--- version: rssac002v4 service: j.root-servers.net start-period: '2023-12-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5592885756 dns-udp-queries-received-ipv6: 1891025308 dns-tcp-queries-received-ipv4: 148467216 dns-tcp-queries-received-ipv6: 68298966 dns-udp-responses-sent-ipv4: 5489984421 dns-udp-responses-sent-ipv6: 1855880632 dns-tcp-responses-sent-ipv4: 130236594 dns-tcp-responses-sent-ipv6: 52158385