JsonWhois is the leading cloud hosted Whois API. The service serves WHOIS records for domains and IP addresses through a fully RESTful API. Additionally, the service offers IP geolocation and URL to screenshot services. Free usage per month!
Fully RESTful and real-time APIs focused on speed and ease of use. Free tiers for each and then billed on PAYG basis. Make use of out IP white listing and API logs to manage and secure your usage. Services include:
- Domain availability check - Domain Whois - IP Whois - IP Geolocation - URL to screenshot