--- version: rssac002v3 service: i.root-servers.net start-period: '2018-07-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5582409064 dns-udp-queries-received-ipv6: 1039756134 dns-tcp-queries-received-ipv4: 134570669 dns-tcp-queries-received-ipv6: 19759943 dns-udp-responses-sent-ipv4: 5569514883 dns-udp-responses-sent-ipv6: 1038871114 dns-tcp-responses-sent-ipv4: 131335766 dns-tcp-responses-sent-ipv6: 19505793