3 ms·
Yes, asking for the SOA record for the zone within the parent domain is safe and usually good enough -- and will tell you if it is registered (but not definitiv
by rkeene2 6y ago
Yes, asking for the SOA record for the zone within the parent domain is safe and usually good enough -- and will tell you if it is registered (but not definitively if it is NOT registered). Following up with a single normal WHOIS.