--- version: rssac002v3 service: j.root-servers.net start-period: '2018-12-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6241514449 dns-udp-queries-received-ipv6: 962746002 dns-tcp-queries-received-ipv4: 274255681 dns-tcp-queries-received-ipv6: 77711429 dns-udp-responses-sent-ipv4: 5873853765 dns-udp-responses-sent-ipv6: 904963852 dns-tcp-responses-sent-ipv4: 199655821 dns-tcp-responses-sent-ipv6: 54077752