www.cdc.gov

Updated: 2023-10-22 12:49:32 UTC (238 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:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Secure (4)

www.akam.cdc.gov/A
www.akam.cdc.gov/A
www.akam.cdc.gov/AAAA
www.cdc.gov/CNAME

DNSKEY/DS/NSEC status

Secure (17)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 46780)
akam.cdc.gov/DNSKEY (alg 10, id 1993)
akam.cdc.gov/DNSKEY (alg 10, id 21110)
akam.cdc.gov/DNSKEY (alg 10, id 22623)
akam.cdc.gov/DNSKEY (alg 10, id 48743)
akam.cdc.gov/DS (alg 10, id 1993)
cdc.gov/DNSKEY (alg 7, id 22544)
cdc.gov/DNSKEY (alg 7, id 54678)
cdc.gov/DS (alg 7, id 54678)
gov/DNSKEY (alg 8, id 10104)
gov/DNSKEY (alg 8, id 40921)
gov/DNSKEY (alg 8, id 49735)
gov/DNSKEY (alg 8, id 64280)
gov/DNSKEY (alg 8, id 7698)
gov/DS (alg 8, id 64280)
gov/DS (alg 8, id 7698)

Delegation status

Secure (3)

. to gov
cdc.gov to akam.cdc.gov
gov to cdc.gov

Notices

Errors (1)

cdc.gov/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.

Warnings (22)

RRSIG akam.cdc.gov/DNSKEY alg 10, id 1993: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 1993: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 1993: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 1993: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 22623: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 22623: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 22623: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DNSKEY alg 10, id 22623: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG akam.cdc.gov/DS alg 7, id 22544: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG cdc.gov/DNSKEY alg 7, id 22544: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG cdc.gov/DNSKEY alg 7, id 22544: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG cdc.gov/DNSKEY alg 7, id 54678: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG cdc.gov/DNSKEY alg 7, id 54678: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG www.akam.cdc.gov/A alg 10, id 48743: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG www.akam.cdc.gov/A alg 10, id 48743: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG www.akam.cdc.gov/AAAA alg 10, id 48743: DNSSEC specification recommends not signing with DNSSEC algorithm 10 (RSASHA512). See RFC 8624, Sec. 3.1.
RRSIG www.cdc.gov/CNAME alg 7, id 22544: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
RRSIG www.cdc.gov/CNAME alg 7, id 22544: DNSSEC specification recommends not signing with DNSSEC algorithm 7 (RSASHA1NSEC3SHA1). See RFC 8624, Sec. 3.1.
gov to cdc.gov: The following NS name(s) were found in the authoritative NS RRset, but not in the delegation NS RRset (i.e., in the gov zone): icdc-us-ns1.cdc.gov, icdc-us-ns3.cdc.gov, icdc-us-ns2.cdc.gov See RFC 1034, Sec. 4.2.2.
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.
gov/DNSKEY (alg 8, id 40921): The DNSKEY RR was not found in the DNSKEY RRset returned by one or more servers. (69.36.153.30, 69.36.157.30, 81.19.194.30, 209.112.123.30, 2001:500:4431::2:30, 2620:74:27::2:30, 2620:74:28::2:30, 2620:74:29::2:30, TCP_-_EDNS0_4096_D_KN, UDP_-_EDNS0_4096_D_KN)
cdc.gov/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.