--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6462417084 dns-udp-queries-received-ipv6: 1487222871 dns-tcp-queries-received-ipv4: 442590002 dns-tcp-queries-received-ipv6: 58473568 dns-udp-responses-sent-ipv4: 6001490675 dns-udp-responses-sent-ipv6: 1472323180 dns-tcp-responses-sent-ipv4: 294919354 dns-tcp-responses-sent-ipv6: 57382669