--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6753066138 dns-udp-queries-received-ipv6: 764740042 dns-tcp-queries-received-ipv4: 65485896 dns-tcp-queries-received-ipv6: 6986518 dns-udp-responses-sent-ipv4: 6743801565 dns-udp-responses-sent-ipv6: 763602536 dns-tcp-responses-sent-ipv4: 67454615 dns-tcp-responses-sent-ipv6: 7065397