--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-12T00:00:00Z dns-udp-queries-received-ipv4: 4311318403 dns-udp-queries-received-ipv6: 914371717 dns-tcp-queries-received-ipv4: 130317529 dns-tcp-queries-received-ipv6: 68194300 dns-udp-responses-sent-ipv4: 4286047866 dns-udp-responses-sent-ipv6: 914223771 dns-tcp-responses-sent-ipv4: 106396444 dns-tcp-responses-sent-ipv6: 69717792