--- version: rssac002v3 service: i.root-servers.net start-period: '2017-11-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4981786228 dns-udp-queries-received-ipv6: 581225837 dns-tcp-queries-received-ipv4: 105521830 dns-tcp-queries-received-ipv6: 12525873 dns-udp-responses-sent-ipv4: 5006798160 dns-udp-responses-sent-ipv6: 578048655 dns-tcp-responses-sent-ipv4: 106224898 dns-tcp-responses-sent-ipv6: 12571195