--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5185156089 dns-udp-queries-received-ipv6: 1057293926 dns-tcp-queries-received-ipv4: 130679620 dns-tcp-queries-received-ipv6: 27454529 dns-udp-responses-sent-ipv4: 5137171530 dns-udp-responses-sent-ipv6: 1062751149 dns-tcp-responses-sent-ipv4: 129170107 dns-tcp-responses-sent-ipv6: 27049009