--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6130019574 dns-udp-queries-received-ipv6: 845147552 dns-tcp-queries-received-ipv4: 76468103 dns-tcp-queries-received-ipv6: 8968678 dns-udp-responses-sent-ipv4: 6161889068 dns-udp-responses-sent-ipv6: 845367381 dns-tcp-responses-sent-ipv4: 78473936 dns-tcp-responses-sent-ipv6: 9182221