--- version: rssac002v3 service: i.root-servers.net start-period: '2018-03-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5880579287 dns-udp-queries-received-ipv6: 737422541 dns-tcp-queries-received-ipv4: 123445743 dns-tcp-queries-received-ipv6: 14175840 dns-udp-responses-sent-ipv4: 5925438810 dns-udp-responses-sent-ipv6: 733594871 dns-tcp-responses-sent-ipv4: 121714629 dns-tcp-responses-sent-ipv6: 14208759