--- version: rssac002v4 service: j.root-servers.net start-period: '2022-03-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5941873377 dns-udp-queries-received-ipv6: 1462745533 dns-tcp-queries-received-ipv4: 418628324 dns-tcp-queries-received-ipv6: 115669850 dns-udp-responses-sent-ipv4: 5534144486 dns-udp-responses-sent-ipv6: 1456490194 dns-tcp-responses-sent-ipv4: 286762635 dns-tcp-responses-sent-ipv6: 115471052