--- version: rssac002v3 service: d.root-servers.net start-period: '2017-04-28T00:00:00Z' end-period: '2017-04-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4068621798 dns-udp-queries-received-ipv6: 652871835 dns-tcp-queries-received-ipv4: 74375603 dns-tcp-queries-received-ipv6: 9031200 dns-udp-responses-sent-ipv4: 4059793927 dns-udp-responses-sent-ipv6: 652813557 dns-tcp-responses-sent-ipv4: 74312387 dns-tcp-responses-sent-ipv6: 9029652