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Domain Name: Detail: more(+) / less(-) Time: 2025-06-22 03:17:14 UTC

Analyzing DNSSEC problems for polytechnique.edu

.
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
edu
Found 1 DS records for edu in the . zone
DS=35663/SHA-256 has algorithm ECDSAP256SHA256
Found 1 RRSIGs over DS RRset
RRSIG=53148 and DNSKEY=53148 verifies the DS RRset
Found 2 DNSKEY records for edu
DS=35663/SHA-256 verifies DNSKEY=35663/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=35663 and DNSKEY=35663/SEP verifies the DNSKEY RRset
polytechnique.edu
Found 1 DS records for polytechnique.edu in the edu zone
DS=2448/SHA-256 has algorithm ECDSAP256SHA256
Found 1 RRSIGs over DS RRset
RRSIG=57579 and DNSKEY=57579 verifies the DS RRset
Found 3 DNSKEY records for polytechnique.edu
DS=2448/SHA-256 verifies DNSKEY=2448/SEP
Found 1 RRSIGs over DNSKEY RRset
RRSIG=2448 and DNSKEY=2448/SEP verifies the DNSKEY RRset
nsb.perf1.com is authoritative for polytechnique.edu
polytechnique.edu A RR has value 129.104.30.29
Found 1 RRSIGs over A RRset
RRSIG=4250 and DNSKEY=4250 verifies the A RRset
polytechnique.edu
picaros.polytechnique.fr is authoritative for polytechnique.edu
polytechnique.edu A RR has value 129.104.30.29
Found 1 RRSIGs over A RRset
RRSIG=4250 and DNSKEY=4250 verifies the A RRset
polytechnique.edu
milou.polytechnique.fr is authoritative for polytechnique.edu
polytechnique.edu A RR has value 129.104.30.29
Found 1 RRSIGs over A RRset
RRSIG=4250 and DNSKEY=4250 verifies the A RRset
polytechnique.edu
rackham.polytechnique.fr is authoritative for polytechnique.edu
polytechnique.edu A RR has value 129.104.30.29
Found 1 RRSIGs over A RRset
RRSIG=4250 and DNSKEY=4250 verifies the A RRset
polytechnique.edu
nsa.perf1.fr is authoritative for polytechnique.edu
polytechnique.edu A RR has value 129.104.30.29
Found 1 RRSIGs over A RRset
RRSIG=4250 and DNSKEY=4250 verifies the A RRset

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Want a second opinion? Test polytechnique.edu at dnsviz.net.

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