--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4415492201 dns-udp-queries-received-ipv6: 394154899 dns-tcp-queries-received-ipv4: 162096760 dns-tcp-queries-received-ipv6: 14820345 dns-udp-responses-sent-ipv4: 4319990688 dns-udp-responses-sent-ipv6: 391398628 dns-tcp-responses-sent-ipv4: 140006528 dns-tcp-responses-sent-ipv6: 14671558