--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9776097962 dns-udp-queries-received-ipv6: 1655988539 dns-tcp-queries-received-ipv4: 798573788 dns-tcp-queries-received-ipv6: 227952242 dns-udp-responses-sent-ipv4: 9051056274 dns-udp-responses-sent-ipv6: 1558748073 dns-tcp-responses-sent-ipv4: 603224741 dns-tcp-responses-sent-ipv6: 187091284