--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5430645103 dns-udp-queries-received-ipv6: 1661233759 dns-tcp-queries-received-ipv4: 256444964 dns-tcp-queries-received-ipv6: 85899277 dns-udp-responses-sent-ipv4: 5164723260 dns-udp-responses-sent-ipv6: 1650975187 dns-tcp-responses-sent-ipv4: 188814822 dns-tcp-responses-sent-ipv6: 82818706