uzh.ch | DNSViz

uzh.ch

Updated: 2020-10-07 17:53:25 UTC (1509 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 (5)

uzh.ch/A
uzh.ch/MX
uzh.ch/NS
uzh.ch/SOA
uzh.ch/TXT

Secure (1)

ch/SOA

DNSKEY/DS/NSEC status

Insecure (2)

uzh.ch/DNSKEY (alg 8, id 43447)
uzh.ch/DNSKEY (alg 8, id 58941)

Secure (8)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 26116)
./DNSKEY (alg 8, id 46594)
NSEC3 proving non-existence of uzh.ch/DS
ch/DNSKEY (alg 13, id 13190)
ch/DNSKEY (alg 13, id 43072)
ch/DNSKEY (alg 13, id 55966)
ch/DS (alg 13, id 55966)

Delegation status

Insecure (1)

ch to uzh.ch

Secure (1)

. to ch

Notices

Errors (3)

NSEC3 proving non-existence of uzh.ch/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of uzh.ch/DS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
uzh.ch/DS has errors; select the "Denial of existence" DNSSEC option to see them.

Warnings (3)

NSEC3 proving non-existence of uzh.ch/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of uzh.ch/DS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
uzh.ch/DS has warnings; select the "Denial of existence" DNSSEC option to see them.

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