--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-04-30T00:00:00Z dns-udp-queries-received-ipv4: 3095930705 dns-udp-queries-received-ipv6: 1140546073 dns-tcp-queries-received-ipv4: 62858829 dns-tcp-queries-received-ipv6: 34760083 dns-udp-responses-sent-ipv4: 3093774042 dns-udp-responses-sent-ipv6: 1140373555 dns-tcp-responses-sent-ipv4: 66358349 dns-tcp-responses-sent-ipv6: 36206524