--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-09-10T00:00:00Z' dns-udp-queries-received-ipv4: 2091187674 dns-udp-queries-received-ipv6: 357910397 dns-tcp-queries-received-ipv4: 416291 dns-tcp-queries-received-ipv6: 450995 dns-udp-responses-sent-ipv4: 2045489905 dns-udp-responses-sent-ipv6: 357843089 dns-tcp-responses-sent-ipv4: 145110 dns-tcp-responses-sent-ipv6: 393983