--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9867119023 dns-udp-queries-received-ipv6: 1610208595 dns-tcp-queries-received-ipv4: 751216064 dns-tcp-queries-received-ipv6: 204916280 dns-udp-responses-sent-ipv4: 9188827685 dns-udp-responses-sent-ipv6: 1517889365 dns-tcp-responses-sent-ipv4: 570852574 dns-tcp-responses-sent-ipv6: 165926488