by Robert Hashemian

Whois - Domain owner Query, IP Address, DNS Lookup

Cost-free.
Note: This service comes with NO GUARANTEES. No liability is assumed.

What is whois?
The whois service queries the whois databases managed by domain registrars and looks up relevant information about the owner, administrative, and technical contacts for a domain name. The whois utility on this page also queries DNS data for IP address and other information associated with domain zone records.
More on whois.

Type in the top-level domain name, then click 'Whois/DNS' to get the data. whois and DNS lookup dumps are displayed.
Enter the top-level domain name without www or other subdomains. For example, example.com.

To get information on an IP address, try Reverse whois/rDNS

To lookup complete domain MX records, try MX lookup

To Ping an IP address or a host, try Ping

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*** From hashemian.com *** see descriptions

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