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
163.0.0.0
Network Provider (ISP / ASN)
AS17816 (CHINA169-GZ - China Unicom IP network China169 Guangdong province, CN) [CN]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation & Time
Country
China
China
Region & City
Guangdong, Guangzhou
Postal Code
510000
Coordinates (Lat / Lon)
23.1291, 113.264
Timezone Mapped
Asia/Shanghai
Server Local Time
02:05:34 - 24.10.2026
Allocated RIR Network
APNIC (Asia-Pacific)
Autonomous Owner
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