--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4604591251 dns-udp-queries-received-ipv6: 379873051 dns-tcp-queries-received-ipv4: 180686511 dns-tcp-queries-received-ipv6: 14259107 dns-udp-responses-sent-ipv4: 4492845928 dns-udp-responses-sent-ipv6: 377678483 dns-tcp-responses-sent-ipv4: 150809581 dns-tcp-responses-sent-ipv6: 14276455