--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-20T00:00:00Z' dns-udp-queries-received-ipv4: 2084540545 dns-udp-queries-received-ipv6: 492749154 dns-tcp-queries-received-ipv4: 1434939 dns-tcp-queries-received-ipv6: 5741280 dns-udp-responses-sent-ipv4: 2084650651 dns-udp-responses-sent-ipv6: 494025932 dns-tcp-responses-sent-ipv4: 561364 dns-tcp-responses-sent-ipv6: 4820044