23.210.73.136
23.210.73.136 is an IPv4 address operated by Akamai Technologies, Inc. (AS20940), geolocated to Secaucus, United States. Its reverse DNS name is a23-210-73-136.deploy.static.akamaitechnologies.com. As of October 30, 2026, IPDebrief rates it Low Risk (25/100); no anonymizing service was detected.
Subject: IP 23.210.73.136/32
Classification: Suspicious Host
Reputation: Low Risk (Score 25)
Ownership & Infrastructure:
Ownership analysis attributed the address to Akamai Technologies, Inc. (ASN 20940), operating under the AKAMAI netname within the 23.192.0.0/11 CIDR block. Operational logs confirmed HTTP and HTTPS services on ports 80 and 443, with a TLS certificate issued by DigiCert Global G3.
Technical Observations:
Validation data revealed a geolocation contradiction where the claimed location in Cambridge, MA, conflicted with RTT physics measurements. The Control Plane indicated the IP was listed on one of eight scanned DNSBLs. Network hygiene assessments rated DNS configuration as poor, noting the absence of SPF and DMARC records.
Neighborhood & Threat Context:
The immediate /24 neighborhood (23.210.73.0/24) presented a mixed classification with an abuse density of 0.2022. Of 86 active sibling addresses, 18 were identified as threats. Despite the overall low reputation of the specific IP, the threat actor type was classified as Suspicious Host with moderate attribution confidence.
Recommendation:
Analysts recommended monitoring for changes due to signal contradictions and the elevated risk profile of the surrounding subnet. No immediate firewall rules were suggested.
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 | a23-210-73-136.deploy.static.akamaitechnologies.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | a23-210-73-136.deploy.static.akamaitechnologies.com |
🔐 DNS Hygiene
| Hygiene Score | 20% (Poor) |
| SPF | 0/7 domains |
| DMARC | 0/7 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 7 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 | 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 | 23.210.73.0/24 |
| 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 | 27% | 2 | 4 |
| routing | 13% | 1 | 1 |
| services | 38% | 2 | 5 |
| ownership | 27% | 2 | 3 |
| reputation | 22% | 1 | 4 |
| geolocation | 42% | 2 | 6 |
| Overall | 28% | 10 | 23 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-03 16:18:38 UTC |
| Last Seen | 2026-10-30 01:15:19 UTC |
| Profile Built | 2026-10-30 01:25:36 UTC |
| Data Freshness | Live |
| Signal Types | 25 |
| Total Observations | 45 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 23.210.73.136
Who owns the IP address 23.210.73.136?
23.210.73.136 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 23.210.73.136 located?
Geolocation data places 23.210.73.136 in Secaucus, New Jersey, United States. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 23.210.73.136 malicious or safe?
23.210.73.136 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 23.210.73.136?
The reverse DNS (PTR) record for 23.210.73.136 is a23-210-73-136.deploy.static.akamaitechnologies.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 23.210.73.136?
Responsive ports observed on 23.210.73.136 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.