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
103.242.31.31
Network Provider (ISP / ASN)
AS37907 (DIGIROCK - DigiRock, Inc., JP) [JP]
Remote Server Geolocation Clock
Country
Japan
Japan
Region & City
Osaka, Osaka
Postal Code
540-0002
Coordinates (Lat / Lon)
34.6778, 135.503
Timezone Mapped
Asia/Tokyo
Server Local Time
14:58:15 - 08.11.2026
Allocated RIR Network
APNIC (Asia-Pacific)
Autonomous Owner
GMO DIGIROCK, Inc.
Live Security Reputation Check
Threat Flags Detected!
This IP is actively listed on spam reputation or security centers.
Spamhaus Zen RBL:
LISTED
Barracuda Central:
CLEAN
USOM Threat Center:
CLEAN
Server Location Map
OpenStreetMap
Osaka, Japan
34.6778, 135.5030
Free OpenStreetMap Service
View Full Map