With one API call get exhaustive information on the IP range that a given IP address belongs to, with detailed ownership information regarding each range.Get started
1,000 free requests monthly. No credit card required.
We provide exhaustive IP netblocks data gathered and parsed from RWHOIS servers and RIR WHOIS data feeds (Regional Internet Registries). We determine the company, organization, and network records from different sources and combine them into a single data entry. For more info about provided fields see our API docs.
Threat investigation and an essential component of any network security solution. Having IPs collected from your or your clients’ firewall logs, you can identify the networks where they have come from as well as their owners.
Trace malicious actors with contact & location details for the IP netblock.
By collecting IPs from your web server’s log and supplementing them with IP Netblocks whois data, you obtain a data set from which you can deduce the structure and dynamics of your traffic. Such information can have significant marketing implications, e.g. from which networks you are visited most frequently.
Having a network you can possibly be interested in extending, by purchasing neighboring netblocks or find other free blocks for purchase.
Provide access to your clients via network filtering (e.g. a software license or a journal subscription), you can identify their networks from netblocks data.
Monitor your brand’s trademark or copyright and notify you of infringement when they are used on fraudulent network.
Address various interesting scientific research problems based on the observation of the structure and dynamics of netblocks.
Enrich indicators of compromise (IoCs) within Threat Intelligence Platform, SIEMs with IP netblocks WHOIS data.
Map visitor ip addresses to organizations to gain insights and provide personalized experience to visitors.
Find out which domains were added or dropped by registrants, with given search criteria.Learn more
Find out which IP range the particular IP belongs to.Learn more
The most accurate domain availability checker offered on the market.Learn more
Monitor exact matches, variations and common misspellings of your brand name & trademarks.Learn more
Keep track of the best business opportunities online.Learn more
Find connections between various domains, individuals and organizations.Learn more
Get the most relevant data to be ahead of emerging security threats.Learn more
Easily detect all typosquatting domain names as soon as they are registered each day.Learn more
Instantly get a screenshot of any web page.Learn more
Find relations like ownership between hostnames and IPs.Learn more
Enhance your domain research toolkit by our enterprise-grade web-based solution that helps you in searching...Learn more
Find all domains that use the same name server.Learn more
Reveal all the domains that use the same mail server.Learn more
Get data feeds of new registered domains along with their WHOIS data generated in real time.Learn more
We provide complete and relevant domain WHOIS data which can be customized and easily integrated as per your business needs.Learn more
Assess the domain's or IP addresses reputation and risk profile with a simple score based on a comprehensive...Learn more
Get well-parsed and normalized WHOIS information for any domain name, IP address or email.Learn more
Find out the exact physical location of any IP address, email or domain name.Learn more
Get a complete daily list of all the registered domains and zone files.Learn more
Get access to the biggest US Internet Retailers Database.Learn more
Define website category of the given domain.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 full contacts data of the given domain.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