View on GitHub

DNSViz: A DNS visualization tool

fema.gov

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

RRset statusRRset status

Secure (8)
  • fema.gov/A
  • fema.gov/A
  • fema.gov/AAAA
  • fema.gov/AAAA
  • fema.gov/MX
  • fema.gov/NS
  • fema.gov/SOA
  • fema.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (11)
  • ./DNSKEY (alg 8, id 14631)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 42351)
  • fema.gov/DNSKEY (alg 8, id 20066)
  • fema.gov/DNSKEY (alg 8, id 22753)
  • fema.gov/DNSKEY (alg 8, id 63796)
  • fema.gov/DS (alg 8, id 20066)
  • fema.gov/DS (alg 8, id 20066)
  • gov/DNSKEY (alg 8, id 27306)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)

Delegation statusDelegation status

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

NoticesNotices

Warnings (6)
  • fema.gov/DS (alg 8, id 20066): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • fema.gov/DS (alg 8, id 20066): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • fema.gov/DS (alg 8, id 20066): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • fema.gov/DS (alg 8, id 20066): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • gov/DS (alg 8, id 7698): The server appears to support DNS cookies but did not return a COOKIE option. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
  • gov/DS (alg 8, id 7698): The server appears to support DNS cookies but did not return a COOKIE option. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)

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