--- service: j.root-servers.net start-period: '2015-08-01T00:00:00Z' end-period: '2015-08-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4178219732 dns-udp-queries-received-ipv6: 281381961 dns-tcp-queries-received-ipv4: 36550696 dns-tcp-queries-received-ipv6: 19825425 dns-udp-responses-sent-ipv4: 3083447727 dns-udp-responses-sent-ipv6: 282344770 dns-tcp-responses-sent-ipv4: 36212619 dns-tcp-responses-sent-ipv6: 18394636