--- version: rssac002v4 service: d.root-servers.net start-period: 2021-03-16T00:00:00Z end-period: 2021-03-16T23:59:59Z metric: traffic-volume dns-udp-queries-received-ipv4: 6695123594 dns-udp-queries-received-ipv6: 2034660019 dns-tcp-queries-received-ipv4: 210515730 dns-tcp-queries-received-ipv6: 101950249 dns-udp-responses-sent-ipv4: 6695397786 dns-udp-responses-sent-ipv6: 2034633222 dns-tcp-responses-sent-ipv4: 210233317 dns-tcp-responses-sent-ipv6: 101905372