--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-31T00:00:00Z' dns-udp-queries-received-ipv4: 2091184785 dns-udp-queries-received-ipv6: 532533583 dns-tcp-queries-received-ipv4: 1157859 dns-tcp-queries-received-ipv6: 5007234 dns-udp-responses-sent-ipv4: 2089847413 dns-udp-responses-sent-ipv6: 533227400 dns-tcp-responses-sent-ipv4: 391170 dns-tcp-responses-sent-ipv6: 4508992