4.c.d.c.2.0.a.2.ip6.arpa

Updated: 2021-03-08 15:36:40 UTC (1384 days ago) Update now

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 (2)

4.c.d.c.2.0.a.2.ip6.arpa/NS
4.c.d.c.2.0.a.2.ip6.arpa/SOA

DNSKEY/DS/NSEC status

Secure (19)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 42351)
0.a.2.ip6.arpa/DNSKEY (alg 8, id 29111)
0.a.2.ip6.arpa/DNSKEY (alg 8, id 39795)
0.a.2.ip6.arpa/DS (alg 8, id 29111)
4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY (alg 14, id 13035)
4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY (alg 14, id 16122)
4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY (alg 14, id 18817)
4.c.d.c.2.0.a.2.ip6.arpa/DS (alg 14, id 13035)
arpa/DNSKEY (alg 8, id 41685)
arpa/DNSKEY (alg 8, id 42581)
arpa/DS (alg 8, id 42581)
arpa/DS (alg 8, id 42581)
ip6.arpa/DNSKEY (alg 8, id 21619)
ip6.arpa/DNSKEY (alg 8, id 50130)
ip6.arpa/DNSKEY (alg 8, id 64060)
ip6.arpa/DS (alg 8, id 13880)
ip6.arpa/DS (alg 8, id 45094)
ip6.arpa/DS (alg 8, id 64060)

Non_existent (2)

ip6.arpa/DNSKEY (alg 8, id 13880)
ip6.arpa/DNSKEY (alg 8, id 45094)

Delegation status

Secure (4)

. to arpa
0.a.2.ip6.arpa to 4.c.d.c.2.0.a.2.ip6.arpa
arpa to ip6.arpa
ip6.arpa to 0.a.2.ip6.arpa

Notices

Errors (9)

0.a.2.ip6.arpa zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2001:dd8:12::53)
RRSIG 4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY alg 14, id 16122: The Signature Expiration field of the RRSIG RR (2021-03-04 16:23:09+00:00) is 3 days in the past. See RFC 4035, Sec. 5.3.1.
RRSIG 4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY alg 14, id 16122: The Signature Expiration field of the RRSIG RR (2021-03-04 16:23:09+00:00) is 3 days in the past. See RFC 4035, Sec. 5.3.1.
RRSIG 4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY alg 14, id 16122: The Signature Expiration field of the RRSIG RR (2021-03-04 16:23:09+00:00) is 3 days in the past. See RFC 4035, Sec. 5.3.1.
uoapslwver.4.c.d.c.2.0.a.2.ip6.arpa/A has errors; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/MX has errors; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/DNSKEY has errors; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/TXT has errors; select the "Denial of existence" DNSSEC option to see them.

Warnings (14)

arpa/DS (alg 8, id 42581): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
arpa/DS (alg 8, id 42581): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
arpa/DS (alg 8, id 42581): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
arpa/DS (alg 8, id 42581): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset. See RFC 4509, Sec. 3.
ip6.arpa/DS (alg 8, id 13880): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
ip6.arpa/DS (alg 8, id 13880): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
ip6.arpa/DS (alg 8, id 45094): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
ip6.arpa/DS (alg 8, id 45094): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
ip6.arpa/DS (alg 8, id 64060): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
ip6.arpa/DS (alg 8, id 64060): The server appears to support DNS cookies but did not return a COOKIE option. See RFC 7873, Sec. 5.2.3. (192.5.5.241, UDP_-_EDNS0_4096_D_KN)
uoapslwver.4.c.d.c.2.0.a.2.ip6.arpa/A has warnings; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/MX has warnings; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/TXT has warnings; select the "Denial of existence" DNSSEC option to see them.
4.c.d.c.2.0.a.2.ip6.arpa/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.