--- version: rssac002v4 service: a.root-servers.net start-period: '2023-06-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6659427612 dns-udp-queries-received-ipv6: 1679515479 dns-tcp-queries-received-ipv4: 384554793 dns-tcp-queries-received-ipv6: 96883216 dns-udp-responses-sent-ipv4: 6487680135 dns-udp-responses-sent-ipv6: 1662735408 dns-tcp-responses-sent-ipv4: 371715626 dns-tcp-responses-sent-ipv6: 89729182