--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8958347587 dns-udp-queries-received-ipv6: 1525628396 dns-tcp-queries-received-ipv4: 743869308 dns-tcp-queries-received-ipv6: 205115185 dns-udp-responses-sent-ipv4: 8355419583 dns-udp-responses-sent-ipv6: 1450268509 dns-tcp-responses-sent-ipv4: 589599875 dns-tcp-responses-sent-ipv6: 173122945