unc.edu | DNSViz

unc.edu

Updated: 2021-07-27 19:15:28 UTC (1003 days ago) Update now

DNSSEC options (hide)

|?| RR types:
|?| DNSSEC algorithms:
|?| DS digest algorithms:
|?| Denial of existence:
|?| Redundant edges:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Insecure (6)

unc.edu/A
unc.edu/AAAA
unc.edu/MX
unc.edu/NS
unc.edu/SOA
unc.edu/TXT

Secure (2)

edu/SOA
edu/SOA

DNSKEY/DS/NSEC status

Secure (6)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 26838)
NSEC3 proving non-existence of unc.edu/DS
edu/DNSKEY (alg 8, id 28065)
edu/DNSKEY (alg 8, id 37868)
edu/DS (alg 8, id 28065)

Delegation status

Insecure (1)

edu to unc.edu

Secure (1)

. to edu

Notices

Warnings (3)

edu to unc.edu: The following NS name(s) were found in the delegation NS RRset (i.e., in the edu zone), but not in the authoritative NS RRset: ncnoc.ncren.net
edu/DS (alg 8, id 28065): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
edu/DS (alg 8, id 28065): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend

	SEP bit set
	Revoke bit set
	Trust anchor

See also

DNSSEC Debugger by Verisign Labs.

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DNSSEC authentication graph