Check if your browser uses Secure DNS, DNSSEC, TLS 1.3 ...
It tests whether Secure DNS, DNSSEC, TLS 1.3, and Encrypted SNI are enabled. Here is a short description of each of the features: Secure DNS-- A technology that encrypts DNS queries, e.g. looking up ghacks.net to retrieve the IP address. Two standards, DNS-over-TLS or DNS-over-HTTPS fall under the category.
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