--- version: rssac002v3 service: i.root-servers.net start-period: '2018-05-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5821140159 dns-udp-queries-received-ipv6: 848602246 dns-tcp-queries-received-ipv4: 134287859 dns-tcp-queries-received-ipv6: 17300637 dns-udp-responses-sent-ipv4: 5788410247 dns-udp-responses-sent-ipv6: 848830261 dns-tcp-responses-sent-ipv4: 129507773 dns-tcp-responses-sent-ipv6: 17101932