With the one API call containing search terms such as name, email, phone, address, etc. you will get a list of all the domain records that correspond to the search terms used.Get started
100 free credits monthly. No credit card required.
Discover all domain names associated with an individual or an organization. Find connections between various domains, individuals and organizations.
Search results can be filtered based on registration date or expiration date. For example, if you want records only within the last year, you can do that.
You may search by specific attributes in the Domain WHOIS Records. For example, search by registrant email/ registrant name.
All of the WHOIS information is well-parsed and normalized to a consistent format for easy integration with your business processes.
Get Current as well as Historic Reverse WHOIS data.
The query results are returned in popular XML & JSON formats.
Your search term can be an exact match or fuzzy match. For example, you may search for any registrant name that starts with the term "John", or search for any registrant email address that contains the term "xyz".
Real-time WHOIS data ensures that only the most up-to-date and accurate information is delivered.
Brand agents use Reverse WHOIS data to protect their intellectual property and check for potential trademark infringements through searches to scope domain name similarities, duplicates, or copycats.
Researchers use Reverse WHOIS API for investigating & curbing cybercrime. Cyber Security and antimalware solutions use Reverse WHOIS API to detect spam, malicious websites, intrusions, and other online misbehaviors.
Payment processors and banks use Reverse WHOIS API to detect transaction fraud. Website owners and managers use Reverse WHOIS API to identify new business and partnership opportunities and to locate potential buyers through the contact details provided in the WHOIS database.
Law enforcement agencies use Reverse WHOIS API or Reverse WHOIS investigative capabilities from the Domain Research Suite to identify all of the connected domains, websites, and IP addresses associated with fraudulent activities and criminals.
Website owners and managers use Reverse WHOIS API to identify new business and partnership opportunities and to locate potential buyers through the contact details provided in the WHOIS database.
Find connections between various domains, individuals and organizations.Learn more
Monitor exact matches, variations and common misspellings of your brand name & trademarks.Learn more
Get full contacts data of the given domain.Learn more
Define website category of the given domain.Learn more
Get access to the biggest US Internet Retailers Database.Learn more
Enhance your domain research toolkit by our enterprise-grade web-based solution that helps you in searching...Learn more
Identify who is hosting a particular domain name or website.Learn more
Ensure the validity and quality of any email address.Learn more
Get a complete daily list of all the registered domains and zone files.Learn more
Reveal all the domains that use the same mail server.Learn more
Find out the exact physical location of any IP address, email or domain name.Learn more
Find relations like ownership between hostnames and IPs.Learn more
Assess the domain's or IP addresses reputation and risk profile with a simple score based on a comprehensive...Learn more
Easily detect all typosquatting domain names as soon as they are registered each day.Learn more
We provide complete and relevant domain WHOIS data which can be customized and easily integrated as per your business needs.Learn more
Instantly get a screenshot of any web page.Learn more
The most accurate domain availability checker offered on the market.Learn more
Find out which domains were added or dropped by registrants, with given search criteria.Learn more
Find all domains that use the same name server.Learn more
Find out which IP range the particular IP belongs to.Learn more
Get data feeds of new registered domains along with their WHOIS data generated in real time.Learn more
Keep track of the best business opportunities online.Learn more
Get well-parsed and normalized WHOIS information for any domain name, IP address or email.Learn more
Get the most relevant data to be ahead of emerging security threats.Learn more
API access through WhoisXMLAPI can be purchased as an annual subscription. The access pricing is based on the number of queries, which is measured monthly with per-minute rate limits. The pricing structure gives predictability to business planning and solution architecture.Learn more