_25._tcp.tidamg1.tid.gov.hk

Updated: 2020-03-31 08:53:30 UTC (1720 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 (4)

_25._tcp.tidamg1.tid.gov.hk/TLSA (NXDOMAIN)
_tcp.tidamg1.tid.gov.hk/NS (NXDOMAIN)
tid.gov.hk/SOA
tidamg1.tid.gov.hk/A

DNSKEY/DS/NSEC status

Secure (21)

./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 33853)
./DNSKEY (alg 8, id 48903)
NSEC3 proving non-existence of _25._tcp.tidamg1.tid.gov.hk/TLSA
NSEC3 proving non-existence of _tcp.tidamg1.tid.gov.hk/NS
gov.hk/DNSKEY (alg 8, id 1904)
gov.hk/DNSKEY (alg 8, id 24798)
gov.hk/DNSKEY (alg 8, id 35399)
gov.hk/DNSKEY (alg 8, id 6849)
gov.hk/DS (alg 8, id 1904)
gov.hk/DS (alg 8, id 1904)
hk/DNSKEY (alg 8, id 22233)
hk/DNSKEY (alg 8, id 36746)
hk/DNSKEY (alg 8, id 38227)
hk/DNSKEY (alg 8, id 49569)
hk/DS (alg 8, id 36746)
hk/DS (alg 8, id 36746)
tid.gov.hk/DNSKEY (alg 8, id 40045)
tid.gov.hk/DNSKEY (alg 8, id 53689)
tid.gov.hk/DNSKEY (alg 8, id 8583)
tid.gov.hk/DS (alg 8, id 53689)

Delegation status

Secure (3)

. to hk
gov.hk to tid.gov.hk
hk to gov.hk

Notices

Errors (5)

NSEC3 proving non-existence of _25._tcp.tidamg1.tid.gov.hk/TLSA: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _25._tcp.tidamg1.tid.gov.hk/TLSA: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _tcp.tidamg1.tid.gov.hk/NS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _tcp.tidamg1.tid.gov.hk/NS: An iterations count of 0 must be used in NSEC3 records to alleviate computational burdens. See RFC 9276, Sec. 3.1.
tid.gov.hk/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.

Warnings (15)

NSEC3 proving non-existence of _25._tcp.tidamg1.tid.gov.hk/TLSA: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _25._tcp.tidamg1.tid.gov.hk/TLSA: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _tcp.tidamg1.tid.gov.hk/NS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
NSEC3 proving non-existence of _tcp.tidamg1.tid.gov.hk/NS: The salt value for an NSEC3 record should be empty. See RFC 9276, Sec. 3.1.
gov.hk/DS (alg 8, id 1904): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
gov.hk/DS (alg 8, id 1904): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
gov.hk/DS (alg 8, id 1904): 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.
gov.hk/DS (alg 8, id 1904): 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.
gov.hk/DS (alg 8, id 1904): In the spirit of RFC 4509, DS records with digest type 1 (SHA-1) might be ignored when DS records with digest type 4 (SHA-384) exist in the same RRset. See RFC 4509, Sec. 3.
gov.hk/DS (alg 8, id 1904): In the spirit of RFC 4509, DS records with digest type 1 (SHA-1) might be ignored when DS records with digest type 4 (SHA-384) exist in the same RRset. See RFC 4509, Sec. 3.
hk/DS (alg 8, id 36746): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
hk/DS (alg 8, id 36746): DNSSEC implementers are prohibited from implementing signing with DS algorithm 1 (SHA-1). See RFC 8624, Sec. 3.2.
hk/DS (alg 8, id 36746): 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.
hk/DS (alg 8, id 36746): 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.
tid.gov.hk/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.