--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-27T00:00:00Z' end-period: '2017-12-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3638157855 dns-udp-queries-received-ipv6: 562499901 dns-tcp-queries-received-ipv4: 89106791 dns-tcp-queries-received-ipv6: 11903051 dns-udp-responses-sent-ipv4: 3636353633 dns-udp-responses-sent-ipv6: 562288875 dns-tcp-responses-sent-ipv4: 88453727 dns-tcp-responses-sent-ipv6: 11900696