--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-13T00:00:00Z' end-period: '2019-07-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7313728355 dns-udp-queries-received-ipv6: 1761969500 dns-tcp-queries-received-ipv4: 395044121 dns-tcp-queries-received-ipv6: 71999966 dns-udp-responses-sent-ipv4: 7313690848 dns-udp-responses-sent-ipv6: 1761463042 dns-tcp-responses-sent-ipv4: 394810092 dns-tcp-responses-sent-ipv6: 71105291