--- version: rssac002v3 service: a.root-servers.net start-period: '2020-10-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8562515127 dns-udp-queries-received-ipv6: 1520661490 dns-tcp-queries-received-ipv4: 345185805 dns-tcp-queries-received-ipv6: 120940238 dns-udp-responses-sent-ipv4: 8321707987 dns-udp-responses-sent-ipv6: 1518624510 dns-tcp-responses-sent-ipv4: 326253297 dns-tcp-responses-sent-ipv6: 121652661