--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-08-02T00:00:00Z dns-udp-queries-received-ipv4: 3395300888 dns-udp-queries-received-ipv6: 563665515 dns-tcp-queries-received-ipv4: 139672405 dns-tcp-queries-received-ipv6: 102756629 dns-udp-responses-sent-ipv4: 3391633861 dns-udp-responses-sent-ipv6: 563347228 dns-tcp-responses-sent-ipv4: 142984400 dns-tcp-responses-sent-ipv6: 103981380