23.211.136.12
Subject: Intelligence Briefing for 23.211.136.12
Classification: Low Risk
Analysis identified 23.211.136.12 as a CDN edge node operated by Akamai Technologies, Inc. (ASN 20940). The address resolved to `a23-211-136-12.deploy.static.akamaitechnologies.com` and served traffic on TCP ports 80 and 443 with an AkamaiGHost server banner.
The IP maintained a Low Risk reputation score of 25. No active attacker indicators, threat feed matches, or campaign correlations were recorded. Behavioral analysis reported zero honeypot strikes. However, geolocation validation contradicted network physics measurements, with sources disagreeing on country codes and RTT data conflicting with claimed geographic distance. DNS hygiene was rated Poor with missing SPF and DMARC records.
The surrounding subnet (23.211.136.0/24) was classified as mostly_clean with an abuse density of 0.1375, though 11 sibling IPs were flagged as threat sources. Due to conflicting signal integrity, the recommendation was Monitor at low severity.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Akamai Technologies, Inc. |
| ASN | AS20940 |
| Network Name | AKAMAI |
| CIDR Block | 23.192.0.0/11 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | a23-211-136-12.deploy.static.akamaitechnologies.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | a23-211-136-12.deploy.static.akamaitechnologies.com |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | Not configured |
| DMARC | Not configured |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
☁️ Network Classification
| Infrastructure | Infrastructure / Datacenter |
| 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 | AkamaiGHost |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | None |
| Valid From | — |
| Valid Until | — |
🎯 Confidence Breakdown
Per-dimension confidence scores based on source diversity and data freshness
| Dimension | Score | Sources | Observations |
|---|---|---|---|
| threat | 33% | 2 | 6 |
| routing | 27% | 2 | 3 |
| services | 38% | 2 | 5 |
| ownership | 30% | 3 | 4 |
| reputation | 22% | 1 | 3 |
| geolocation | 27% | 2 | 4 |
| Overall | 29% | 12 | 25 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-03 18:17:08 UTC |
| Last Seen | 2026-09-20 03:29:29 UTC |
| Profile Built | 2026-09-23 02:58:51 UTC |
| Data Freshness | Live |
| Signal Types | 28 |
| Total Observations | 42 |
Full dossier details are available via our API.