--- service: j.root-servers.net start-period: '2015-11-16T00:00:00Z' end-period: '2015-11-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3922656727 dns-udp-queries-received-ipv6: 443536595 dns-tcp-queries-received-ipv4: 39019503 dns-tcp-queries-received-ipv6: 2216677 dns-udp-responses-sent-ipv4: 3640788879 dns-udp-responses-sent-ipv6: 446198723 dns-tcp-responses-sent-ipv4: 37806910 dns-tcp-responses-sent-ipv6: 308077