--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4647430963 dns-udp-queries-received-ipv6: 394777467 dns-tcp-queries-received-ipv4: 153100024 dns-tcp-queries-received-ipv6: 13700796 dns-udp-responses-sent-ipv4: 4553045751 dns-udp-responses-sent-ipv6: 393180434 dns-tcp-responses-sent-ipv4: 128349947 dns-tcp-responses-sent-ipv6: 13719911