DNS & WHOIS Tools & Utilities

Below is a Wide Array of DNS Tools, Utilities and Network Troubleshooting tools that can be used to Diagnose and Troubleshoot Domain, IP, DNS and Connectivity Issues.
Click on the Individual Tool to Read More Information about the Tool and How it works in Detail.

Reverse IP Lookup
Find all sites hosted on a given server.
Domain / IP
Domain / IP Whois
Lookup information on a Domain or IP address.
Domain / IP
IP History
Show historical IP addresses for a domain.
Domain (e.g. domain.com)
IP Location Finder
Find the geographic location of an IP Address.
IP
Get HTTP Headers
View the HTTP headers returned by a domain.
Domain
Traceroute
Trace the servers between ViewDNS and a remote host.
Domain / IP
Free Email Lookup
Determine if a domain provides free email addresses.
Domain (e.g. gmail.com)
Reverse DNS Lookup
View the reverse DNS entry for an IP address.
IP
Reverse Whois Lookup
Find domain names owned by an individual or company.
Registrant Name or Email Address
Reverse MX Lookup
Find all sites that use a given mail server.
Mail server (e.g. mail.google.com)
Chinese Firewall Test
Checks whether a site is accessible from China.
URL / Domain
Iran Firewall Test
Check whether a site is accessible in Iran.
Site URL / Domain
DNS Record Lookup
View all DNS records for a Specified Domain.
Domain (e.g. domain.com)
Spam Database Lookup
Determine if your mail server is on any spam lists.
IP
Ping
Test the latency of a remote system from ViewDNS.
Domain / IP
Abuse Contact Lookup
Find the abuse contact address for a domain name.
Domain
Reverse NS Lookup
Find all sites that use a given nameserver.
Nameserver (e.g. ns1.example.com)
DNS Propagation Checker
Check whether recent DNS changes have propagated.
Domain (e.g. domain.com)
Online Port Scanner
Check if common ports are open on a server.
Domain / IP
MAC Address Lookup
Determine the manufacturer of a network device.
MAC Address (e.g. 00-22-15-11-22-33)

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