--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5821834075 dns-udp-queries-received-ipv6: 1014374949 dns-tcp-queries-received-ipv4: 144193276 dns-tcp-queries-received-ipv6: 24793373 dns-udp-responses-sent-ipv4: 5757530831 dns-udp-responses-sent-ipv6: 1020767107 dns-tcp-responses-sent-ipv4: 143214139 dns-tcp-responses-sent-ipv6: 24598188