View on GitHub

DNSViz: A DNS visualization tool

gov.gr

DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
  10. |?|
Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (4)
  • gov.gr/A
  • gov.gr/NS
  • gov.gr/SOA
  • gov.gr/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • gov.gr/DNSKEY (alg 7, id 41609)
  • gov.gr/DNSKEY (alg 7, id 61908)
  • gov.gr/DS (alg 7, id 45324)
  • gov.gr/DS (alg 7, id 61908)
  • gov.gr/DS (alg 7, id 61908)
  • gov.gr/DS (alg 8, id 29602)
  • gr/DNSKEY (alg 7, id 35136)
  • gr/DNSKEY (alg 7, id 7835)
  • gr/DS (alg 7, id 35136)
Non_existent (2)
  • gov.gr/DNSKEY (alg 7, id 45324)
  • gov.gr/DNSKEY (alg 8, id 29602)

Delegation statusDelegation status

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

NoticesNotices

Errors (12)
  • gov.gr/A: The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/DNSKEY (alg 7, id 41609): The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, TCP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/DNSKEY (alg 7, id 61908): The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, TCP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/NS: The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/SOA: The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • gov.gr/TXT: The DS RRset for the zone included algorithm 8 (RSASHA256), but no RRSIG with algorithm 8 covering the RRset was returned in the response. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, UDP_-_EDNS0_4096_D_KN)
  • gr to gov.gr: The DS RRset for the zone included algorithm 8 (RSASHA256), but no DS RR matched a DNSKEY with algorithm 8 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (78.104.145.227, 139.91.1.1, 139.91.191.3, 194.0.1.25, 194.0.4.10, 194.0.11.102, 2001:648:2c30::191:3, 2001:678:4::19, 2001:678:7::4:10, 2001:678:e:102::53, TCP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN)
  • m3t74b1u95.gov.gr/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (36)
  • RRSIG gov.gr/A alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DNSKEY alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DNSKEY alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DNSKEY alg 7, id 61908: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DNSKEY alg 7, id 61908: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DS alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DS alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DS alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/DS alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/NS alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/SOA alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gov.gr/TXT alg 7, id 41609: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 35136: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 35136: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 35136: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 35136: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • RRSIG gr/DNSKEY alg 7, id 7835: DNSSEC implementers are recommended against implementing signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
  • gov.gr/DNSKEY (alg 7, id 41609): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/DNSKEY (alg 7, id 61908): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/DS (alg 7, id 61908): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov.gr/DS (alg 7, id 61908): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • gov.gr/DS (alg 7, id 61908): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • gov.gr/DS (alg 7, id 61908): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
  • gov.gr/SOA: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • gov.gr/TXT: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN)
  • gr/DNSKEY (alg 7, id 35136): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN)
  • gr/DNSKEY (alg 7, id 7835): No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. See RFC 6891, Sec. 6.2.6. (139.91.191.3, UDP_-_EDNS0_4096_D_KN)
  • gov.gr/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/DNSKEY has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/DS has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/MX has warnings; select the "Denial of existence" DNSSEC option to see them.
  • m3t74b1u95.gov.gr/A has warnings; select the "Denial of existence" DNSSEC option to see them.
  • gov.gr/AAAA has warnings; select the "Denial of existence" DNSSEC option to see them.

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