--- service: j.root-servers.net start-period: '2016-04-13T00:00:00Z' end-period: '2016-04-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5534851841 dns-udp-queries-received-ipv6: 721361661 dns-tcp-queries-received-ipv4: 161149682 dns-tcp-queries-received-ipv6: 2714923 dns-udp-responses-sent-ipv4: 5246465089 dns-udp-responses-sent-ipv6: 720791157 dns-tcp-responses-sent-ipv4: 143054875 dns-tcp-responses-sent-ipv6: 300968