--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6432040437 dns-udp-queries-received-ipv6: 1251333323 dns-tcp-queries-received-ipv4: 683326947 dns-tcp-queries-received-ipv6: 161607055 dns-udp-responses-sent-ipv4: 5222706287 dns-udp-responses-sent-ipv6: 1131043075 dns-tcp-responses-sent-ipv4: 605338455 dns-tcp-responses-sent-ipv6: 148473973