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harvard.edu
Updated:
2023-12-03 10:59:11 UTC
(
365 days ago
)
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DNSSEC
Responses
Servers
Analyze
DNSSEC options (
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RR types:
--All--
A
AAAA
TXT
PTR
MX
NS
SOA
CNAME
SRV
NAPTR
TLSA
NSEC3PARAM
CDNSKEY
CDS
CAA
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DNSSEC algorithms:
--All--
1 - RSA/MD5
3 - DSA/SHA1
5 - RSA/SHA-1
6 - DSA-NSEC3-SHA1
7 - RSASHA1-NSEC3-SHA1
8 - RSA/SHA-256
10 - RSA/SHA-512
12 - GOST R 34.10-2001
13 - ECDSA Curve P-256 with SHA-256
14 - ECDSA Curve P-384 with SHA-384
15 - Ed25519
16 - Ed448
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DS digest algorithms:
--All--
1 - SHA-1
2 - SHA-256
3 - GOST R 34.11-94
4 - SHA-384
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Denial of existence:
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Redundant edges:
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Ignore RFC 8624:
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Ignore RFC 9276:
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Multi-signer:
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Trust anchors:
Root zone KSK
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Additional trusted keys:
Notices
DNSSEC Authentication Chain
RRset status
Insecure
(7)
harvard.edu/A
harvard.edu/AAAA
harvard.edu/MX
harvard.edu/NS
harvard.edu/NSEC3PARAM
harvard.edu/SOA
harvard.edu/TXT
Secure
(2)
edu/SOA
edu/SOA
DNSKEY/DS/NSEC status
Insecure
(4)
harvard.edu/DNSKEY (alg 13, id 19117)
harvard.edu/DNSKEY (alg 13, id 25228)
harvard.edu/DNSKEY (alg 13, id 38415)
harvard.edu/DNSKEY (alg 13, id 9215)
Secure
(6)
./DNSKEY (alg 8, id 20326)
./DNSKEY (alg 8, id 46780)
NSEC3 proving non-existence of harvard.edu/DS
edu/DNSKEY (alg 13, id 35663)
edu/DNSKEY (alg 13, id 7003)
edu/DS (alg 13, id 35663)
Delegation status
Insecure
(1)
edu to harvard.edu
Secure
(1)
. to edu
Notices
Errors
(5)
harvard.edu zone: The server(s) were not responsive to queries over UDP. See RFC 1035, Sec. 4.2. (2600:1406:32::41)
harvard.edu/A: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::41, UDP_-_NOEDNS_)
harvard.edu/NS: No response was received from the server over UDP (tried 12 times). See RFC 1035, Sec. 4.2. (2600:1406:32::41, UDP_-_NOEDNS_)
6qa9zswm1p.harvard.edu/A has errors; select the "Denial of existence" DNSSEC option to see them.
harvard.edu/CNAME has errors; select the "Denial of existence" DNSSEC option to see them.
Warnings
(2)
6qa9zswm1p.harvard.edu/A has warnings; select the "Denial of existence" DNSSEC option to see them.
harvard.edu/CNAME has warnings; select the "Denial of existence" DNSSEC option to see them.
DNSKEY legend
Full legend
SEP bit set
Revoke bit set
Trust anchor
See also
DNSSEC Debugger
by
Verisign Labs
.
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