--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-17T00:00:00Z dns-udp-queries-received-ipv4: 4315986869 dns-udp-queries-received-ipv6: 957129952 dns-tcp-queries-received-ipv4: 136758290 dns-tcp-queries-received-ipv6: 71109316 dns-udp-responses-sent-ipv4: 4291151806 dns-udp-responses-sent-ipv6: 956931952 dns-tcp-responses-sent-ipv4: 110464711 dns-tcp-responses-sent-ipv6: 72686035