--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-17T00:00:00Z' end-period: '2018-05-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4471489837 dns-udp-queries-received-ipv6: 650439163 dns-tcp-queries-received-ipv4: 114765187 dns-tcp-queries-received-ipv6: 17540905 dns-udp-responses-sent-ipv4: 4471685540 dns-udp-responses-sent-ipv6: 650354762 dns-tcp-responses-sent-ipv4: 114732553 dns-tcp-responses-sent-ipv6: 17539152