Name resolution takes forever

Yes it is Turris Omnia Default setup regarding dnsmasq and knot.

https://screenshots.firefox.com/4wMEYjBHW3IW6mKg/192.168.1.1

Note that the IPv4 resolving fails due to the my ds-lite setup, practically IPv4 works just fine. ( The configuration is depicted under Ds-lite / dslite IPv4 connection not working, IPv6 working fine - first post)