--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9701189085 dns-udp-queries-received-ipv6: 1857643732 dns-tcp-queries-received-ipv4: 909814963 dns-tcp-queries-received-ipv6: 303870166 dns-udp-responses-sent-ipv4: 8557412092 dns-udp-responses-sent-ipv6: 1591816779 dns-tcp-responses-sent-ipv4: 625394483 dns-tcp-responses-sent-ipv6: 173352921