--- version: rssac002v3 service: j.root-servers.net start-period: '2020-05-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9591509733 dns-udp-queries-received-ipv6: 1601750344 dns-tcp-queries-received-ipv4: 738563597 dns-tcp-queries-received-ipv6: 188690069 dns-udp-responses-sent-ipv4: 8910514646 dns-udp-responses-sent-ipv6: 1532246158 dns-tcp-responses-sent-ipv4: 538572304 dns-tcp-responses-sent-ipv6: 156989187