--- version: rssac002v3 service: i.root-servers.net start-period: '2018-01-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5640361523 dns-udp-queries-received-ipv6: 694545118 dns-tcp-queries-received-ipv4: 91434090 dns-tcp-queries-received-ipv6: 13507797 dns-udp-responses-sent-ipv4: 5743329468 dns-udp-responses-sent-ipv6: 689965806 dns-tcp-responses-sent-ipv4: 91967745 dns-tcp-responses-sent-ipv6: 13485607