Account balance information | Documentation | Bulk WHOIS API | WhoisXML API
Products APIs Data Feeds Web Tools Domain Research & Monitoring Enterprise Packages
WHOIS / WHOIS History
WHOIS / WHOIS History

Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.

DNS / DNS History
DNS / DNS History

Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.

IP Geolocation / IP Netblocks
IP Geolocation / IP Netblocks

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.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

Access our web-based solution to dig into and monitor all domain events of interest.

Domain Research Suite (DRS)
Domain Research Suite (DRS)

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.

Research
Monitoring
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WhoisXML API Predictive Threat Intelligence
Predictive Threat Intelligence

Detect and block access to and from dangerous domain names before malicious actors can weaponize them. Contact us today for more information.

WhoisXML API Internet Infrastructure
Internet Infrastructure

Unlock integrated intelligence on Internet properties and their ownership, infrastructure, and other attributes.

Enterprise API Packages
Enterprise API Packages

Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.

Security Intelligence (SI) Suite
Security Intelligence (SI) Suite

Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.

Multi-Level API User Administration Now Available - Manage individual API keys for team members in your organization.

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API usage rules Making requests Send domains Getting WHOIS records Result CSV download Get a list of your requests Output format
Server-to-Server OAuth Balance information Generate new API key Resources
Making requests (old)

Account balance information

GET https://user.whoisxmlapi.com/user-service/account-balance?apiKey=API_KEY
apiKey

Required. Get your personal API key on the My products page.
productId
Optional. A list of the products' IDs can be found in the response.
outputFormat

Optional. Response output format.

Acceptable values: JSON | XML

Default: JSON


- You can always check your account balance on the My products page.

- Note that the following products use the same WHOIS credits: WHOIS API, Bulk WHOIS API.

- Note that the following products use the same Domain Research Suite credits: Brand Alert API, Registrant Alert API, Reverse WHOIS API, WHOIS History API, Reverse IP API, Reverse MX API, Reverse NS API, Subdomains Lookup API, Screenshot API, Domains & Subdomains Discovery API.

Account balance information (alternative)

GET https://www.whoisxmlapi.com/accountServices.php?servicetype=accountBalance&apiKey=API_KEY
apiKey

Required. Get your personal API key on the My products page.
servicetype
Required. Type of service. In this case, "accountBalance".
output_format

Optional. Response output format.

Acceptable values: XML | JSON

Default: XML

Account balance low or zero notification

When your account balance falls below certain level you will receive an email alert. Another email will be sent when your account balance reaches 0.

You can always change your notifications settings on the Settings - Notifications page.