--- version: rssac002v4 service: j.root-servers.net start-period: '2022-12-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6466915239 dns-udp-queries-received-ipv6: 1782608626 dns-tcp-queries-received-ipv4: 266103746 dns-tcp-queries-received-ipv6: 146696474 dns-udp-responses-sent-ipv4: 6218503607 dns-udp-responses-sent-ipv6: 1748923915 dns-tcp-responses-sent-ipv4: 197825798 dns-tcp-responses-sent-ipv6: 135203033