--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-05-31T00:00:00Z' dns-udp-queries-received-ipv4: 1663344770 dns-udp-queries-received-ipv6: 334538371 dns-tcp-queries-received-ipv4: 1814352 dns-tcp-queries-received-ipv6: 6197391 dns-udp-responses-sent-ipv4: 1662635109 dns-udp-responses-sent-ipv6: 336331801 dns-tcp-responses-sent-ipv4: 2056951 dns-tcp-responses-sent-ipv6: 6923243