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

cdnet.edu.cn

0 answer records · Partial

Retrieved · 2026-09-26T01:54:44+00:00View JSON

Registration / WHOIS →

A: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

AAAA: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

MX: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

NS: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

CNAME: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

TXT: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

SOA: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

CAA: resolver returned SERVFAIL. This is a DNS error, not an empty record set.

ASERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

AAAASERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

MXSERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

NSSERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

CNAMESERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

TXTSERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

SOASERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

CAASERVFAILAD noEDE(18): Prohibited; EDE(22): No Reachable Authority at delegation cdnet.edu.cn.

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.

No answer records were returned. See the response codes and warnings above.

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.