pubmed.ncbi.nlm.nih.gov

Updated: 2023-09-13 19:19:32 UTC (236 days ago) Update now

DNSSEC options (hide)

|?| RR types:
|?| DNSSEC algorithms:
|?| DS digest algorithms:
|?| Denial of existence:
|?| Redundant edges:
|?| Trust anchors:
- Root zone KSK
|?| Additional trusted keys:

Notices

DNSSEC Authentication Chain

RRset status

Secure (2)

pubmed.ncbi.nlm.nih.gov/A
pubmed.ncbi.nlm.nih.gov/AAAA

DNSKEY/DS/NSEC status

Secure (22)

./DNSKEY (alg 8, id 11019)
./DNSKEY (alg 8, id 20326)
gov/DNSKEY (alg 8, id 40921)
gov/DNSKEY (alg 8, id 7698)
gov/DS (alg 8, id 7698)
ncbi.nlm.nih.gov/DNSKEY (alg 8, id 16545)
ncbi.nlm.nih.gov/DNSKEY (alg 8, id 38815)
ncbi.nlm.nih.gov/DS (alg 8, id 38815)
nih.gov/DNSKEY (alg 8, id 15975)
nih.gov/DNSKEY (alg 8, id 32209)
nih.gov/DNSKEY (alg 8, id 32751)
nih.gov/DNSKEY (alg 8, id 37398)
nih.gov/DNSKEY (alg 8, id 59659)
nih.gov/DS (alg 8, id 32209)
nih.gov/DS (alg 8, id 32209)
nih.gov/DS (alg 8, id 59659)
nih.gov/DS (alg 8, id 59659)
nlm.nih.gov/DNSKEY (alg 8, id 18450)
nlm.nih.gov/DNSKEY (alg 8, id 49585)
nlm.nih.gov/DNSKEY (alg 8, id 57904)
nlm.nih.gov/DS (alg 8, id 22726)
nlm.nih.gov/DS (alg 8, id 49585)

Non_existent (1)

nlm.nih.gov/DNSKEY (alg 8, id 22726)

Delegation status

Secure (4)

. to gov
gov to nih.gov
nih.gov to nlm.nih.gov
nlm.nih.gov to ncbi.nlm.nih.gov

Notices

Warnings (13)

gov to nih.gov: Authoritative AAAA records exist for ns.nih.gov, but there are no corresponding AAAA glue records.
gov to nih.gov: Authoritative AAAA records exist for ns2.nih.gov, but there are no corresponding AAAA glue records.
gov to nih.gov: Authoritative AAAA records exist for ns3.nih.gov, but there are no corresponding AAAA glue records.
nih.gov/DS (alg 8, id 32209): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
nih.gov/DS (alg 8, id 32209): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
nih.gov/DS (alg 8, id 32209): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
nih.gov/DS (alg 8, id 32209): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
nih.gov/DS (alg 8, id 59659): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
nih.gov/DS (alg 8, id 59659): DNSSEC specification prohibits signing with DS records that use digest algorithm 1 (SHA-1).
nih.gov/DS (alg 8, id 59659): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
nih.gov/DS (alg 8, id 59659): DS records with digest type 1 (SHA-1) are ignored when DS records with digest type 2 (SHA-256) exist in the same RRset.
pubmed.ncbi.nlm.nih.gov/A: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (2607:f220:41e:7055::72, 2607:f220:41e:7055::128, UDP_-_EDNS0_4096_D_KN)
pubmed.ncbi.nlm.nih.gov/AAAA: No response was received until the UDP payload size was decreased, indicating that the server might be attempting to send a payload that exceeds the path maximum transmission unit (PMTU) size. (2607:f220:41e:7055::72, 2607:f220:41e:7055::128, UDP_-_EDNS0_4096_D_KN)