--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5944067745 dns-udp-queries-received-ipv6: 1367278635 dns-tcp-queries-received-ipv4: 331951238 dns-tcp-queries-received-ipv6: 47150505 dns-udp-responses-sent-ipv4: 5806610238 dns-udp-responses-sent-ipv6: 1356721036 dns-tcp-responses-sent-ipv4: 330443104 dns-tcp-responses-sent-ipv6: 44207292