13.115.1.204
13.115.1.204 is an IPv4 address operated by Amazon Data Services Japan (AS16509), geolocated to Tokyo, Japan. Its reverse DNS name is ec2-13-115-1-204.ap-northeast-1.compute.amazonaws.com. As of October 18, 2026, IPDebrief rates it High Risk (70/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Organization | Amazon Data Services Japan |
| ASN | AS16509 |
| Network Name | AMAZON-NRT |
| CIDR Block | 13.112.0.0/14 |
| RIR | ARIN |
| Country | Japan |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-13-115-1-204.ap-northeast-1.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-13-115-1-204.ap-northeast-1.compute.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Unknown |
| Service Purpose | Web Server |
| Network Tier | Hosting — Infrastructure provider without advanced routing |
🔌 Services & Open Ports
| Port | Service | Protocol | Banner |
|---|---|---|---|
| 443 | https | tcp | — |
| Closed Ports | 22, 25, 80, 3389, 8080, 8443 (1 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.samsunghrm.comlocalhost127.0.0.1 |
| Valid From | 2018-08-08T02:06:36+00:00 |
| Valid Until | 2048-07-31T02:06:36+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 10950 days |
🛡️ Public Network Snapshot
| Origin ASN | AS16509 |
| Network Prefix | 13.112.0.0/14 |
| Route mapping | Found |
| HSTS | Not detected |
| CSP | Not detected |
| HTTP/2 | Enabled |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 27% | 2 | 3 |
| routing | 13% | 1 | 1 |
| services | 27% | 2 | 3 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 27% | 2 | 3 |
| Overall | 22% | 10 | 15 |
| Data Coherence | Mixed Signals (68%) — 2 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ TLS certificate claims KR but primary geo says JP
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-01 04:35:41 UTC |
| Last Seen | 2026-10-15 10:21:06 UTC |
| Profile Built | 2026-10-18 10:27:58 UTC |
| Data Freshness | Live |
| Signal Types | 24 |
| Total Observations | 36 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 13.115.1.204
Who owns the IP address 13.115.1.204?
13.115.1.204 is registered to Amazon Data Services Japan. The address falls within the 13.112.0.0/14 network block. Registration is held at ARIN.
Where is 13.115.1.204 located?
Geolocation data places 13.115.1.204 in Tokyo, 13, Japan. The local time zone is Asia/Tokyo. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 13.115.1.204 malicious or safe?
13.115.1.204 currently carries a high risk assessment, meaning indicators associated with malicious or abusive activity have been observed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 13.115.1.204?
The reverse DNS (PTR) record for 13.115.1.204 is ec2-13-115-1-204.ap-northeast-1.compute.amazonaws.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 13.115.1.204?
Responsive ports observed on 13.115.1.204 include 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.