--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5418561059 dns-udp-queries-received-ipv6: 1167818277 dns-tcp-queries-received-ipv4: 411854971 dns-tcp-queries-received-ipv6: 110703172 dns-udp-responses-sent-ipv4: 5076145372 dns-udp-responses-sent-ipv6: 1162467262 dns-tcp-responses-sent-ipv4: 294739584 dns-tcp-responses-sent-ipv6: 110315548