--- version: rssac002v3 service: i.root-servers.net start-period: '2017-07-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5668946797 dns-udp-queries-received-ipv6: 621443544 dns-tcp-queries-received-ipv4: 83179528 dns-tcp-queries-received-ipv6: 9896733 dns-udp-responses-sent-ipv4: 5714181299 dns-udp-responses-sent-ipv6: 616232035 dns-tcp-responses-sent-ipv4: 84161332 dns-tcp-responses-sent-ipv6: 10060737