How to make whois for your site?

Question

Domain Name System

Hello! subject and a couple of questions.
1) Where to get this data from? (won't the owner of the service sharpen his teeth on me?)
2) I found a php script on the internet, but is it possible to do without php in this case?
That is, the goal is such a service www.whois-service.ru , but with my design

Answer 1

Google for whois api
https://www.robowhois.com/
https://www.robowhois.com/docs/api/v1/

Answer 2

phpWhois does not really support gtld.