--- version: rssac002v3 service: d.root-servers.net start-period: '2018-09-14T00:00:00Z' end-period: '2018-09-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5100423529 dns-udp-queries-received-ipv6: 717396497 dns-tcp-queries-received-ipv4: 186347327 dns-tcp-queries-received-ipv6: 25298241 dns-udp-responses-sent-ipv4: 5100437075 dns-udp-responses-sent-ipv6: 717316800 dns-tcp-responses-sent-ipv4: 186205600 dns-tcp-responses-sent-ipv6: 25286649