--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-01-12T00:00:00Z' dns-udp-queries-received-ipv4: 3482901327 dns-udp-queries-received-ipv6: 790775472 dns-tcp-queries-received-ipv4: 152898378 dns-tcp-queries-received-ipv6: 61079408 dns-udp-responses-sent-ipv4: 3278898126 dns-udp-responses-sent-ipv6: 767325081 dns-tcp-responses-sent-ipv4: 136007641 dns-tcp-responses-sent-ipv6: 59802127