--- version: rssac002v3 service: j.root-servers.net start-period: '2021-10-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5892233289 dns-udp-queries-received-ipv6: 1274770785 dns-tcp-queries-received-ipv4: 424362826 dns-tcp-queries-received-ipv6: 83630178 dns-udp-responses-sent-ipv4: 5524675911 dns-udp-responses-sent-ipv6: 1263776394 dns-tcp-responses-sent-ipv4: 306820422 dns-tcp-responses-sent-ipv6: 83150521