--- version: rssac002v3 service: a.root-servers.net start-period: '2020-11-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8039422366 dns-udp-queries-received-ipv6: 1692104816 dns-tcp-queries-received-ipv4: 367213521 dns-tcp-queries-received-ipv6: 142343651 dns-udp-responses-sent-ipv4: 7824051993 dns-udp-responses-sent-ipv6: 1690561776 dns-tcp-responses-sent-ipv4: 332418358 dns-tcp-responses-sent-ipv6: 143115884