vt.edu | DNSViz

vt.edu

Updated: 2023-04-21 22:07:48 UTC (618 days ago) Go to most recent »

DNSSEC options (hide)

|?| RR types:
|?| DNSSEC algorithms:
|?| DS digest algorithms:
|?| Denial of existence:
|?| Redundant edges:
|?| Ignore RFC 8624:
|?| Ignore RFC 9276:
|?| Multi-signer:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Insecure (6)

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

Secure (2)

edu/SOA
edu/SOA

DNSKEY/DS/NSEC status

Secure (6)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 60955)
NSEC3 proving non-existence of vt.edu/DS
edu/DNSKEY (alg 8, id 28065)
edu/DNSKEY (alg 8, id 30503)
edu/DS (alg 8, id 28065)

Delegation status

Insecure (1)

edu to vt.edu

Secure (1)

. to edu

Notices

Errors (3)

vt.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:550:1:a::d, 2001:550:1:b::d)
vt.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:550:1:a::d, 2001:550:1:b::d, UDP_-_NOEDNS_)
vt.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2001:550:1:a::d, 2001:550:1:b::d, UDP_-_NOEDNS_)

DNSKEY legend

Full legend

	SEP bit set
	Revoke bit set
	Trust anchor

See also

DNSSEC Debugger by Verisign Labs.

Download: png | svg

Warning

JavaScript is required to make the graph below interactive.

DNSSEC authentication graph