--- version: rssac002v4 service: j.root-servers.net start-period: '2022-07-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5962190776 dns-udp-queries-received-ipv6: 1459399542 dns-tcp-queries-received-ipv4: 368929174 dns-tcp-queries-received-ipv6: 32538494 dns-udp-responses-sent-ipv4: 5632306644 dns-udp-responses-sent-ipv6: 1436730751 dns-tcp-responses-sent-ipv4: 272546576 dns-tcp-responses-sent-ipv6: 32422224