tu-berlin.de | DNSViz

tu-berlin.de

Updated: 2022-06-17 22:33:07 UTC (671 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 (5)

tu-berlin.de/A
tu-berlin.de/MX
tu-berlin.de/NS
tu-berlin.de/SOA
tu-berlin.de/TXT

Secure (1)

de/SOA

DNSKEY/DS/NSEC status

Secure (6)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 47671)
NSEC3 proving non-existence of tu-berlin.de/DS
de/DNSKEY (alg 8, id 26755)
de/DNSKEY (alg 8, id 42156)
de/DS (alg 8, id 26755)

Delegation status

Insecure (1)

de to tu-berlin.de

Secure (1)

. to de

Notices

Warnings (1)

de to tu-berlin.de: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). (2001:678:2::53, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

Full legend

	SEP bit set
	Revoke bit set
	Trust anchor

See also

DNSSEC Debugger by Verisign Labs.

Download: png | svg

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DNSSEC authentication graph