--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-24T00:00:00Z' end-period: '2018-07-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4787419490 dns-udp-queries-received-ipv6: 682509074 dns-tcp-queries-received-ipv4: 181563613 dns-tcp-queries-received-ipv6: 19359339 dns-udp-responses-sent-ipv4: 4787443833 dns-udp-responses-sent-ipv6: 682268057 dns-tcp-responses-sent-ipv4: 181527398 dns-tcp-responses-sent-ipv6: 19354545