--- service: j.root-servers.net start-period: '2014-03-15T00:00:00Z' end-period: '2014-03-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2562954042 dns-udp-queries-received-ipv6: 202406512 dns-tcp-queries-received-ipv4: 21868225 dns-tcp-queries-received-ipv6: 3773470 dns-udp-responses-sent-ipv4: 2557013996 dns-udp-responses-sent-ipv6: 202290311 dns-tcp-responses-sent-ipv4: 20200235 dns-tcp-responses-sent-ipv6: 193