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NSEC3 Lookup

DNS Server

DNS Server IP or Hostname

Domain Name or Hostname

Advanced Mode

DNSSEC

About NSEC3 Lookup

NSEC3 Lookup will list NSEC3 records for a domain, NSEC3 record provides authenticated denial of existence for DNS Resource Record Sets. The NSEC3 RR lists RR types present at the original owner name of the NSEC3 RR. It includes the next hashed owner name in the hash order of the zone. The complete set of NSEC3 RRs in a zone indicates which RRSets exist for the original owner name of the RR and form a chain of hashed owner names in the zone. This information is used to provide authenticated denial of existence for DNS data.