--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-09T00:00:00Z' end-period: '2018-07-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4547235146 dns-udp-queries-received-ipv6: 636800762 dns-tcp-queries-received-ipv4: 186313460 dns-tcp-queries-received-ipv6: 17541691 dns-udp-responses-sent-ipv4: 4548028265 dns-udp-responses-sent-ipv6: 636572043 dns-tcp-responses-sent-ipv4: 186273800 dns-tcp-responses-sent-ipv6: 17538717