--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4280119057 dns-udp-queries-received-ipv6: 491046552 dns-tcp-queries-received-ipv4: 136174918 dns-tcp-queries-received-ipv6: 16457597 dns-udp-responses-sent-ipv4: 4200871670 dns-udp-responses-sent-ipv6: 489822633 dns-tcp-responses-sent-ipv4: 120211072 dns-tcp-responses-sent-ipv6: 16334599