--- version: rssac002v3 service: b.root-servers.net start-period: 2018-02-16T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2299787838 dns-udp-queries-received-ipv6: 326979731 dns-tcp-queries-received-ipv4: 87947305 dns-tcp-queries-received-ipv6: 11523427 dns-udp-responses-sent-ipv4: 2250802551 dns-udp-responses-sent-ipv6: 326855554 dns-tcp-responses-sent-ipv4: 87919330 dns-tcp-responses-sent-ipv6: 11532810