--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5494060265 dns-udp-queries-received-ipv6: 593295873 dns-tcp-queries-received-ipv4: 99049539 dns-tcp-queries-received-ipv6: 10236031 dns-udp-responses-sent-ipv4: 5469031101 dns-udp-responses-sent-ipv6: 589888827 dns-tcp-responses-sent-ipv4: 99405731 dns-tcp-responses-sent-ipv6: 10333692