PTR rDNS Lookup

Enter an IPv4 or IPv6 address to check the PTR reverse DNS record.

PTR rDNS Lookup

A PTR record maps an IP address back to a hostname. It is commonly checked for mail servers, server identity, abuse reports, and network troubleshooting.

Create a Direct WHOIS Link

Enter a domain or IP address to create a shareable link that opens this page and runs its WHOIS lookup automatically. Add it to a forum post, support reply, or message so the recipient can view the same lookup in one click.