cdc.gov | DNSViz

cdc.gov

Updated: 2024-11-13 15:25:31 UTC (10 days ago) Go to most recent »

DNSSEC options (hide)

|?| RR types:
|?| DNSSEC algorithms:
|?| DS digest algorithms:
|?| Denial of existence:
|?| Redundant edges:
|?| Ignore RFC 8624:
|?| Ignore RFC 9276:
|?| Multi-signer:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Secure (6)

cdc.gov/A
cdc.gov/MX
cdc.gov/NS
cdc.gov/SOA
cdc.gov/SOA
cdc.gov/TXT

DNSKEY/DS/NSEC status

Secure (8)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 61050)
cdc.gov/DNSKEY (alg 8, id 1503)
cdc.gov/DNSKEY (alg 8, id 21719)
cdc.gov/DS (alg 8, id 21719)
gov/DNSKEY (alg 13, id 2536)
gov/DNSKEY (alg 13, id 35496)
gov/DS (alg 13, id 2536)

Delegation status

Secure (2)

. to gov
gov to cdc.gov

Notices

Errors (2)

./DNSKEY: No response was received from the server over UDP (tried 14 times). See RFC 1035, Sec. 4.2. (192.33.4.12, UDP_-_EDNS0_4096_D_KN)
./DNSKEY: No response was received from the server over UDP (tried 4 times). See RFC 1035, Sec. 4.2. (192.33.4.12, UDP_-_EDNS0_512_D_KN)

Warnings (1)

gov to cdc.gov: The following NS name(s) were found in the delegation NS RRset (i.e., in the gov zone), but not in the authoritative NS RRset: auth00.ns.uu.net, auth100.ns.uu.net See RFC 1034, Sec. 4.2.2.

DNSKEY legend

Full legend

	SEP bit set
	Revoke bit set
	Trust anchor

See also

DNSSEC Debugger by Verisign Labs.

Download: png | svg

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DNSSEC authentication graph