harvard.edu | DNSViz

harvard.edu

Updated: 2024-03-15 17:59:38 UTC (34 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 (7)

harvard.edu/A
harvard.edu/AAAA
harvard.edu/MX
harvard.edu/NS
harvard.edu/NSEC3PARAM
harvard.edu/SOA
harvard.edu/TXT

Secure (2)

edu/SOA
edu/SOA

DNSKEY/DS/NSEC status

Insecure (4)

harvard.edu/DNSKEY (alg 13, id 11718)
harvard.edu/DNSKEY (alg 13, id 32159)
harvard.edu/DNSKEY (alg 13, id 38415)
harvard.edu/DNSKEY (alg 13, id 9215)

Secure (6)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 30903)
NSEC3 proving non-existence of harvard.edu/DS
edu/DNSKEY (alg 13, id 30678)
edu/DNSKEY (alg 13, id 35663)
edu/DS (alg 13, id 35663)

Delegation status

Insecure (1)

edu to harvard.edu

Secure (1)

. to edu

Notices

Errors (3)

harvard.edu zone: The server(s) were not responsive to queries over UDP. (2600:1406:32::41)
harvard.edu/A: No response was received from the server over UDP (tried 12 times). (2600:1406:32::41, UDP_-_NOEDNS_)
harvard.edu/NS: No response was received from the server over UDP (tried 12 times). (2600:1406:32::41, UDP_-_NOEDNS_)

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