139.162.236.227
139.162.236.227 is an IPv4 address operated by Linode (AS63949), with approximate network location London, United Kingdom. It belongs to datacenter or hosting infrastructure with reverse DNS name smtp.corecloud.biz. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | linode-mnt |
| ASN | AS63949 |
| Network Name | EU-LINODE-20141229 |
| CIDR Block | 139.162.0.0/16 |
| RIR | ARIN |
| Network registration country | US |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | smtp.corecloud.biz |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | smtp.corecloud.biz |
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 | Infrastructure / Datacenter |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 22 | ssh | tcp | Banner detected |
| Closed Ports | 25, 3389, 8080, 8443 (3 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | smtp.corecloud.biz |
| Valid From | 2026-07-08T07:20:42+00:00 |
| Valid Until | 2026-10-06T07:20:41+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS63949 |
| Network Prefix | 139.162.224.0/19 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Enabled |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 28% | 2 | 3 |
| ownership | 17% | 2 | 3 |
| reputation | 19% | 1 | 3 |
| geolocation | 20% | 2 | 3 |
| Overall | 19% | 10 | 17 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-07-03 16:57:36 UTC |
| Last Seen | 2026-10-06 10:18:11 UTC |
| Profile Built | 2026-11-12 10:47:49 UTC |
| Data Freshness | Stale |
| Signal Types | 23 |
| Total Observations | 23 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 139.162.236.227
Who owns the IP address 139.162.236.227?
139.162.236.227 is registered to linode-mnt. The address falls within the 139.162.0.0/16 network block. Registration is held at ARIN.
Where is 139.162.236.227 located?
Geolocation data places 139.162.236.227 in London, England, United Kingdom. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 139.162.236.227 malicious or safe?
139.162.236.227 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 139.162.236.227?
The reverse DNS (PTR) record for 139.162.236.227 is smtp.corecloud.biz. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 139.162.236.227?
Responsive ports observed on 139.162.236.227 include 80, 443, 22. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 139.162.236.227 a VPN, proxy, or data center address?
139.162.236.227 is classified as hosting infrastructure based on network ownership and behavioural analysis.