--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4972140990 dns-udp-queries-received-ipv6: 435721468 dns-tcp-queries-received-ipv4: 299949348 dns-tcp-queries-received-ipv6: 17107491 dns-udp-responses-sent-ipv4: 4705947895 dns-udp-responses-sent-ipv6: 435086742 dns-tcp-responses-sent-ipv4: 217140693 dns-tcp-responses-sent-ipv6: 17210386