On the DNS tab, you can configure the following parameters of DNS server usage:
•DNS queries time-out (sec.)—time-out in seconds for resolving DNS direct/reverse queries. Set the 0 value to disable restriction on wait time until the end of the resolution.
•Number of retried DNS queries—maximum number of repeated DNS queries on fail while resolving the DNS query.
•Set the Set the time to store DNS server responses flag to specify time for storing responses from DNS server in the cache (TTL).
▫For positive responses (min.)—the storage time in the cache (TTL) of positive responses from the DNS server in minutes.
▫For negative responses (min.)—the storage time in the cache (TTL) of negative responses from the DNS server in minutes.
•DNS-over-HTTPS server address—compatible DNS-over-HTTPS server address.
Supported formats:
URL with IP address — https://146.112.41.2/dns-query.
URL with domain name with path — https://doh.opendns.com/dns-query.
URL with domain name without path — https://doh.kel.pe.
URL with CAPS LOCK — HTTPS://DOH.OPENDNS.COM/DNS-QUERY.
Cyrillic domain name.
|
For correct DoH operation, select Any in Administration → General repository configuration → Dr.Web GUS → Allowed certificates. |
•DNS servers—list of DNS servers to replace the default system list.
Address format:
IPv4—dot-decimal notation (for example, 10.0.0.8).
IPv6—both in full format and with 0 omitted (for example, fe80:0000:0000:0000:84d:f90c:c974:179a или fe80::84d:f90c:c974:179a).
•DNS domains—list of DNS suffixes to replace the default system list. Each suffix must be entered in a separate field, suffixes are processed sequentially.
Input format: string (dot is allowed, but not as the first character), only dot (if name resolution without DNS suffix is required).