--- version: rssac002v3 service: d.root-servers.net start-period: '2020-05-31T00:00:00Z' end-period: '2020-05-31T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8790738410 dns-udp-queries-received-ipv6: 2468655857 dns-tcp-queries-received-ipv4: 432778682 dns-tcp-queries-received-ipv6: 206461615 dns-udp-responses-sent-ipv4: 8790644166 dns-udp-responses-sent-ipv6: 2468626523 dns-tcp-responses-sent-ipv4: 432663716 dns-tcp-responses-sent-ipv6: 206404047