--- version: rssac002v4 service: a.root-servers.net start-period: '2022-12-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5710847070 dns-udp-queries-received-ipv6: 1901096613 dns-tcp-queries-received-ipv4: 315605682 dns-tcp-queries-received-ipv6: 106267525 dns-udp-responses-sent-ipv4: 5547421009 dns-udp-responses-sent-ipv6: 1898492776 dns-tcp-responses-sent-ipv4: 291818871 dns-tcp-responses-sent-ipv6: 106083406