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DNSViz: A DNS visualization tool

edu.eg

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

RRset statusRRset status

Insecure (3)
  • edu.eg/NS
  • edu.eg/SOA
  • eg/SOA
Secure (1)
  • ./SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (3)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • NSEC proving non-existence of eg/DS

Delegation statusDelegation status

Insecure (2)
  • . to eg
  • eg to edu.eg

NoticesNotices

Errors (5)
  • edu.eg zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (193.227.1.1)
  • edu.eg zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (163.121.2.2)
  • edu.eg/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (163.121.2.2, UDP_-_NOEDNS_)
  • edu.eg/SOA: No response was received from the server over TCP (tried 3 times). See RFC 1035, Sec. 4.2. (193.227.1.1, TCP_-_EDNS0_4096_D_N)
  • edu.eg/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (2)
  • . to eg: The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • eg to edu.eg: The following NS name(s) were found in the delegation NS RRset (i.e., in the eg zone), but not in the authoritative NS RRset: ns.idsc.gov.eg 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
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DNSSEC authentication graph