--- version: rssac002v3 service: d.root-servers.net start-period: '2019-09-01T00:00:00Z' end-period: '2019-09-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7965455294 dns-udp-queries-received-ipv6: 1500150505 dns-tcp-queries-received-ipv4: 527397471 dns-tcp-queries-received-ipv6: 151376435 dns-udp-responses-sent-ipv4: 7965451395 dns-udp-responses-sent-ipv6: 1499837709 dns-tcp-responses-sent-ipv4: 527171965 dns-tcp-responses-sent-ipv6: 151342766