--- version: rssac002v4 service: j.root-servers.net start-period: '2022-04-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5623758425 dns-udp-queries-received-ipv6: 1337856664 dns-tcp-queries-received-ipv4: 382007708 dns-tcp-queries-received-ipv6: 47552195 dns-udp-responses-sent-ipv4: 5222347883 dns-udp-responses-sent-ipv6: 1320220314 dns-tcp-responses-sent-ipv4: 250453346 dns-tcp-responses-sent-ipv6: 47373147