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DNSViz: A DNS visualization tool

caltech.edu

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (11)
  • caltech.edu/A
  • caltech.edu/MX
  • caltech.edu/NS
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/SOA
  • caltech.edu/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 33853)
  • ./DNSKEY (alg 8, id 48903)
  • caltech.edu/DNSKEY (alg 8, id 3435)
  • caltech.edu/DNSKEY (alg 8, id 37458)
  • caltech.edu/DNSKEY (alg 8, id 46795)
  • caltech.edu/DNSKEY (alg 8, id 9606)
  • caltech.edu/DS (alg 8, id 46795)
  • edu/DNSKEY (alg 8, id 28065)
  • edu/DNSKEY (alg 8, id 50054)
  • edu/DS (alg 8, id 28065)

Delegation statusDelegation status

Secure (2)
  • . to edu
  • edu to caltech.edu

NoticesNotices

Errors (11)
  • RRSIG caltech.edu/A alg 8, id 9606: With a TTL of 43200 the RRSIG RR can be in the cache of a non-validating resolver until 8 hours, 21 minutes after it expires at 2020-04-07 02:00:20+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 46795: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 46795: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 46795: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 46795: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 9606: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 9606: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 9606: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/DNSKEY alg 8, id 9606: With a TTL of 172800 the RRSIG RR can be in the cache of a non-validating resolver until 1 day after it expires at 2020-04-07 02:10:37+00:00.
  • RRSIG caltech.edu/MX alg 8, id 9606: With a TTL of 43200 the RRSIG RR can be in the cache of a non-validating resolver until 8 hours, 21 minutes after it expires at 2020-04-07 02:00:20+00:00.
  • RRSIG caltech.edu/NS alg 8, id 9606: With a TTL of 43200 the RRSIG RR can be in the cache of a non-validating resolver until 8 hours, 21 minutes after it expires at 2020-04-07 02:00:20+00:00.
Warnings (2)
  • caltech.edu/DS (alg 8, id 46795): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • caltech.edu/DS (alg 8, id 46795): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
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DNSSEC authentication graph