--- version: rssac002v3 service: j.root-servers.net start-period: '2020-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9534833295 dns-udp-queries-received-ipv6: 1318888689 dns-tcp-queries-received-ipv4: 768201155 dns-tcp-queries-received-ipv6: 135075111 dns-udp-responses-sent-ipv4: 8802176702 dns-udp-responses-sent-ipv6: 1301853577 dns-tcp-responses-sent-ipv4: 559104395 dns-tcp-responses-sent-ipv6: 134032170