Reverse WHOIS Search helps you find all the domain names corresponding to a particular search term such as a person’s or company’s name, phone number, email address, or any other detail in a WHOIS record.Learn more about the Reverse WHOIS Search tool
Get a 10-year perspective on domains of your interest and view all relevant historical WHOIS records.Learn more about the WHOIS History Search
WHOIS Search allows you to obtain registration and ownership data for domain names and their IP addresses from WHOIS records.Learn more about the WHOIS Search tool
Reverse DNS Search is a fast and reliable way to get a list of all domains hosted on the same IP address, mail server, and nameserver.Learn more about the Reverse DNS Search tool
Domain Availability Check is an accurate, real-time, and user-friendly tool that can answer that question.Learn more about the Domain Availability Check tool
Get a list of all active domains and subdomains that contain your brand or any trademarked or copyrighted term.Learn more about Domains & Subdomains Discovery
Use Domain Monitor to check all happenings around domain names you want to investigate, track, or purchase.Learn more about the Domain Monitor
Monitor all the moves made by registrants of interest. Be alerted every time they register or drop a domain name or change its status.Learn more about the Registrant Monitor
Keep an eye on domain name registrations that contain your branded and trademarked terms. Catch abusers before they can cause you harm.Learn more about the Brand Monitor
Protect your brand from infringement, phishing attacks, and other nefarious activities that could affect the brand you are managing or check on your competitors.
Assess a domain name’s worth using accurate and timely data obtained from its WHOIS record.
Precise and exhaustive data is vital for analyzing and preventing cybercrime. For cybersecurity professionals, domain WHOIS data can reveal essential clues.
Marketing researchers try to understand what consumers want. By using domain data, they can identify various trends in the online marketplace as a whole.
Those who work on the right side of the law need a place to start their investigations. Get a full portrait of malicious domain owners and their connections to other sites, companies, people, and so on.
Use domain ownership data to identify and prevent fraudulent transactions, invoice scams, and identity theft.
You can opt to integrate our domain monitoring and research capabilities into existing platforms instead via API calls. Harness the power of our ready-to-use APIs to obtain access to our extensive WHOIS database using direct queries.
Search for domain records using particular search terms. You can query a name, an email address, a phone number, and any other data point found in a WHOIS record.
This API allows you to view relevant historical WHOIS records and find out how a domain’s ownership has been changing.
Our WHOIS API provides the registration details, also known as a “WHOIS record,” of a domain name, an IP address, or an email address.
This API can help you know in an instant if a domain name you are interested in is taken or not.
Stay on the lookout for copycats, namesakes, and typosquatters by monitoring all recently registered domain names that contain your registered brand and other trademarked terms.
This API is perfect for monitoring specific domain registrants so you can get alerted whenever their information appears in the records of recently registered or expired domain names.
This API helps you discover all connected domains hosted on the same IP address.
This API helps you reveal all domains that use the same mail server.
This API helps you find all domains that use the same nameserver.
Discover, enumerate, and research all subdomains related to a given domain name.
Get a screenshot of any web page with one API call.
Find domains and subdomains related by specific terms in their hostnames.
In today’s business landscape, it is almost impossible to be successful without setting up an online presence. What’s more, if you are launching a company or product, thinking about which domain name to use is a priority. In fact, it cannot be randomly picked as you must deeply connect with your target audience. But the domain registration market is highly dynamic, and it is advisable to secure domains of interest before someone else does. How can you do that?Read more
The first line of defense for companies that want to protect their staff or customers from bogus websites is monitoring domain names. Hackers will use variations of domain names to lure unsuspecting users onto portals whose purpose is to steal private information and drop viruses onto devices.Read more
In 2008, hackers hijacked CheckFree.com, which provided online bill payment services and redirected traffic to a website in Ukraine. The fake CheckFree website downloaded malware on CheckFree customers’ computers. The malware stole usernames and passwords. Even worse, it infected the computers of customers of minor banks that had partnered with CheckFree. The banks’ websites had been directing their users to CheckFree.Read more
Add our suite’s full capabilities to your domain research and monitoring services under your own label with a custom URL.Check White-Label DRS
“The consistent and structured data provided by WhoisXML API made it possible to group and identify who is behind suspected fraudulent websites, being able to search by phone number, address or e-mail address used in the domain registration.”
“I appreciate your products that are useful for checking domain expiration dates.”
“WhoisXML API is amazing for checking out the historic registration information of a domain, pivoting to locate the alternate registrations with the same details and also my cyber investigations. The data proved very useful when investigating pig butchering scams and domains that host child abuse material.”
“DRS is a Great product, easy to use and everything I need in one place.”
“Very useful for investigations, we can go back in history and see when domains were registered and who owned them at a certain time.”
“WhoisXML API builds out data sets that help users correlate attack infrastructure with related IP and WHOIS information.”
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