--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-15T00:00:00Z dns-udp-queries-received-ipv4: 3022601524 dns-udp-queries-received-ipv6: 499715274 dns-tcp-queries-received-ipv4: 94981819 dns-tcp-queries-received-ipv6: 43551918 dns-udp-responses-sent-ipv4: 3019858067 dns-udp-responses-sent-ipv6: 499662432 dns-tcp-responses-sent-ipv4: 96536768 dns-tcp-responses-sent-ipv6: 44459448