--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5299904317 dns-udp-queries-received-ipv6: 1116030839 dns-tcp-queries-received-ipv4: 353950485 dns-tcp-queries-received-ipv6: 77014880 dns-udp-responses-sent-ipv4: 4949236926 dns-udp-responses-sent-ipv6: 1096676839 dns-tcp-responses-sent-ipv4: 242840712 dns-tcp-responses-sent-ipv6: 74615973