--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-16T00:00:00Z dns-udp-queries-received-ipv4: 6418736047 dns-udp-queries-received-ipv6: 1550949335 dns-tcp-queries-received-ipv4: 158576909 dns-tcp-queries-received-ipv6: 71680286 dns-udp-responses-sent-ipv4: 6362924538 dns-udp-responses-sent-ipv6: 1550713118 dns-tcp-responses-sent-ipv4: 131722540 dns-tcp-responses-sent-ipv6: 73161184