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
5.23.51.236
Network Provider (ISP / ASN)
AS9123 (TimeWeb-AS - JSC _TIMEWEB_, RU) [RU]
Remote Server Geolocation & Time
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
01:47:26 - 10.06.2026
Allocated RIR Network
RIPE NCC (Europe, Middle East, Central Asia)
Autonomous Owner
TIMEWEB Co Ltd.
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