--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-04-27T00:00:00Z' dns-udp-queries-received-ipv4: 1858756962 dns-udp-queries-received-ipv6: 397505898 dns-tcp-queries-received-ipv4: 2388448 dns-tcp-queries-received-ipv6: 5302594 dns-udp-responses-sent-ipv4: 1862823418 dns-udp-responses-sent-ipv6: 400040168 dns-tcp-responses-sent-ipv4: 2432914 dns-tcp-responses-sent-ipv6: 6121567