--- version: rssac002v3 service: j.root-servers.net start-period: '2021-10-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5792674840 dns-udp-queries-received-ipv6: 1226995790 dns-tcp-queries-received-ipv4: 416529734 dns-tcp-queries-received-ipv6: 85597671 dns-udp-responses-sent-ipv4: 5436901206 dns-udp-responses-sent-ipv6: 1212540305 dns-tcp-responses-sent-ipv4: 305620087 dns-tcp-responses-sent-ipv6: 84852125