--- version: rssac002v4 service: a.root-servers.net start-period: '2023-10-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8502975179 dns-udp-queries-received-ipv6: 1665435572 dns-tcp-queries-received-ipv4: 452778562 dns-tcp-queries-received-ipv6: 66432820 dns-udp-responses-sent-ipv4: 8332482224 dns-udp-responses-sent-ipv6: 1635510359 dns-tcp-responses-sent-ipv4: 437097524 dns-tcp-responses-sent-ipv6: 54495045