--- version: rssac002v4 service: a.root-servers.net start-period: '2023-05-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7322137223 dns-udp-queries-received-ipv6: 2460695177 dns-tcp-queries-received-ipv4: 460115584 dns-tcp-queries-received-ipv6: 245889116 dns-udp-responses-sent-ipv4: 6741036066 dns-udp-responses-sent-ipv6: 2012689154 dns-tcp-responses-sent-ipv4: 401274319 dns-tcp-responses-sent-ipv6: 198107508