--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-11-27T00:00:00Z dns-udp-queries-received-ipv4: 2617389636 dns-udp-queries-received-ipv6: 633071949 dns-tcp-queries-received-ipv4: 53605059 dns-tcp-queries-received-ipv6: 44451118 dns-udp-responses-sent-ipv4: 2614595750 dns-udp-responses-sent-ipv6: 632967052 dns-tcp-responses-sent-ipv4: 55131268 dns-tcp-responses-sent-ipv6: 45052325