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
121.78.127.249
Network Provider (ISP / ASN)
AS9286 (KINXIDC-AS-KR-KR - KINX, KR) [KR]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation & Time
Country
South Korea
South Korea
Region & City
Gyeonggi-do, Seongnam-si
Postal Code
13489
Coordinates (Lat / Lon)
37.4014, 127.108
Timezone Mapped
Asia/Seoul
Server Local Time
18:54:15 - 05.08.2026
Allocated RIR Network
APNIC (Asia-Pacific)
Autonomous Owner
COROPRATION
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