--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6440462027 dns-udp-queries-received-ipv6: 837182972 dns-tcp-queries-received-ipv4: 83729840 dns-tcp-queries-received-ipv6: 7835427 dns-udp-responses-sent-ipv4: 6417566610 dns-udp-responses-sent-ipv6: 836861178 dns-tcp-responses-sent-ipv4: 86403927 dns-tcp-responses-sent-ipv6: 7948458