--- service: j.root-servers.net start-period: '2015-08-23T00:00:00Z' end-period: '2015-08-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4271191313 dns-udp-queries-received-ipv6: 271941967 dns-tcp-queries-received-ipv4: 53286065 dns-tcp-queries-received-ipv6: 24582156 dns-udp-responses-sent-ipv4: 3212869816 dns-udp-responses-sent-ipv6: 272720649 dns-tcp-responses-sent-ipv4: 52307614 dns-tcp-responses-sent-ipv6: 23103968