--- version: rssac002v4 service: a.root-servers.net start-period: '2023-06-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6423666961 dns-udp-queries-received-ipv6: 1618015263 dns-tcp-queries-received-ipv4: 292586896 dns-tcp-queries-received-ipv6: 115817364 dns-udp-responses-sent-ipv4: 6256617070 dns-udp-responses-sent-ipv6: 1610153839 dns-tcp-responses-sent-ipv4: 281251670 dns-tcp-responses-sent-ipv6: 113974579