--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-11T00:00:00Z' dns-udp-queries-received-ipv4: 2251419705 dns-udp-queries-received-ipv6: 610532031 dns-tcp-queries-received-ipv4: 41673670 dns-tcp-queries-received-ipv6: 29246563 dns-udp-responses-sent-ipv4: 2196569202 dns-udp-responses-sent-ipv6: 612289976 dns-tcp-responses-sent-ipv4: 25430981 dns-tcp-responses-sent-ipv6: 23515940