--- service: j.root-servers.net start-period: '2016-03-25T00:00:00Z' end-period: '2016-03-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5918376342 dns-udp-queries-received-ipv6: 738110501 dns-tcp-queries-received-ipv4: 173351028 dns-tcp-queries-received-ipv6: 2759499 dns-udp-responses-sent-ipv4: 5607794510 dns-udp-responses-sent-ipv6: 738864818 dns-tcp-responses-sent-ipv4: 157261603 dns-tcp-responses-sent-ipv6: 329395