--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-13T00:00:00Z dns-udp-queries-received-ipv4: 3237916612 dns-udp-queries-received-ipv6: 470014290 dns-tcp-queries-received-ipv4: 127700297 dns-tcp-queries-received-ipv6: 60960905 dns-udp-responses-sent-ipv4: 3235000198 dns-udp-responses-sent-ipv6: 469967215 dns-tcp-responses-sent-ipv4: 130888618 dns-tcp-responses-sent-ipv6: 62514394