--- version: rssac002v4 service: d.root-servers.net start-period: 2021-03-11T00:00:00Z end-period: 2021-03-11T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6491248500 dns-udp-queries-received-ipv6: 1853649508 dns-tcp-queries-received-ipv4: 210767532 dns-tcp-queries-received-ipv6: 103263540 dns-udp-responses-sent-ipv4: 6491212776 dns-udp-responses-sent-ipv6: 1853620532 dns-tcp-responses-sent-ipv4: 210184006 dns-tcp-responses-sent-ipv6: 103211495