--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-04-01T00:00:00Z dns-udp-queries-received-ipv4: 3418046087 dns-udp-queries-received-ipv6: 1008812783 dns-tcp-queries-received-ipv4: 79820061 dns-tcp-queries-received-ipv6: 60156039 dns-udp-responses-sent-ipv4: 3416779282 dns-udp-responses-sent-ipv6: 1007155839 dns-tcp-responses-sent-ipv4: 82674791 dns-tcp-responses-sent-ipv6: 60765273