--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-11-12T00:00:00Z dns-udp-queries-received-ipv4: 3120147705 dns-udp-queries-received-ipv6: 712366294 dns-tcp-queries-received-ipv4: 100029459 dns-tcp-queries-received-ipv6: 49858758 dns-udp-responses-sent-ipv4: 3117033612 dns-udp-responses-sent-ipv6: 712059597 dns-tcp-responses-sent-ipv4: 102233718 dns-tcp-responses-sent-ipv6: 51514407