23.209.57.16
23.209.57.16 is an IPv4 address operated by Akamai Technologies, Inc. (AS16625), geolocated to Redmond, United States. It belongs to datacenter or hosting infrastructure with reverse DNS name a23-209-57-16.deploy.static.akamaitechnologies.com. As of October 29, 2026, IPDebrief rates it Moderate Risk (40/100); no anonymizing service was detected.
IP 23.209.57.16 is registered to Akamai Technologies, Inc. (ASN 16625) and forward-resolves to a static Akamai hostname. The address carries an overall risk score of 40 and is classified as a suspicious host listed on one of eight monitored threat lists with high severity for bot activity. Geolocation data is flagged as implausible due to an RTT violation where the 26ms latency contradicts the claimed 6312km distance to Redmond, WA. Consequently, despite the CDN infrastructure role, the intelligence recommendation is to rate-limit traffic from this IP address due to moderate risk indicators.
This summary was generated by AI and may contain inaccuracies. Verify critical details independently.
🏢 Ownership & Registration
| Organization | Akamai Technologies, Inc. |
| ASN | AS16625 |
| Network Name | AKAMAI |
| CIDR Block | 23.192.0.0/11 |
| RIR | ARIN |
| Country | United States |
| Abuse Contact | Available via RDAP |
🌐 DNS Intelligence
| PTR | a23-209-57-16.deploy.static.akamaitechnologies.com |
| Forward Confirmed | Yes — FCrDNS verified |
| Forward Hostnames | a23-209-57-16.deploy.static.akamaitechnologies.com |
🔐 DNS Hygiene
| Hygiene Score | 60% (Good) |
| SPF | 1/2 domains |
| DMARC | 1/2 domains |
| FCrDNS | Verified |
| DNSSEC | Not signed |
| CAA | Not configured |
| Domains Checked | 2 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 | definitionupdates.microsoft.com |
| Valid From | 2026-02-27T00:57:02+00:00 |
| Valid Until | 2027-02-22T00:57:02+00:00 |
| TLS Protocol | Tls13 |
| Cipher Suite | TLS_AES_256_GCM_SHA384 |
| Signature Algorithm | sha384RSA |
| Validity Period | 360 days |
🛡️ Public Network Snapshot
| Origin ASN | AS16625 |
| Network Prefix | 23.209.56.0/22 |
| 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 | 13% | 1 | 1 |
| routing | 13% | 1 | 1 |
| services | 30% | 2 | 3 |
| ownership | 27% | 2 | 3 |
| reputation | 13% | 1 | 1 |
| geolocation | 19% | 2 | 2 |
| Overall | 19% | 9 | 11 |
| Data Coherence | Mostly Consistent (80%) — 1 contradiction(s) |
| Attribution | Moderate (55%) |
| OwnershipFCrDNSGeo ConsensusGeo PlausibleIRR MatchRPKI Valid |
📅 Observation Timeline 🔄 Live
| First Seen | 2026-10-20 15:57:29 UTC |
| Last Seen | 2026-10-29 17:40:40 UTC |
| Profile Built | 2026-10-29 18:08:14 UTC |
| Data Freshness | Live |
| Signal Types | 26 |
| Total Observations | 36 |
Full dossier details are available via our API.
❓ Frequently Asked Questions About 23.209.57.16
Who owns the IP address 23.209.57.16?
23.209.57.16 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 23.209.57.16 located?
Geolocation data places 23.209.57.16 in Redmond, WA, United States. The local time zone is America/Los_Angeles. IP geolocation is approximate and indicates the network's registered or routed location rather than a precise physical address.
Is 23.209.57.16 malicious or safe?
23.209.57.16 currently carries a moderate risk assessment, meaning some indicators warrant caution, but the evidence is mixed. This assessment is generated from continuously collected signals and can change over time.
What is the hostname for 23.209.57.16?
The reverse DNS (PTR) record for 23.209.57.16 is a23-209-57-16.deploy.static.akamaitechnologies.com. This hostname is forward-confirmed, meaning it resolves back to the same address.
What ports are open on 23.209.57.16?
Responsive ports observed on 23.209.57.16 include 80, 443. Port visibility reflects the most recent scan and may change as the host's configuration or firewall rules change.
Is 23.209.57.16 a VPN, proxy, or data center address?
23.209.57.16 is classified as a content delivery network based on network ownership and behavioural analysis.