Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.
Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.
Get detailed context on an IP address, including its user’s geolocation, time zone, connected domains, connection type, IP range, ASN, and other network ownership details.
Access our web-based solution to dig into and monitor all domain events of interest.
Get access to a web-based enterprise-grade solution to search and monitor domain registrations and ownership details for branded terms, fuzzy matches, registrants of interest, and more.
Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.
Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.
Enjoy priority data access with our premium API services topped with extra perks including dedicated team support, enterprise-grade infrastructure, and SLAs for full scalability and high performance.
Carry a complete threat intelligence analysis for a given domain or IP address and get access to a report covering 120+ parameters including IP resolutions, website analysis, SSL vulnerabilities, malware detection, domain ownership, mail servers, name servers, and more.
Gather threat intelligence via API calls covering Domain’s Infrastructure analysis, SSL Certificates Chain, SSL Configuration Analysis, Domain Malware Check, Connected Domains, and Domain Reputation Scoring.
Bolster enterprise security with our feeds covering Typosquatting domains, Disposable domains, Phishing URLs, Domain & IP reputation, Malicious URLs, Botnet C&C, and DDoS URLs.
We offer comprehensive services for the integration of our data – from consultations to the precise definition of the basic needs of the business to increase the work efficiency.
Set up and manage public WHOIS servers for your business. Our WHOIS parsing system is a utility that collects extensive information about any given domain by sending series of DNS and WHOIS queries. The report is generated in raw as well as in parsed format.
Regardless of whether you are a startup, a small business or a global one, our team is always ready to help you. Enterprises operating on a scale can also choose special premium support management with high priority 24/7 email and telephone responses and other professional services.
Get customized reports on TLDs covering datasets falling under domain name, WHOIS and DNS category.
All WHOIS history lookup results cover key data points, including:
Our WHOIS history solutions provide more than 11 years’ worth of data, made possible by extensive data crawling. In fact, we have WHOIS records that date as far back as 2010.
You can send up to 30 requests per second. When you reach this limit, your succeeding requests won’t be processed until the next second.
We offer a one-time purchase package as well as monthly and yearly subscription plans. You can also customize your plan according to your business needs. Check out our pricing page for more information.
You can subscribe to any of our WHOIS history solutions using any major credit card or PayPal. If you want to pay using Bitcoin, wire transfer, check, or other payment methods, drop us an email at or fill up the contact form at the bottom of our pricing page.
Yes. You just have to sign up for a free subscription plan to avail of 500 free credits per month. You can get started here.
Our WHOIS history database is one of if not the largest repository of historical WHOIS ownership data. To date, we have more than 15.6 billion WHOIS records spanning 7,298 top-level domains (TLDs). We partner with various registrars to ensure the accuracy and relevance of our data. These partnerships enable us to track more than 774 million domain names to date.
Our WHOIS history data can be accessed through various Enterprise API or Enterprise Data Feed packages.
Every API call costs 50 Domain Research Suite (DRS) credits, and each subscription plan has different available DRS credits per month. You can check our various subscription plans and their corresponding limits to see which suits your usage requirements. Your credits are replenished at the beginning of each month.
CAPTCHA requests allow us to ensure that our WHOIS history lookup solutions are not abused by automated web scraping services. Aside from violating our terms of service, using automated scrapers negatively impact other users. As such, we may ask you to take a CAPTCHA test once in a while to ensure that a real human being is making a request.
Many professionals find WHOIS history data relevant, including:
Yes. You can combine WHOIS history with reverse WHOIS lookups using the Domain Research Suite (DRS) to identify all other domains that have historically shared the domain in question’s registrant, organization, or contact details (e.g., email address, phone number, etc.).
Our product page shows more information on the advantages of looking into historical domain records.
Check out our specifications page for technical information about using WHOIS History API. For answers to additional questions, you may reach out to any of our team members by dropping us an email at:
Various support tiers, including Premium Support which gives you access to our call center support team members, are also available.