--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6097798091 dns-udp-queries-received-ipv6: 1466182480 dns-tcp-queries-received-ipv4: 453103555 dns-tcp-queries-received-ipv6: 58079124 dns-udp-responses-sent-ipv4: 5624808792 dns-udp-responses-sent-ipv6: 1449208825 dns-tcp-responses-sent-ipv4: 299725164 dns-tcp-responses-sent-ipv6: 56963467