--- version: rssac002v3 service: d.root-servers.net start-period: '2019-05-20T00:00:00Z' end-period: '2019-05-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7694732144 dns-udp-queries-received-ipv6: 1773773588 dns-tcp-queries-received-ipv4: 386581616 dns-tcp-queries-received-ipv6: 56632486 dns-udp-responses-sent-ipv4: 7694652722 dns-udp-responses-sent-ipv6: 1773669367 dns-tcp-responses-sent-ipv4: 386505096 dns-tcp-responses-sent-ipv6: 56603226