--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5849957395 dns-udp-queries-received-ipv6: 1371925705 dns-tcp-queries-received-ipv4: 322374304 dns-tcp-queries-received-ipv6: 41958463 dns-udp-responses-sent-ipv4: 5717377139 dns-udp-responses-sent-ipv6: 1364484142 dns-tcp-responses-sent-ipv4: 314093041 dns-tcp-responses-sent-ipv6: 40472594