--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-04T00:00:00Z' dns-udp-queries-received-ipv4: 1352766551 dns-udp-queries-received-ipv6: 282151389 dns-tcp-queries-received-ipv4: 42977972 dns-tcp-queries-received-ipv6: 9547816 dns-udp-responses-sent-ipv4: 1351028072 dns-udp-responses-sent-ipv6: 282123444 dns-tcp-responses-sent-ipv4: 47147491 dns-tcp-responses-sent-ipv6: 9088920