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
5.23.51.0
Network Provider (ISP / ASN)
AS9123 (TimeWeb-AS - JSC _TIMEWEB_, RU) [RU]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation Clock
Country
Russia
Russia
Region & City
St.-Petersburg, St Petersburg
Postal Code
195213
Coordinates (Lat / Lon)
59.9417, 30.3096
Timezone Mapped
Europe/Moscow
Server Local Time
06:37:37 - 01.11.2026
Allocated RIR Network
RIPE NCC (Europe, Middle East, Central Asia)
Autonomous Owner
TIMEWEB Co Ltd.
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
St Petersburg, Russia
59.9417, 30.3096
Free OpenStreetMap Service
View Full Map