--- version: rssac002v3 service: j.root-servers.net start-period: '2018-09-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5544291384 dns-udp-queries-received-ipv6: 612948963 dns-tcp-queries-received-ipv4: 313215060 dns-tcp-queries-received-ipv6: 23686377 dns-udp-responses-sent-ipv4: 5209417632 dns-udp-responses-sent-ipv6: 605816933 dns-tcp-responses-sent-ipv4: 224523925 dns-tcp-responses-sent-ipv6: 23434283