--- version: rssac002v3 service: i.root-servers.net start-period: '2017-11-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5580741368 dns-udp-queries-received-ipv6: 612656763 dns-tcp-queries-received-ipv4: 121223393 dns-tcp-queries-received-ipv6: 14349469 dns-udp-responses-sent-ipv4: 5603279208 dns-udp-responses-sent-ipv6: 609631769 dns-tcp-responses-sent-ipv4: 122433302 dns-tcp-responses-sent-ipv6: 14413948