--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-25T00:00:00Z' end-period: '2018-07-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4841806466 dns-udp-queries-received-ipv6: 678321462 dns-tcp-queries-received-ipv4: 180990481 dns-tcp-queries-received-ipv6: 19732140 dns-udp-responses-sent-ipv4: 4841839096 dns-udp-responses-sent-ipv6: 678069289 dns-tcp-responses-sent-ipv4: 180948747 dns-tcp-responses-sent-ipv6: 19727539