86.181.12.139
86.181.12.139 is an IPv4 address announced by AS2856, with approximate network location Grangemouth, United Kingdom. Its reverse DNS name is host86-181-12-139.range86-181.btcentralplus.com. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | BT CENTRAL PLUS - OPERATIONAL SUPPORT |
| ASN | AS2856 |
| Network Name | BT-CENTRAL-PLUS |
| CIDR Block | 86.178.0.0/15 |
| RIR | RIPE |
| Network registration country | GB |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | host86-181-12-139.range86-181.btcentralplus.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | host86-181-12-139.range86-181.btcentralplus.com |
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 | Unknown — Insufficient routing data to classify |
🔌 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 | AS2856 |
| Network Prefix | 86.128.0.0/10 |
| Route mapping | Found |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 16% | 1 | 2 |
| routing | 8% | 1 | 1 |
| services | 8% | 1 | 1 |
| ownership | 17% | 2 | 3 |
| reputation | 8% | 1 | 1 |
| geolocation | 23% | 2 | 2 |
| Overall | 14% | 8 | 10 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-06 19:38:58 UTC |
| Last Seen | 2026-11-12 17:43:28 UTC |
| Profile Built | 2026-11-12 17:49:50 UTC |
| Data Freshness | Live |
| Signal Types | 15 |
| Total Observations | 19 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 86.181.12.139
Who owns the IP address 86.181.12.139?
86.181.12.139 is registered to BT CENTRAL PLUS - OPERATIONAL SUPPORT. The address falls within the 86.178.0.0/15 network block. Registration is held at RIPE.
Where is 86.181.12.139 located?
Geolocation data places 86.181.12.139 in Grangemouth, Scotland, United Kingdom. The local time zone is Europe/London. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 86.181.12.139 malicious or safe?
86.181.12.139 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 86.181.12.139?
The reverse DNS (PTR) record for 86.181.12.139 is host86-181-12-139.range86-181.btcentralplus.com. This hostname is forward-confirmed, meaning it resolves back to the same address.