--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-01-07T00:00:00Z dns-udp-queries-received-ipv4: 3173543350 dns-udp-queries-received-ipv6: 845797935 dns-tcp-queries-received-ipv4: 62714127 dns-tcp-queries-received-ipv6: 33621457 dns-udp-responses-sent-ipv4: 3168760107 dns-udp-responses-sent-ipv6: 845723170 dns-tcp-responses-sent-ipv4: 64220962 dns-tcp-responses-sent-ipv6: 34581619