--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6769741930 dns-udp-queries-received-ipv6: 1973932431 dns-tcp-queries-received-ipv4: 336757443 dns-tcp-queries-received-ipv6: 110619511 dns-udp-responses-sent-ipv4: 6399731522 dns-udp-responses-sent-ipv6: 1943144133 dns-tcp-responses-sent-ipv4: 246553156 dns-tcp-responses-sent-ipv6: 102965098