--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-02-25T00:00:00Z' dns-udp-queries-received-ipv4: 1947705483 dns-udp-queries-received-ipv6: 511800365 dns-tcp-queries-received-ipv4: 1226799 dns-tcp-queries-received-ipv6: 3696320 dns-udp-responses-sent-ipv4: 1945387884 dns-udp-responses-sent-ipv6: 512189832 dns-tcp-responses-sent-ipv4: 281656 dns-tcp-responses-sent-ipv6: 3320929