How to add new domain tld to domain list?
If you want to add more tld by yourself. Please follow this step to make it.
1. go to linkhttp://www.iana.org/whois then try find a domain (eg: duongca.tech) you want add to find whois server in whois info.
2. Add tld to server list and shortcode then try to check a domain
3. Click to view domain result whois you'll see text to check domain available or unavailable
4. Copy this text and change old value on domain list