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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 18.238.4.89
Network Provider (ISP / ASN) AS16509 (AMAZON-02 - Amazon.com, Inc., US) [US]
Reverse Hostname (PTR) server-18-238-4-89.phl51.r.cloudfront.net

Remote Server Geolocation & Time

Country
United States United States
Region & City Pennsylvania, Philadelphia
Postal Code 19099
Coordinates (Lat / Lon) 39.9526, -75.1652
Timezone Mapped America/New_York
Server Local Time 14:30:30 - 04.07.2026
Allocated RIR Network ARIN (North America)
Autonomous Owner AWS CloudFront (GLOBAL)

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

Server Colocation Map

Live Network Diagnostics