DNS Database Search

DNS Database repository search. Search for domains, IP addresses, historical DNS, reverse DNS and domain ranks / categories.

Don't know how to get started?

Check some examples of what you can do

Find sites on the same IP Address

Find all sites behind the same IP address. Useful for malware research, threat intel and vulnerability discovery.
[Find all sites at 166.1.209.60, know for distributing malware]
[Find all sites at 77.111.243.1]

Sub domain discovery

You can find all sub domains and similar domains owned by your company
[Find all domains matching cisco.com]
[Find all domains using cisco MX]
[Find all domains matching gitlab]

Web server lookup

Find specific web servers and versions being used ( on our web metadata search)
[Find all sites using Apache/1.3.42]
[Find all sites using PHP/5.2]
[Find all sites using nginx/0.8]
[Find all sites using Openresty]

Operating system discovery

Find all sites using a specific operating system ( on our web metadata search )
[Find all sites using CentOS]
[Find all sites using Ubuntu]
[Find all sites using FreeBSD]

Link, CSS and JS discovery

Find all sites using a CSS or JS file - or linking to a specific location
[Find all sites linking to wp-login.php]
[Find all sites using cdn.jsdelivr.net]
[Find all sites using Bootstrap bundle]

DNS repository search. We have over 229m domains and their name servers (NS), mail servers (MX), IPv4 and IPv6 information indexed. Over 10 years of historical DNS available.