--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10090539023 dns-udp-queries-received-ipv6: 1630394565 dns-tcp-queries-received-ipv4: 822846076 dns-tcp-queries-received-ipv6: 142570192 dns-udp-responses-sent-ipv4: 9231632375 dns-udp-responses-sent-ipv6: 1600879861 dns-tcp-responses-sent-ipv4: 574809197 dns-tcp-responses-sent-ipv6: 131428259