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
104.16.0.0
Network Provider (ISP / ASN)
AS13335 (CLOUDFLARENET - Cloudflare, Inc., US) [US]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation & Time
Country
Canada
Canada
Region & City
Ontario, Toronto
Postal Code
M5A
Coordinates (Lat / Lon)
43.6532, -79.3832
Timezone Mapped
America/Toronto
Server Local Time
11:01:50 - 09.07.2026
Allocated RIR Network
ARIN (North America)
Autonomous Owner
Cloudflare, Inc.
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