Reverse Lookup Tools
Discover all domains, emails and aliases associated with a specific individual or organization.
Reverse keyword search tool. Discover all domains that contain one or more specific keywords.
Discover all domains on a particular IP, subnet or IP block complete with whois and web site information.
Discover all domains on a particular name server (DNS) complete with whois and web site information.
Discover all domains on a particular mail server complete with whois and web site information.
Discover all domains using a specified Google® Analytics site tracking ID.
Discover all domains using a specified Google® Adsense advertising account ID.
Discover all domains on a set of IPs.
Get a list of all registrars and the number of domains registered at each.
Discover all domains in a certain geographical location.
Retrieve associated domain counts for a given set of email addresses, registrant names or domain names.
Drill down and explore relationships between domain names, email addresses and registrant names.
Generate a comprehensive report from a list of domain names.
Monitoring and Communication
Monitor domain names, registrant and emails, and DNS servers, and receive alerts when changes occur.
View and edit your active monitors and alerts.
Contact a domain name's owner to make a regular or anonymous offer.
Data and Historical Tools
Quickly retrieve WHOIS records for a batch of domains.
Check live DNS servers for many domains quickly to find nameservers, mail servers or IPs.
Resolve domain names to IPs and check the whois for those IPs with geo-location parsing.
Retrieve a batch of live snapshots for multiple domains at once.
View historical hosting and mail records for any domain.
See what web sites looked like in the past with our snapshot history tool.
Generate a report showing similarities across a batch of domains.
Research domains to determine if they have ever been registered, and find the date of first registration.
Download live and historical zone files, which are files that contain a list of every registered domain name.
Use our powerful API to access domainIQ tools and services automatically.
Top Listing Reports
View top nameservers and drilldown by nameserver.
View top registrars and drilldown by registrar.
View top parking providers.
Enterprise & Affiliate
Get information on our in-depth data offerings for enterprise customers.
Earn cash by referring customers to us. We pay recurring for each referral, every month.
Don't see the tool you need?
We offer a wide variety of custom tools and data solutions to fit any need. Contact us for more details.