--- version: rssac002v4 service: d.root-servers.net start-period: 2021-01-08T00:00:00Z end-period: 2021-01-08T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6974021374 dns-udp-queries-received-ipv6: 2216119811 dns-tcp-queries-received-ipv4: 205112027 dns-tcp-queries-received-ipv6: 107387563 dns-udp-responses-sent-ipv4: 6973934145 dns-udp-responses-sent-ipv6: 2216045640 dns-tcp-responses-sent-ipv4: 205047988 dns-tcp-responses-sent-ipv6: 107302362