--- version: rssac002v3 service: i.root-servers.net start-period: '2019-11-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6172319392 dns-udp-queries-received-ipv6: 1362788625 dns-tcp-queries-received-ipv4: 600438808 dns-tcp-queries-received-ipv6: 137309661 dns-udp-responses-sent-ipv4: 5373890706 dns-udp-responses-sent-ipv6: 1262978604 dns-tcp-responses-sent-ipv4: 556403316 dns-tcp-responses-sent-ipv6: 137631475