--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-26T00:00:00Z dns-udp-queries-received-ipv4: 3492664275 dns-udp-queries-received-ipv6: 779388959 dns-tcp-queries-received-ipv4: 121872407 dns-tcp-queries-received-ipv6: 65612418 dns-udp-responses-sent-ipv4: 3474944299 dns-udp-responses-sent-ipv6: 779241607 dns-tcp-responses-sent-ipv4: 102813558 dns-tcp-responses-sent-ipv6: 67184822