--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-23T00:00:00Z dns-udp-queries-received-ipv4: 3989935547 dns-udp-queries-received-ipv6: 898710158 dns-tcp-queries-received-ipv4: 132780815 dns-tcp-queries-received-ipv6: 66958956 dns-udp-responses-sent-ipv4: 3964438358 dns-udp-responses-sent-ipv6: 898568570 dns-tcp-responses-sent-ipv4: 110233278 dns-tcp-responses-sent-ipv6: 68521111