--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-07-05T00:00:00Z' dns-udp-queries-received-ipv4: 1799512691 dns-udp-queries-received-ipv6: 350975465 dns-tcp-queries-received-ipv4: 44744725 dns-tcp-queries-received-ipv6: 9877243 dns-udp-responses-sent-ipv4: 1765935523 dns-udp-responses-sent-ipv6: 350906458 dns-tcp-responses-sent-ipv4: 41734714 dns-tcp-responses-sent-ipv6: 9389938