THE RECORDS BEHIND THE NAME

DNS lookup.

Explore resource records, mail routing and reverse DNS.

Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.

DNS

j.dns.lu

2 answer records
Retrieved · 2026-09-22T21:58:09+00:00View JSON
ANOERRORAD yes
AAAANOERRORAD yes
MXNOERROR · no answersAD yes
NSNOERROR · no answersAD yes
CNAMENOERROR · no answersAD yes
TXTNOERROR · no answersAD yes
SOANOERROR · no answersAD yes
CAANOERROR · no answersAD yes

AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.

TypeNameTTL · secondsValueLook up
Aj.dns.lu8640077.72.229.247IP WHOIS →
AAAAj.dns.lu864002a01:3f0:0:307::53IP WHOIS →
Authority records · 1
TypeNameTTL · secondsValueLook up
SOAdns.lu72001.ns.lu. hostmaster.restena.lu. 2026091759 3600 300 2592000 7200

Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.