--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-02-18T00:00:00Z' dns-udp-queries-received-ipv4: 3752889482 dns-udp-queries-received-ipv6: 864956840 dns-tcp-queries-received-ipv4: 138793843 dns-tcp-queries-received-ipv6: 59357341 dns-udp-responses-sent-ipv4: 3560451543 dns-udp-responses-sent-ipv6: 843186610 dns-tcp-responses-sent-ipv4: 124403059 dns-tcp-responses-sent-ipv6: 58478388