Registry servers
delegation.registry-responded
Everything in this section compares what the registry has on file against what the domain's own nameservers say.
A longer write-up of this check has not been published yet. The report itself shows the raw evidence behind every result, which is usually the fastest way to see what was measured.
Run this check on a domain
Registry servers is one of 49 checks in every report, alongside delegation, mail authentication, TLS and registration.