--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9103991632 dns-udp-queries-received-ipv6: 1698634122 dns-tcp-queries-received-ipv4: 637074487 dns-tcp-queries-received-ipv6: 132996773 dns-udp-responses-sent-ipv4: 8466016929 dns-udp-responses-sent-ipv6: 1666961257 dns-tcp-responses-sent-ipv4: 468139444 dns-tcp-responses-sent-ipv6: 122086752