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Domain Name: Detail: more(+) / less(-) Time: 2026-04-08 05:32:24 UTC

Analyzing DNSSEC problems for www.cga.gov.tw

.
Found 4 DNSKEY records for .
DS=20326/SHA-256 verifies DNSKEY=20326/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=20326 and DNSKEY=20326/SEP verifies the DNSKEY RRset
tw
Found 1 DS records for tw in the . zone
DS=51277/SHA-256 has algorithm RSASHA256
Found 1 RRSIGs over DS RRset
RRSIG=54393 and DNSKEY=54393 verifies the DS RRset
Found 2 DNSKEY records for tw
DS=51277/SHA-256 verifies DNSKEY=51277/SEP
Found 2 RRSIGs over DNSKEY RRset
RRSIG=46746 and DNSKEY=46746 verifies the DNSKEY RRset
gov.tw
Found 2 DS records for gov.tw in the tw zone
DS=19435/SHA-256 has algorithm RSASHA256
DS=514/SHA-256 has algorithm RSASHA256
Found 1 RRSIGs over DS RRset
RRSIG=46746 and DNSKEY=46746 verifies the DS RRset
Found 3 DNSKEY records for gov.tw
DS=19435/SHA-256 verifies DNSKEY=19435/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=19435 and DNSKEY=19435/SEP verifies the DNSKEY RRset
cga.gov.tw
Found 2 DS records for cga.gov.tw in the gov.tw zone
DS=62062/SHA-256 has algorithm RSASHA1-NSEC3-SHA1
DS=58068/SHA-256 has algorithm RSASHA1-NSEC3-SHA1
Found 1 RRSIGs over DS RRset
RRSIG=23700 and DNSKEY=23700 verifies the DS RRset
Found 2 DNSKEY records for cga.gov.tw
DS=58068/SHA-256 verifies DNSKEY=58068/SEP
Found 2 RRSIGs over DNSKEY RRset
RRSIG=58068 and DNSKEY=58068/SEP does not verify the DNSKEY RRset (libcrypto error (SEC.xs line 223)signature verification failed)
RRSIG=24047 and DNSKEY=24047 does not verify the DNSKEY RRset (libcrypto error (SEC.xs line 223)signature verification failed)
None of the 2 RRSIG and 2 DNSKEY records validate the DNSKEY RRset
The DNSKEY RRset was not signed by any trusted keys
dns.cga.gov.tw is authoritative for www.cga.gov.tw
www.cga.gov.tw A RR has value 210.241.92.252
Found 1 RRSIGs over A RRset
RRSIG=24047 and DNSKEY=24047 does not verify the A RRset (libcrypto error (SEC.xs line 223)signature verification failed)
None of the 1 RRSIG and 2 DNSKEY records validate the A RRset

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Want a second opinion? Test www.cga.gov.tw at dnsviz.net.

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