--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5332226566 dns-udp-queries-received-ipv6: 677115667 dns-tcp-queries-received-ipv4: 62616870 dns-tcp-queries-received-ipv6: 8110028 dns-udp-responses-sent-ipv4: 5304160907 dns-udp-responses-sent-ipv6: 677909032 dns-tcp-responses-sent-ipv4: 63310847 dns-tcp-responses-sent-ipv6: 8181595