--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-07-24T00:00:00Z dns-udp-queries-received-ipv4: 3241743208 dns-udp-queries-received-ipv6: 463107781 dns-tcp-queries-received-ipv4: 124405297 dns-tcp-queries-received-ipv6: 63333780 dns-udp-responses-sent-ipv4: 3236261538 dns-udp-responses-sent-ipv6: 463057989 dns-tcp-responses-sent-ipv4: 128236104 dns-tcp-responses-sent-ipv6: 65318649