--- version: rssac002v3 service: j.root-servers.net start-period: '2021-10-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5813045532 dns-udp-queries-received-ipv6: 1241184129 dns-tcp-queries-received-ipv4: 429362423 dns-tcp-queries-received-ipv6: 83097114 dns-udp-responses-sent-ipv4: 5443206077 dns-udp-responses-sent-ipv6: 1230007302 dns-tcp-responses-sent-ipv4: 311124073 dns-tcp-responses-sent-ipv6: 82612832