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
91.195.199.133
Network Provider (ISP / ASN)
AS199216 (COMPASS-AS - Compass-Verlag GmbH, AT) [AT]
Remote Server Geolocation & Time
Country
Austria
Austria
Region & City
State of Vienna, Vienna
Postal Code
1120
Coordinates (Lat / Lon)
48.1838, 16.3336
Timezone Mapped
Europe/Vienna
Server Local Time
06:13:12 - 13.06.2026
Allocated RIR Network
RIPE NCC (Europe, Middle East, Central Asia)
Autonomous Owner
Compass-Verlag GmbH
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