--- version: rssac002v3 service: i.root-servers.net start-period: '2016-12-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6415506969 dns-udp-queries-received-ipv6: 754546671 dns-tcp-queries-received-ipv4: 65030746 dns-tcp-queries-received-ipv6: 8917564 dns-udp-responses-sent-ipv4: 6518913273 dns-udp-responses-sent-ipv6: 753598627 dns-tcp-responses-sent-ipv4: 66782906 dns-tcp-responses-sent-ipv6: 8930812