--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6102147089 dns-udp-queries-received-ipv6: 1468789017 dns-tcp-queries-received-ipv4: 402663790 dns-tcp-queries-received-ipv6: 106121680 dns-udp-responses-sent-ipv4: 5624004475 dns-udp-responses-sent-ipv6: 1445629239 dns-tcp-responses-sent-ipv4: 283543565 dns-tcp-responses-sent-ipv6: 109330952