--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5281726466 dns-udp-queries-received-ipv6: 1020899116 dns-tcp-queries-received-ipv4: 134064290 dns-tcp-queries-received-ipv6: 24898596 dns-udp-responses-sent-ipv4: 5182440552 dns-udp-responses-sent-ipv6: 1026432821 dns-tcp-responses-sent-ipv4: 130499208 dns-tcp-responses-sent-ipv6: 24427808