Reverse DNS PTR Resolver
Reverse DNS Lookup
Perform a quick Reverse DNS PTR lookup to determine the official system hostname and ISP carrier mapped to any IP address.
Reverse DNS Resolution Details
Target IP Address
23.11.38.9
Network Provider (ISP / ASN)
AS20940 (AKAMAI-ASN1 - Akamai International B.V., NL) [US]
Remote Server Geolocation & Time
Country
Japan
Japan
Region & City
Tokyo, Shibuya City
Postal Code
150-0000
Coordinates (Lat / Lon)
35.6764, 139.65
Timezone Mapped
Asia/Tokyo
Server Local Time
07:31:03 - 16.07.2026
Allocated RIR Network
APNIC (Asia-Pacific)
Autonomous Owner
Akamai Technologies, Inc.
Live Security Reputation Check
100% Clean Reputation
No spam, botnet attacks, or national threat flags identified for this host.
Spamhaus Zen RBL:
CLEAN
Barracuda Central:
CLEAN
USOM Threat Center:
CLEAN