--- version: rssac002v4 service: j.root-servers.net start-period: '2022-03-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5951893250 dns-udp-queries-received-ipv6: 1317816499 dns-tcp-queries-received-ipv4: 386196771 dns-tcp-queries-received-ipv6: 48614372 dns-udp-responses-sent-ipv4: 5556015510 dns-udp-responses-sent-ipv6: 1296328228 dns-tcp-responses-sent-ipv4: 254811284 dns-tcp-responses-sent-ipv6: 48523605