--- version: rssac002v4 service: a.root-servers.net start-period: '2022-06-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5196969540 dns-udp-queries-received-ipv6: 1693456802 dns-tcp-queries-received-ipv4: 363680256 dns-tcp-queries-received-ipv6: 60160059 dns-udp-responses-sent-ipv4: 4927201153 dns-udp-responses-sent-ipv6: 1689057176 dns-tcp-responses-sent-ipv4: 295569881 dns-tcp-responses-sent-ipv6: 59381319