--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6775191404 dns-udp-queries-received-ipv6: 1973229064 dns-tcp-queries-received-ipv4: 603181996 dns-tcp-queries-received-ipv6: 67918547 dns-udp-responses-sent-ipv4: 6270986990 dns-udp-responses-sent-ipv6: 1967754229 dns-tcp-responses-sent-ipv4: 424547722 dns-tcp-responses-sent-ipv6: 67082382