--- version: rssac002v4 service: j.root-servers.net start-period: '2022-12-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6373363800 dns-udp-queries-received-ipv6: 1788382473 dns-tcp-queries-received-ipv4: 277785865 dns-tcp-queries-received-ipv6: 87401364 dns-udp-responses-sent-ipv4: 6111846297 dns-udp-responses-sent-ipv6: 1779083880 dns-tcp-responses-sent-ipv4: 203264783 dns-tcp-responses-sent-ipv6: 84580121