--- version: rssac002v3 service: j.root-servers.net start-period: '2020-01-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9292317625 dns-udp-queries-received-ipv6: 1266985552 dns-tcp-queries-received-ipv4: 706065593 dns-tcp-queries-received-ipv6: 112375610 dns-udp-responses-sent-ipv4: 8615778628 dns-udp-responses-sent-ipv6: 1227542140 dns-tcp-responses-sent-ipv4: 511117907 dns-tcp-responses-sent-ipv6: 98382100