--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5545755756 dns-udp-queries-received-ipv6: 1243601016 dns-tcp-queries-received-ipv4: 479288617 dns-tcp-queries-received-ipv6: 95357329 dns-udp-responses-sent-ipv4: 5089964929 dns-udp-responses-sent-ipv6: 1210991429 dns-tcp-responses-sent-ipv4: 338651441 dns-tcp-responses-sent-ipv6: 93857241