...
- Visit [Packages] > [Domain Options] > [TLDs] > Registrars.
- Click the "Install" button within the Generic Domains module listing.
Custom TLDs or Whois Servers
New or custom TLDs can be added to the Generic Domains module by editing the following file:
/components/modules/generic_domains/config/generic_domains.php
The following file controls the whois server used for the TLD for availability checks:
/vendors/io-developer/php-whois/src/Iodev/Whois/Configs/module.tld.servers.json