--- version: rssac002v4 service: j.root-servers.net start-period: '2021-10-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5943653842 dns-udp-queries-received-ipv6: 1233618810 dns-tcp-queries-received-ipv4: 444079842 dns-tcp-queries-received-ipv6: 82887295 dns-udp-responses-sent-ipv4: 5547753414 dns-udp-responses-sent-ipv6: 1223059577 dns-tcp-responses-sent-ipv4: 318212784 dns-tcp-responses-sent-ipv6: 82587935