--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-03-12T00:00:00Z' dns-udp-queries-received-ipv4: 1958711430 dns-udp-queries-received-ipv6: 503622563 dns-tcp-queries-received-ipv4: 1320798 dns-tcp-queries-received-ipv6: 3756280 dns-udp-responses-sent-ipv4: 1945225737 dns-udp-responses-sent-ipv6: 504021518 dns-tcp-responses-sent-ipv4: 276488 dns-tcp-responses-sent-ipv6: 3452019