--- version: rssac002v3 service: i.root-servers.net start-period: '2017-10-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6395413443 dns-udp-queries-received-ipv6: 644816692 dns-tcp-queries-received-ipv4: 127932406 dns-tcp-queries-received-ipv6: 11563977 dns-udp-responses-sent-ipv4: 6324928236 dns-udp-responses-sent-ipv6: 637119732 dns-tcp-responses-sent-ipv4: 128960893 dns-tcp-responses-sent-ipv6: 11601808