View on GitHub

DNSViz: A DNS visualization tool

anl.gov

Updated: 2021-06-26 00:55:52 UTC (204 days ago) Update now
« Previous analysis | Next analysis »
DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (4)
  • anl.gov/MX
  • anl.gov/NS
  • anl.gov/SOA
  • anl.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • anl.gov/DNSKEY (alg 8, id 11793)
  • anl.gov/DNSKEY (alg 8, id 12046)
  • anl.gov/DS (alg 8, id 12046)
  • anl.gov/DS (alg 8, id 12046)
  • gov/DNSKEY (alg 8, id 48498)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

Secure (2)
  • . to gov
  • gov to anl.gov

NoticesNotices

Errors (10)
  • anl.gov zone: The server(s) responded over TCP with a malformed response or with an invalid RCODE. (131.243.64.3)
  • anl.gov zone: The server(s) responded over UDP with a malformed response or with an invalid RCODE. (131.243.64.3)
  • anl.gov zone: The server(s) were not responsive to queries over UDP. (2620:83:8000:a:53::a, 2620:83:8000:140::3)
  • anl.gov/DNSKEY: The response had an invalid RCODE (REFUSED). (131.243.64.3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • anl.gov/MX: The response had an invalid RCODE (REFUSED). (131.243.64.3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • anl.gov/NS: No response was received from the server over UDP (tried 12 times). (2620:83:8000:a:53::a, 2620:83:8000:140::3, UDP_-_NOEDNS_)
  • anl.gov/NS: The response had an invalid RCODE (REFUSED). (131.243.64.3, UDP_-_EDNS0_4096_D_KN)
  • anl.gov/SOA: The response had an invalid RCODE (REFUSED). (131.243.64.3, TCP_-_EDNS0_4096_D_N)
  • anl.gov/SOA: The response had an invalid RCODE (REFUSED). (131.243.64.3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • anl.gov/TXT: The response had an invalid RCODE (REFUSED). (131.243.64.3, UDP_-_EDNS0_4096_D_KN)
Warnings (6)
  • anl.gov/DS (alg 8, id 12046): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • anl.gov/DS (alg 8, id 12046): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • anl.gov/DS (alg 8, id 12046): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • anl.gov/DS (alg 8, id 12046): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • gov to anl.gov: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the gov zone): sdns.lbl.gov
  • gov to anl.gov: The following NS name(s) were found in the delegation NS RRset (i.e., in the gov zone), but not in the authoritative NS RRset: nsx.lbl.gov

DNSKEY legend

Full legend
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
Warning JavaScript is required to make the graph below interactive.
DNSSEC authentication graph