--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-22T00:00:00Z dns-udp-queries-received-ipv4: 3318640926 dns-udp-queries-received-ipv6: 559039477 dns-tcp-queries-received-ipv4: 95176663 dns-tcp-queries-received-ipv6: 47371466 dns-udp-responses-sent-ipv4: 3315817028 dns-udp-responses-sent-ipv6: 558976376 dns-tcp-responses-sent-ipv4: 96451164 dns-tcp-responses-sent-ipv6: 48534624