--- version: rssac002v4 service: j.root-servers.net start-period: '2022-04-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5905242918 dns-udp-queries-received-ipv6: 1594130818 dns-tcp-queries-received-ipv4: 384247343 dns-tcp-queries-received-ipv6: 54366280 dns-udp-responses-sent-ipv4: 5503270393 dns-udp-responses-sent-ipv6: 1571897805 dns-tcp-responses-sent-ipv4: 257769578 dns-tcp-responses-sent-ipv6: 53976017