217.154.55.41
217.154.55.41 is an IPv4 address operated by IONOS-AS - IONOS SE, DE (AS8560), with approximate network location London, United Kingdom. Its reverse DNS name is mail.cosororadio.co.uk. As of November 14, 2026, IPDebrief rates it Low Risk (30/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | AS8560-MNT |
| ASN | AS8560 |
| Network Name | gb-wtr-ionos-cloud-bhx1 |
| CIDR Block | 217.154.52.0/22 |
| RIR | RIPE |
| Network registration country | GB |
| Routing operator | IONOS-AS - IONOS SE, DE |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | mail.cosororadio.co.uk |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
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.
| caa | Not checked |
| spf | Not checked |
| dmarc | Not checked |
| dnssec | Not checked |
| fcrDns | Not checked |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Tier 3 — Basic operator with some routing infrastructure |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 22 | ssh | tcp | Banner detected |
| 8443 | https-alt | tcp | — |
| Closed Ports | 25, 3389, 8080 (4 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| Port | Probe target | Certificate finding |
|---|---|---|
| (IP-targeted) | CN=plesk-one.media235.com Previously observed certificate has since expired; current certificate unknown |
| SANs | plesk-one.media235.com |
| Valid From | 2026-07-06T14:50:35+00:00 |
| Valid Until | 2026-10-04T14:50:34+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS8560 |
| Network Prefix | 217.154.52.0/22 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Not detected |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 25% | 1 | 1 |
| routing | 25% | 1 | 1 |
| services | 25% | 1 | 1 |
| ownership | 50% | 2 | 3 |
| reputation | 0% | 0 | 0 |
| geolocation | 25% | 1 | 1 |
| Overall | 25% | 6 | 7 |
| Data Coherence | Consistent (100%) |
| Attribution | Very Low (20%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-07-03 16:58:13 UTC |
| Last Seen | 2026-10-06 08:48:47 UTC |
| Profile Built | 2026-11-14 03:51:11 UTC |
| Data Freshness | Stale |
| Signal Types | 21 |
| Total Observations | 22 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 217.154.55.41
Who owns the IP address 217.154.55.41?
217.154.55.41 is registered to AS8560-MNT. The address falls within the 217.154.52.0/22 network block. Registration is held at RIPE.
Where is 217.154.55.41 located?
Geolocation data places 217.154.55.41 in London, ENG, United Kingdom. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 217.154.55.41 malicious or safe?
217.154.55.41 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 217.154.55.41?
The reverse DNS (PTR) record for 217.154.55.41 is mail.cosororadio.co.uk. This hostname is not forward-confirmed, so it should be treated as a weak signal.
What ports are open on 217.154.55.41?
Responsive ports observed on 217.154.55.41 include 80, 443, 22, 8443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.