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DNS-over-QUIC
is viewed as a superior, faster, and more private version of the DNS protocol, even DoH and DoT
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Super!
In anticipation of release nextdns-v1.11.1 or v1.12.0 I gave the development version a spin and increased the buffer: 'sysctl -w net.core.rmem_max=2097152'.
I notice the DNS queries falling back to HTTP/2.0 sometimes; from the logging it's not clear (to me) why that happens though.
Mar 12 22:32:11 openvpn nextdns[27452]: Connected 188.172.219.167:443 (con=42ms tls=2ms, h3-29, TLS13) Mar 12 22:32:44 openvpn nextdns[27452]: Query 127.0.0.1 UDP PTR 66.136.178.203.in-addr.arpa. (qry=45/res=89) 739ms HTTP/3 Mar 12 22:32:45 openvpn nextdns[27452]: Query 127.0.0.1 UDP PTR 9.138.178.203.in-addr.arpa. (qry=44/res=79) 733ms HTTP/3 Mar 12 22:36:22 openvpn nextdns[27452]: Connected 188.172.219.167:443 (con=13ms tls=22ms, TCP, TLS13) Mar 12 22:36:22 openvpn nextdns[27452]: Query 127.0.0.1 UDP A www.cnn.com. (qry=29/res=45) 50ms HTTP/2.0 Mar 12 22:36:22 openvpn nextdns[27452]: Query 127.0.0.1 UDP PTR 193.129.28.172.in-addr.arpa. (qry=45/res=12) 0ms