API usage rules | Documentation | Bulk WHOIS API | WhoisXML API

API usage rules

Number of domains

The maximum number of domains per query is 500,000.

Requests per second

The maximum number of requests per second is 5. In case that the limit is breached (either from single IP address or from multiple IPs), you will be penalized with the 30 second ban. That ban includes IPs that were used at the time of the offence, and includes all following IPs (based on username from additional requests) used during the ban time.

Cost

1 credit per domain.

Results storing

The results are stored for 1 year.

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