Should you trust the Domain Name Servers you are using?
https://www.grc.com/dns/dns.htm
https://www.grc.com/dns/benchmark.htm
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DNSSEC validators
- https://chrome.google.com/webstore/search/dnssec%20validator
- http://www.dnssec-or-not.com/
- http://dnssec.vs.uni-due.de/
- https://en.internet.nl/connection/
- http://0skar.cz/
- https://www.dnssec-validator.cz/pages/download.html
- http://www.982.cz/cs/p/index/
- https://dnssec-name-and-shame.com/
— Edit 10.07.2019 Detailed examination of the DNSSEC function of specific Web pages
. . . 9. http://dnsviz.net/