--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-30T00:00:00Z' end-period: '2018-05-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4764722940 dns-udp-queries-received-ipv6: 703978541 dns-tcp-queries-received-ipv4: 208402319 dns-tcp-queries-received-ipv6: 16296229 dns-udp-responses-sent-ipv4: 4765366776 dns-udp-responses-sent-ipv6: 703863003 dns-tcp-responses-sent-ipv4: 208294913 dns-tcp-responses-sent-ipv6: 16295228