122.155.21.144
🏢 Ownership & Registration
| Organization | CAT-IDC Spamming tracking team |
| ASN | AS9335 |
| Network Name | CAT-IDC-Service |
| CIDR Block | 122.155.16.0/20 |
| RIR | APNIC |
| Country | TH |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | cloud-linux-06.chaiyohosting.com |
| Forward Confirmed | No — PTR hostname does not resolve back to this IP (weak signal) |
| Forward Hostnames | cloud-linux-06.chaiyohosting.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | Present |
| DMARC | Present |
| FCrDNS | Not verified |
| DNSSEC | Valid |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Unknown — Insufficient routing data to classify |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 80 | http | tcp | — |
| 443 | https | tcp | — |
| 8443 | https-alt | tcp | — |
| Closed Ports | 22, 25, 3389, 8080 (3 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
CN=cloud-linux-06.chaiyohosting.com was found on this IP. This may indicate a previously hosted website, a decommissioned service, or stale infrastructure.| SANs | cloud-linux-06.chaiyohosting.com |
| Valid From | 2026-06-26T04:26:04+00:00 |
| Valid Until | 2026-09-24T04:26:03+00:00 (expired) |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha256RSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS9335 |
| Network Prefix | 122.155.16.0/20 |
| 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 | 0% | 0 | 0 |
| reputation | 0% | 0 | 0 |
| geolocation | 0% | 0 | 0 |
| Overall | 12% | 3 | 3 |
| Data Coherence | Mixed Signals (68%) — 2 contradiction(s) |
| Attribution | Low (35%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ TLS certificate claims US but primary geo says TH
📅 Observation Timeline 🔄 Live
| First Seen | 2026-06-10 02:36:31 UTC |
| Last Seen | 2026-09-02 18:38:55 UTC |
| Profile Built | 2026-08-31 20:57:20 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 23 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 122.155.21.144
Who owns the IP address 122.155.21.144?
122.155.21.144 is registered to CAT-IDC Spamming tracking team. The address falls within the 122.155.16.0/20 network block. Registration is held at APNIC.
Where is 122.155.21.144 located?
Geolocation data places 122.155.21.144 in London. The local time zone is Asia/Bangkok. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 122.155.21.144 malicious or safe?
122.155.21.144 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 122.155.21.144?
The reverse DNS (PTR) record for 122.155.21.144 is cloud-linux-06.chaiyohosting.com. This hostname is not forward-confirmed, so it should be treated as a weak signal.
What ports are open on 122.155.21.144?
Responsive ports observed on 122.155.21.144 include 80, 443, 8443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.