--- version: rssac002v3 service: d.root-servers.net start-period: '2018-06-25T00:00:00Z' end-period: '2018-06-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4697109491 dns-udp-queries-received-ipv6: 548924524 dns-tcp-queries-received-ipv4: 189677128 dns-tcp-queries-received-ipv6: 16984979 dns-udp-responses-sent-ipv4: 4697765288 dns-udp-responses-sent-ipv6: 548676974 dns-tcp-responses-sent-ipv4: 189642109 dns-tcp-responses-sent-ipv6: 16981884