49 UTC |
| Last Seen | 2026-09-25 01:49:47 UTC |
| Profile Built | 2026-09-25 02:07:14 UTC |
| Data Freshness | Live |
| Signal Types | 23 |
| Total Observations | 37 |
Full dossier details are available via our API.