--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-11T00:00:00Z dns-udp-queries-received-ipv4: 3063446945 dns-udp-queries-received-ipv6: 494323368 dns-tcp-queries-received-ipv4: 93997259 dns-tcp-queries-received-ipv6: 44953753 dns-udp-responses-sent-ipv4: 3060547147 dns-udp-responses-sent-ipv6: 494272986 dns-tcp-responses-sent-ipv4: 95911455 dns-tcp-responses-sent-ipv6: 45764293