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DNSViz: A DNS visualization tool

gov.eg

DNSSEC options (hide)
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Insecure (4)
  • eg/SOA
  • eg/SOA
  • gov.eg/NS
  • gov.eg/SOA
Secure (1)
  • ./SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (4)
  • ./DNSKEY (alg 8, id 14631)
  • ./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 gov.eg

NoticesNotices

Errors (8)
  • eg zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (147.28.0.39, 2001:418:1::39)
  • eg/DNSKEY: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (193.227.1.1, UDP_-_NOEDNS_)
  • eg/DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (193.227.1.1, UDP_-_EDNS0_512_D_KN)
  • gov.eg zone: The server(s) were not responsive to queries over TCP. See RFC 1035, Sec. 4.2. (193.227.1.1)
  • gov.eg zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (147.28.0.39, 163.121.2.2, 2001:418:1::39)
  • gov.eg/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (147.28.0.39, 163.121.2.2, 2001:418:1::39, UDP_-_NOEDNS_)
  • gov.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)
  • gov.eg/A has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings (4)
  • eg to gov.eg: No response was received from the server over UDP (tried 6 times) until the COOKIE EDNS option was removed (however, this server appeared to respond legitimately to other queries with the COOKIE EDNS option present). See RFC 6891, Sec. 6.1.2. (193.227.1.1, UDP_-_EDNS0_4096_D_KN)
  • eg to gov.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.
  • gov.eg/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. (193.227.1.1, UDP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN_0x20)
  • gov.eg/DS 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
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DNSSEC authentication graph