3.38.254.143
3.38.254.143 is an IPv4 address operated by Amazon Web Services (AS16509), with approximate network location Seoul, South Korea. Its reverse DNS name is ec2-3-38-254-143.ap-northeast-2.compute.amazonaws.com. As of November 12, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.
🏢 Ownership & Registration
| Registered holder | AWS Asia Pacific (Seoul) Region |
| ASN | AS16509 |
| Network Name | AMAZON-ICN |
| CIDR Block | 3.36.0.0/14 |
| RIR | ARIN |
| Network registration country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-3-38-254-143.ap-northeast-2.compute.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-3-38-254-143.ap-northeast-2.compute.amazonaws.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 | 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 | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | bonus.bongroup.co.kr |
| Valid From | 2026-07-20T04:37:52+00:00 |
| Valid Until | 2026-10-18T04:37:51+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 89 days |
🛡️ Public Network Snapshot
| Origin ASN | AS16509 |
| Network Prefix | 3.36.0.0/14 |
| Route mapping | Found |
| Certificates in transparency logs | 0 certificates |
| 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 | 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 | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Stale
| First Seen | 2026-07-10 07:53:36 UTC |
| Last Seen | 2026-10-07 08:45:29 UTC |
| Profile Built | 2026-11-12 05:26:04 UTC |
| Data Freshness | Stale |
| Signal Types | 25 |
| Total Observations | 27 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 3.38.254.143
Who owns the IP address 3.38.254.143?
3.38.254.143 is registered to AWS Asia Pacific (Seoul) Region. The address falls within the 3.36.0.0/14 network block. Registration is held at ARIN.
Where is 3.38.254.143 located?
Geolocation data places 3.38.254.143 in Seoul, 11, South Korea. The local time zone is Asia/Seoul. IP geolocation is approximate, not a precise physical address. Registration country and certificate organization addresses do not establish service location.
Is 3.38.254.143 malicious or safe?
3.38.254.143 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 3.38.254.143?
The reverse DNS (PTR) record for 3.38.254.143 is ec2-3-38-254-143.ap-northeast-2.compute.amazonaws.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 3.38.254.143?
Responsive ports observed on 3.38.254.143 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.