--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6185467951 dns-udp-queries-received-ipv6: 1726611971 dns-tcp-queries-received-ipv4: 266455502 dns-tcp-queries-received-ipv6: 72865493 dns-udp-responses-sent-ipv4: 5879191357 dns-udp-responses-sent-ipv6: 1719899654 dns-tcp-responses-sent-ipv4: 193648034 dns-tcp-responses-sent-ipv6: 70791461