--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-14T00:00:00Z' dns-udp-queries-received-ipv4: 1960408391 dns-udp-queries-received-ipv6: 524156560 dns-tcp-queries-received-ipv4: 918087 dns-tcp-queries-received-ipv6: 4551660 dns-udp-responses-sent-ipv4: 1957575702 dns-udp-responses-sent-ipv6: 524684184 dns-tcp-responses-sent-ipv4: 328911 dns-tcp-responses-sent-ipv6: 3981554