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
23.185.0.1
Network Provider (ISP / ASN)
AS54113 (FASTLY - Fastly, Inc., US) [US]
Reverse Hostname (PTR)
No Pointer (PTR) record configured for this IP.
Remote Server Geolocation Clock
Country
United States
United States
Region & City
California, San Francisco
Postal Code
94108
Coordinates (Lat / Lon)
37.7922, -122.406
Timezone Mapped
America/Los_Angeles
Server Local Time
02:38:57 - 02.11.2026
Allocated RIR Network
ARIN (North America)
Autonomous Owner
Pantheon
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
San Francisco, United States
37.7922, -122.4060
Free OpenStreetMap Service
View Full Map