--- version: rssac002v3 service: i.root-servers.net start-period: '2018-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5598664954 dns-udp-queries-received-ipv6: 720611046 dns-tcp-queries-received-ipv4: 91645288 dns-tcp-queries-received-ipv6: 14264185 dns-udp-responses-sent-ipv4: 5690380478 dns-udp-responses-sent-ipv6: 714943372 dns-tcp-responses-sent-ipv4: 92478015 dns-tcp-responses-sent-ipv6: 14305804