3.228.55.242
The IP address 3.228.55.242 was identified as part of the 3.224.0.0/12 block owned by Amazon Data Services Northern Virginia (ASN 14618). Geolocation data placed the infrastructure in Ashburn, Virginia, United States. The profile indicated a risk score of zero and a reputation of Low Risk.
Network scanning revealed TCP ports 80 and 443 open with an nginx server banner. Reverse DNS resolution confirmed the endpoint as ec2-3-228-55-242.compute-1.amazonaws.com, consistent with forward DNS records for amazonaws.com. TLS inspection showed a certificate issued by Go Daddy Secure Certificate Authority - G2 for the subject *.ct.sendgrid.net.
Threat analysis returned no indicators with a blacklist count of zero. The IP was not flagged as a Tor exit node, known attacker, or spam source. No honeypot hits, enumeration strikes, or WAF violations were recorded. The neighborhood classification remained clean with no threat siblings.
Security operations recommended an action to allow, categorizing the IP as legitimate infrastructure with well-established hosting intent.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Amazon Data Services Northern Virginia |
| ASN | AS14618 |
| Network Name | AMAZON-IAD |
| CIDR Block | 3.224.0.0/12 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | ec2-3-228-55-242.compute-1.amazonaws.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | ec2-3-228-55-242.compute-1.amazonaws.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 3/3 domains |
| DMARC | 3/3 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 3 domains |
☁️ Network Classification
| Infrastructure | Unknown |
| 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 | — |
| Closed Ports | 22, 25, 3389, 8080, 8443 (2 open / 7 scanned) | ||
| Server | nginx |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | *.ct.sendgrid.netct.sendgrid.net |
| Valid From | 2026-05-29T19:51:46+00:00 |
| Valid Until | 2026-12-13T19:51:46+00:00 |
| TLS Protocol | Tls12 |
| Cipher Suite | TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 |
| Signature Algorithm | sha256RSA |
| Validity Period | 198 days |
| Serial Number | 009DECED418A0CE375 |
| Thumbprint | 9616ABFCBDCBE130D3FBFBF58C0D1395DDE7D47A |
🎯 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 | 33% | 2 | 4 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 2 |
| geolocation | 19% | 2 | 2 |
| Overall | 22% | 10 | 15 |
| Data Coherence | Consistent (100%) |
| Attribution | Moderate (70%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-14 01:21:00 UTC |
| Last Seen | 2026-09-25 16:04:14 UTC |
| Profile Built | 2026-09-25 18:35:09 UTC |
| Data Freshness | Live |
| Signal Types | 22 |
| Total Observations | 28 |
Full dossier details are available via our API.