Answers to your questions.

1. How is websiteAPI free?

websiteAPI is completely free and our current focus is making it better. Paid plans/options may be introduced within time (but we promise that it'll stay free at least for the next few months).

2. What are the current features?

Whois data, blacklist/DNSBL checks, lighthouse reports and technology detection.

3. Is there a rate-limiting in API?

In order to keep the system healthy, yes, there is. The current limits are as below (feel free to contact us if you need higher limits):

  • whois: 20 requests/min
  • blacklist: 10 requests/min
  • lighthouse: 2 requests/min
  • tech detection: 2 requests/min