--- version: rssac002v4 service: j.root-servers.net start-period: '2022-05-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6190201491 dns-udp-queries-received-ipv6: 1626261731 dns-tcp-queries-received-ipv4: 445920057 dns-tcp-queries-received-ipv6: 56320541 dns-udp-responses-sent-ipv4: 5711244052 dns-udp-responses-sent-ipv6: 1612163257 dns-tcp-responses-sent-ipv4: 289793835 dns-tcp-responses-sent-ipv6: 55802681