--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4268552867 dns-udp-queries-received-ipv6: 428947444 dns-tcp-queries-received-ipv4: 139023455 dns-tcp-queries-received-ipv6: 14196846 dns-udp-responses-sent-ipv4: 4185966891 dns-udp-responses-sent-ipv6: 426635832 dns-tcp-responses-sent-ipv4: 119096446 dns-tcp-responses-sent-ipv6: 13880448