--- version: rssac002v4 service: d.root-servers.net start-period: 2021-03-17T00:00:00Z end-period: 2021-03-17T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6547752317 dns-udp-queries-received-ipv6: 1956335576 dns-tcp-queries-received-ipv4: 217036342 dns-tcp-queries-received-ipv6: 106070519 dns-udp-responses-sent-ipv4: 6547707111 dns-udp-responses-sent-ipv6: 1956305406 dns-tcp-responses-sent-ipv4: 216711132 dns-tcp-responses-sent-ipv6: 106024354