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
133.18.208.0
Network Provider (ISP / ASN)
AS24282 (KIR - KAGOYA JAPAN Inc., JP) [JP]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation & Time
Country
Japan
Japan
Region & City
Tokyo, Tokyo
Postal Code
102-0082
Coordinates (Lat / Lon)
35.6893, 139.6899
Timezone Mapped
Asia/Tokyo
Server Local Time
13:59:54 - 11.07.2026
Allocated RIR Network
APNIC (Asia-Pacific)
Autonomous Owner
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