--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5021803762 dns-udp-queries-received-ipv6: 569892922 dns-tcp-queries-received-ipv4: 271746066 dns-tcp-queries-received-ipv6: 20120702 dns-udp-responses-sent-ipv4: 4836210552 dns-udp-responses-sent-ipv6: 566730676 dns-tcp-responses-sent-ipv4: 200687716 dns-tcp-responses-sent-ipv6: 19603633