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DNSViz: A DNS visualization tool

aol.org

Updated: 2021-03-06 23:10:26 UTC (4 years ago) Update now
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DNSSEC options (hide)
  1. |?|
  2. |?|
  3. |?|
  4. |?|
  5. |?|
  6. |?|
  7. |?|
  8. |?|
  9. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Bogus (4)
  • aol.org/A
  • aol.org/NS
  • aol.org/SOA
  • aol.org/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (7)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • aol.org/DS (alg 5, id 62536)
  • org/DNSKEY (alg 8, id 26974)
  • org/DNSKEY (alg 8, id 27558)
  • org/DNSKEY (alg 8, id 34266)
  • org/DS (alg 8, id 26974)
Non_existent (1)
  • aol.org/DNSKEY (alg 5, id 62536)

Delegation statusDelegation status

Bogus (1)
  • org to aol.org
Secure (1)
  • . to org

NoticesNotices

Errors (13)
  • aol.org zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (2406:8600:f03f:1f8::1003)
  • aol.org/A: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, UDP_-_EDNS0_4096_D_KN)
  • aol.org/NS: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, UDP_-_EDNS0_4096_D_KN)
  • aol.org/SOA: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, TCP_-_EDNS0_4096_D_N, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • aol.org/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (2406:8600:f03f:1f8::1003, TCP_-_EDNS0_4096_D_N)
  • aol.org/TXT: No RRSIG covering the RRset was returned in the response. See RFC 4035, Sec. 3.1.1. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, UDP_-_EDNS0_4096_D_KN)
  • org to aol.org: No valid RRSIGs made by a key corresponding to a DS RR were found covering the DNSKEY RRset, resulting in no secure entry point (SEP) into the zone. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • org to aol.org: The DS RRset for the zone included algorithm 5 (RSASHA1), but no DS RR matched a DNSKEY with algorithm 5 that signs the zone's DNSKEY RRset. See RFC 4035, Sec. 2.2, RFC 6840, Sec. 5.11. (27.123.42.42, 68.142.255.16, 68.180.131.16, 98.138.11.157, 202.165.97.53, 2001:4998:130::1001, 2001:4998:140::1002, 2406:2000:ff60::53, 2406:8600:f03f:1f8::1003, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_512_D_KN)
  • aol.org/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
  • aol.org/MX has errors; select the "Denial of existence" DNSSEC option to see them.
  • aol.org/AAAA has errors; select the "Denial of existence" DNSSEC option to see them.
  • w65xtas3vc.aol.org/A has errors; select the "Denial of existence" DNSSEC option to see them.
  • aol.org/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • aol.org/DS (alg 5, id 62536): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • aol.org/DS (alg 5, id 62536): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
  • aol.org/DS (alg 5, id 62536): 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.
  • aol.org/DS (alg 5, id 62536): 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.

DNSKEY legend

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