--- service: a.root-servers.net start-period: '2016-03-08T00:00:00Z' end-period: '2016-03-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4458066757 dns-udp-queries-received-ipv6: 365385034 dns-tcp-queries-received-ipv4: 31134753 dns-tcp-queries-received-ipv6: 4006818 dns-udp-responses-sent-ipv4: 4442330445 dns-udp-responses-sent-ipv6: 366344046 dns-tcp-responses-sent-ipv4: 26862991 dns-tcp-responses-sent-ipv6: 337905