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DNSViz: A DNS visualization tool

cio.gov

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (6)
  • cio.gov/A
  • cio.gov/MX
  • cio.gov/NS
  • cio.gov/NSEC3PARAM
  • cio.gov/SOA
  • cio.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 20038)
  • ./DNSKEY (alg 8, id 20326)
  • cio.gov/DNSKEY (alg 13, id 23688)
  • cio.gov/DNSKEY (alg 13, id 39369)
  • cio.gov/DNSKEY (alg 13, id 56822)
  • cio.gov/DS (alg 13, id 23688)
  • cio.gov/DS (alg 13, id 39369)
  • cio.gov/DS (alg 8, id 19034)
  • gov/DNSKEY (alg 13, id 2536)
  • gov/DNSKEY (alg 13, id 35496)
  • gov/DS (alg 13, id 2536)
Non_existent (1)
  • cio.gov/DNSKEY (alg 8, id 19034)

Delegation statusDelegation status

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

NoticesNotices

Errors (16)
  • cio.gov/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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/DNSKEY (alg 13, id 23688): 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cio.gov/DNSKEY (alg 13, id 39369): 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cio.gov/DNSKEY (alg 13, id 56822): 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cio.gov/MX: 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cio.gov/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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/NSEC3PARAM: 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • cio.gov/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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • gov to cio.gov: 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. (198.137.240.49, 198.137.240.113, 198.137.240.177, 198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b000:6::49, 2620:10f:b000:206::113, 2620:10f:b000:406::177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • cio.gov/CDS has errors; select the "Denial of existence" DNSSEC option to see them.
  • hsfp9.m7o2t.cio.gov/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • cio.gov/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • cio.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • cio.gov/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
  • cio.gov/CDNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (6)
  • cio.gov/A: 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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/MX: 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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/NS: 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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/NSEC3PARAM: 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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)
  • cio.gov/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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • cio.gov/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. (198.137.241.49, 198.137.241.113, 198.137.241.177, 2620:10f:b001:6::49, 2620:10f:b001:206::113, 2620:10f:b001:406::177, UDP_-_EDNS0_4096_D_KN)

DNSKEY legend

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