--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5807460913 dns-udp-queries-received-ipv6: 1674880077 dns-tcp-queries-received-ipv4: 337104640 dns-tcp-queries-received-ipv6: 89337267 dns-udp-responses-sent-ipv4: 5484523734 dns-udp-responses-sent-ipv6: 1638985947 dns-tcp-responses-sent-ipv4: 242538733 dns-tcp-responses-sent-ipv6: 88858463