--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-02-11T00:00:00Z' dns-udp-queries-received-ipv4: 1877441759 dns-udp-queries-received-ipv6: 521712724 dns-tcp-queries-received-ipv4: 1219522 dns-tcp-queries-received-ipv6: 4496838 dns-udp-responses-sent-ipv4: 1873470660 dns-udp-responses-sent-ipv6: 521998883 dns-tcp-responses-sent-ipv4: 232432 dns-tcp-responses-sent-ipv6: 4148715