Robuta

Access our domain name data via API calls with JSON or XML output formats from a 25.5B+ database of complete and well-parsed historical WHOIS records.

Our DNS checker API helps users check MX, NS, and other server records via API calls with outputs in JSON or XML. Get started with 500 free API queries.

Use Domain Availability API to see if a domain name is available for registration. Integration is easy with our code libraries. Sign up for a free trial.

Access our daily DGA detection intelligence to track new algorithmically created domains and plan cyber protection ahead of time.

Reverse IP API allows users to get a list of all domains using the same IP address with a single API call. Sign up to get 500 free API credits.

Keep an eye on domains that contain a trademarked word or product phrase, or minor variations to your brand.

List all the subdomains of a website via API calls in JSON and XML. Each subdomain list contains the total count and timestamps. Get free access today.

Map SOA, TXT, and CNAME records to their associated domain names with ease and speed with Reverse DNS API. Get started for free with 100 API calls.

Domain Info API provides the latest defined WHOIS data for a domain, filling in redacted or missing fields using the most recent historical records available.

Brand reputation significantly impacts your bottom line. Here are 13 actionable ways to improve and protect brand reputation.

WHOIS API calls from a repository of 25.5B domain WHOIS records. JSON & XML outputs. Integrations and code libraries available. Try for FREE.

Identify the range an IP address belongs to and all relevant intel on it with IP Netblocks Owner Lookup.

In this in-depth guide, we discussed how to geolocate IP addresses and the benefits IP geolocation provides in various industries.

WhoisXML API offers domain, WHOIS, IP and DNS data feeds, APIs, and research & monitoring tools for greater enterprise security and data-driven business.

Find out which domains were added or dropped by registrants, with given search criteria.

Registrant Alert Lookup gives you a list of domains related to a registrant’s detail such as a name, an email address, a phone number, or a postal address.

Discover the categories of millions of websites with our extensive and up-to-date Website Categorization Database. Download a sample now.

IP geolocation lets you find the exact location of someone's IP address. Check our best IP geolocation tools—APIs, lookups, data feeds, etc. Free trial.

Looking for alternatives to WhoisXML Email Verification API? Compare up against competitors with real reviews, pricing details, features, and more.

Domains & Subdomains Discovery Service determines all domains and subdomains related to chosen hostname strings. Learn more today.