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
152.90.0.0
Network Provider (ISP / ASN)
AS21171 (Schibsted - Schibsted Media AS, NO) [NO]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation & Time
Country
Norway
Norway
Region & City
Oslo, Oslo
Postal Code
0105
Coordinates (Lat / Lon)
59.9143, 10.7432
Timezone Mapped
Europe/Oslo
Server Local Time
10:37:57 - 04.09.2026
Allocated RIR Network
RIPE NCC (Europe, Middle East, Central Asia)
Autonomous Owner
Aftenposten
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