--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-03-21T00:00:00Z' dns-udp-queries-received-ipv4: 2116644169 dns-udp-queries-received-ipv6: 285083519 dns-tcp-queries-received-ipv4: 1552734 dns-tcp-queries-received-ipv6: 2800137 dns-udp-responses-sent-ipv4: 2113290978 dns-udp-responses-sent-ipv6: 285466461 dns-tcp-responses-sent-ipv4: 497317 dns-tcp-responses-sent-ipv6: 2544795