--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6132949911 dns-udp-queries-received-ipv6: 666755061 dns-tcp-queries-received-ipv4: 333229310 dns-tcp-queries-received-ipv6: 26341465 dns-udp-responses-sent-ipv4: 5644922794 dns-udp-responses-sent-ipv6: 657674045 dns-tcp-responses-sent-ipv4: 237512589 dns-tcp-responses-sent-ipv6: 25630951