--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7104261062 dns-udp-queries-received-ipv6: 1979739761 dns-tcp-queries-received-ipv4: 575706212 dns-tcp-queries-received-ipv6: 69107040 dns-udp-responses-sent-ipv4: 6639653932 dns-udp-responses-sent-ipv6: 1973988242 dns-tcp-responses-sent-ipv4: 412431831 dns-tcp-responses-sent-ipv6: 68826827