--- version: rssac002v3 service: i.root-servers.net start-period: '2018-05-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5522052012 dns-udp-queries-received-ipv6: 842370447 dns-tcp-queries-received-ipv4: 125507081 dns-tcp-queries-received-ipv6: 17663185 dns-udp-responses-sent-ipv4: 5680637865 dns-udp-responses-sent-ipv6: 856566360 dns-tcp-responses-sent-ipv4: 122685336 dns-tcp-responses-sent-ipv6: 17865288