View on GitHub

DNSViz: A DNS visualization tool

sftp.ess.eu

Updated: 2023-06-05 07:07:11 UTC (557 days ago) Update now
« Previous analysis | Next analysis »
DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (2)
  • it-pub-rproxy.ess.eu/A
  • sftp.ess.eu/CNAME
Secure (3)
  • eu/SOA
  • eu/SOA
  • eu/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Insecure (2)
  • ess.eu/DNSKEY (alg 8, id 29545)
  • ess.eu/DNSKEY (alg 8, id 52338)
Secure (6)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 60955)
  • NSEC3 proving non-existence of ess.eu/DS
  • eu/DNSKEY (alg 8, id 19371)
  • eu/DNSKEY (alg 8, id 35926)
  • eu/DS (alg 8, id 35926)

Delegation statusDelegation status

Insecure (1)
  • eu to ess.eu
Secure (1)
  • . to eu

NoticesNotices

Errors (8)
  • RRSIG it-pub-rproxy.ess.eu/A alg 8, id 52338: The TTL of the RRset (10800) exceeds the value of the Original TTL field of the RRSIG RR covering it (3600). See RFC 4035, Sec. 2.2.
  • RRSIG sftp.ess.eu/CNAME alg 8, id 52338: The TTL of the RRset (10800) exceeds the value of the Original TTL field of the RRSIG RR covering it (3600). See RFC 4035, Sec. 2.2.
  • ess.eu/DNSKEY (alg 8, id 52338): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (194.47.240.197, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • eu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:978:2:1::93:2)
  • it-pub-rproxy.ess.eu/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (194.47.240.197, UDP_-_EDNS0_4096_D_KN)
  • sftp.ess.eu/CNAME: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (194.47.240.197, UDP_-_EDNS0_4096_D_KN)
  • sftp.ess.eu/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • ess.eu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • ess.eu/DNSKEY (alg 8, id 29545): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (194.47.240.197, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • eu to ess.eu: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the eu zone): ns2.esss.se See RFC 1034, Sec. 4.2.2.

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