--- version: rssac002v3 service: d.root-servers.net start-period: '2019-05-14T00:00:00Z' end-period: '2019-05-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7605775906 dns-udp-queries-received-ipv6: 1808255039 dns-tcp-queries-received-ipv4: 353536493 dns-tcp-queries-received-ipv6: 94004829 dns-udp-responses-sent-ipv4: 7605697961 dns-udp-responses-sent-ipv6: 1808160083 dns-tcp-responses-sent-ipv4: 353320525 dns-tcp-responses-sent-ipv6: 93956019