--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-01T00:00:00Z dns-udp-queries-received-ipv4: 3757415636 dns-udp-queries-received-ipv6: 836088287 dns-tcp-queries-received-ipv4: 120614410 dns-tcp-queries-received-ipv6: 77484093 dns-udp-responses-sent-ipv4: 3747267730 dns-udp-responses-sent-ipv6: 835925811 dns-tcp-responses-sent-ipv4: 96803748 dns-tcp-responses-sent-ipv6: 79468305