--- version: rssac002v3 service: d.root-servers.net start-period: '2018-01-03T00:00:00Z' end-period: '2018-01-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3720331089 dns-udp-queries-received-ipv6: 590010087 dns-tcp-queries-received-ipv4: 95281390 dns-tcp-queries-received-ipv6: 12707554 dns-udp-responses-sent-ipv4: 3718598412 dns-udp-responses-sent-ipv6: 589832920 dns-tcp-responses-sent-ipv4: 94109441 dns-tcp-responses-sent-ipv6: 12704348