23.211.136.147
23.211.136.147 is an IPv4 address operated by Akamai Technologies, Inc. (AS20940), geolocated to Central, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name a23-211-136-147.deploy.static.akamaitechnologies.com. As of November 2, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
IP 23.211.136.147 was identified as an edge node within Akamai Technologies, Inc. (ASN 20940) infrastructure, operating as a Content Delivery Network (CDN) and Web Server. The IP carried a risk score of 20, classified as Low Risk, with zero blacklisting events and no active threat indicators detected. While the IP itself remained clean, the associated /24 subnet (23.211.136.0/24) exhibited mixed traffic classification with an abuse density of 0.2075 and 22 threat siblings observed among 104 active siblings. Geolocation validation reported a contradiction between the claimed United States location and RTT physics measurements, noting a minimum possible RTT of 113.3ms against an observed 15.6ms average. DNS hygiene was rated Poor, lacking SPF, DMARC, and DNSSEC records. The network role was confirmed as CDN infrastructure, and the overall recommendation was Monitor with low severity due to signal contradictions.
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 | a23-211-136-147.deploy.static.akamaitechnologies.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | a23-211-136-147.deploy.static.akamaitechnologies.com |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | 0/6 domains |
| DMARC | 0/6 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 6 domains |
☁️ 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 | Web server detected |
| HTTP Title | — |
🔐 TLS Certificate
| SANs | a248.e.akamai.net*.akamaized.net*.akamaized-staging.net*.akamaihd.net*.akamaihd-staging.net |
| Valid From | 2025-12-22T00:00:00+00:00 |
| Valid Until | 2026-12-22T23:59:59+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384ECDSA |
| Validity Period | 198 days |
🛡️ Public Network Snapshot
| Origin ASN | AS20940 |
| Network Prefix | 23.211.136.0/24 |
| 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% | 2 | 4 |
| routing | 8% | 1 | 1 |
| services | 20% | 2 | 3 |
| ownership | 17% | 2 | 3 |
| reputation | 8% | 1 | 2 |
| geolocation | 25% | 2 | 4 |
| Overall | 17% | 10 | 17 |
| Data Coherence | Mixed Signals (60%) — 2 contradiction(s) |
| Attribution | Low (40%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
⚠ Geo sources disagree on country: US, HK
📅 Observation Timeline 🔄 Live
| First Seen | 2026-09-30 09:41:50 UTC |
| Last Seen | 2026-11-02 02:41:28 UTC |
| Profile Built | 2026-11-02 02:49:20 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 39 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 23.211.136.147
Who owns the IP address 23.211.136.147?
23.211.136.147 is registered to Akamai Technologies, Inc.. The address falls within the 23.192.0.0/11 network block. Registration is held at ARIN.
Where is 23.211.136.147 located?
Geolocation data places 23.211.136.147 in Central, HCW, United States. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 23.211.136.147 malicious or safe?
23.211.136.147 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 23.211.136.147?
The reverse DNS (PTR) record for 23.211.136.147 is a23-211-136-147.deploy.static.akamaitechnologies.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 23.211.136.147?
Responsive ports observed on 23.211.136.147 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 23.211.136.147 a VPN, proxy, or data center address?
23.211.136.147 is classified as a content delivery network based on network ownership and behavioural analysis.