--- version: rssac002v3 service: j.root-servers.net start-period: '2021-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7081041994 dns-udp-queries-received-ipv6: 1553383500 dns-tcp-queries-received-ipv4: 659579116 dns-tcp-queries-received-ipv6: 143848788 dns-udp-responses-sent-ipv4: 6461667591 dns-udp-responses-sent-ipv6: 1541527023 dns-tcp-responses-sent-ipv4: 449579722 dns-tcp-responses-sent-ipv6: 142406059