The latest nameservers searched across our WHOIS archive — each maps to historical domain registration records.
Run DNS reverse lookups programmatically — pick your language and format.
https://api.whoisdatacenter.com/v4/dns?nameserver=ns1.example.com# Nameserver lookup → JSON curl -X GET "https://api.whoisdatacenter.com/v4/dns?nameserver=ns1.example.com" \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Accept: application/json"