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
77.111.241.100
Network Provider (ISP / ASN)
AS51468 (ONECOM - One.com A/S, DK) [DK]
Remote Server Geolocation Clock
Country
Denmark
Denmark
Region & City
Capital Region, Copenhagen
Postal Code
1510
Coordinates (Lat / Lon)
55.674, 12.5696
Timezone Mapped
Europe/Copenhagen
Server Local Time
09:11:03 - 04.11.2026
Allocated RIR Network
RIPE NCC (Europe, Middle East, Central Asia)
Autonomous Owner
Onecom Infra
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
Copenhagen, Denmark
55.6740, 12.5696
Free OpenStreetMap Service
View Full Map