--- version: rssac002v4 service: j.root-servers.net start-period: '2023-05-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6320150214 dns-udp-queries-received-ipv6: 1790776542 dns-tcp-queries-received-ipv4: 291015269 dns-tcp-queries-received-ipv6: 111331567 dns-udp-responses-sent-ipv4: 6018855960 dns-udp-responses-sent-ipv6: 1770434990 dns-tcp-responses-sent-ipv4: 219568062 dns-tcp-responses-sent-ipv6: 105818714