--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-02-07T00:00:00Z' dns-udp-queries-received-ipv4: 3908089962 dns-udp-queries-received-ipv6: 779773673 dns-tcp-queries-received-ipv4: 149192967 dns-tcp-queries-received-ipv6: 56770738 dns-udp-responses-sent-ipv4: 3722818407 dns-udp-responses-sent-ipv6: 775451198 dns-tcp-responses-sent-ipv4: 134947523 dns-tcp-responses-sent-ipv6: 56389723