--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-01-12T00:00:00Z dns-udp-queries-received-ipv4: 4030814353 dns-udp-queries-received-ipv6: 949708533 dns-tcp-queries-received-ipv4: 120470216 dns-tcp-queries-received-ipv6: 75684445 dns-udp-responses-sent-ipv4: 4027814048 dns-udp-responses-sent-ipv6: 949566009 dns-tcp-responses-sent-ipv4: 95549743 dns-tcp-responses-sent-ipv6: 77872984