--- version: rssac002v4 service: a.root-servers.net start-period: '2023-08-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6673939266 dns-udp-queries-received-ipv6: 1762138530 dns-tcp-queries-received-ipv4: 400991130 dns-tcp-queries-received-ipv6: 57044260 dns-udp-responses-sent-ipv4: 6452556593 dns-udp-responses-sent-ipv6: 1743983938 dns-tcp-responses-sent-ipv4: 359460760 dns-tcp-responses-sent-ipv6: 50006881