--- service: j.root-servers.net start-period: '2014-07-11T00:00:00Z' end-period: '2014-07-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6438864019 dns-udp-queries-received-ipv6: 332227619 dns-tcp-queries-received-ipv4: 90572174 dns-tcp-queries-received-ipv6: 5050825 dns-udp-responses-sent-ipv4: 6472434018 dns-udp-responses-sent-ipv6: 331548488 dns-tcp-responses-sent-ipv4: 94121374 dns-tcp-responses-sent-ipv6: 2594586