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DNSViz: A DNS visualization tool

uscis.gov

Updated: 2021-07-28 17:33:06 UTC (180 days ago) Update now
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DNSSEC options (hide)
  1. |?|
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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (6)
  • uscis.gov/A
  • uscis.gov/AAAA
  • uscis.gov/NS
  • uscis.gov/NSEC3PARAM
  • uscis.gov/SOA
  • uscis.gov/TXT

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (10)
  • ./DNSKEY (alg 8, id 20326)
  • ./DNSKEY (alg 8, id 26838)
  • gov/DNSKEY (alg 8, id 57735)
  • gov/DNSKEY (alg 8, id 7698)
  • gov/DS (alg 8, id 7698)
  • uscis.gov/DNSKEY (alg 8, id 13187)
  • uscis.gov/DNSKEY (alg 8, id 52470)
  • uscis.gov/DNSKEY (alg 8, id 58753)
  • uscis.gov/DS (alg 8, id 13187)
  • uscis.gov/DS (alg 8, id 13187)

Delegation statusDelegation status

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

NoticesNotices

Warnings (6)
  • gov/DS (alg 8, id 7698): The server appears to support DNS cookies but did not return a COOKIE option. (2001:500:2f::f, 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. (2001:500:2f::f, UDP_-_EDNS0_4096_D_KN)
  • uscis.gov/DS (alg 8, id 13187): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • uscis.gov/DS (alg 8, id 13187): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
  • uscis.gov/DS (alg 8, id 13187): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
  • uscis.gov/DS (alg 8, id 13187): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.

DNSKEY legend

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