--- version: rssac002v3 service: i.root-servers.net start-period: '2018-04-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5803135823 dns-udp-queries-received-ipv6: 724824471 dns-tcp-queries-received-ipv4: 113378316 dns-tcp-queries-received-ipv6: 18771280 dns-udp-responses-sent-ipv4: 5836417164 dns-udp-responses-sent-ipv6: 724902673 dns-tcp-responses-sent-ipv4: 111120545 dns-tcp-responses-sent-ipv6: 18760279