--- version: rssac002v3 service: j.root-servers.net start-period: '2020-01-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8877815539 dns-udp-queries-received-ipv6: 1181144377 dns-tcp-queries-received-ipv4: 683274918 dns-tcp-queries-received-ipv6: 112542949 dns-udp-responses-sent-ipv4: 8212574013 dns-udp-responses-sent-ipv6: 1142965391 dns-tcp-responses-sent-ipv4: 512756795 dns-tcp-responses-sent-ipv6: 97583685