--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7562565306 dns-udp-queries-received-ipv6: 1348253007 dns-tcp-queries-received-ipv4: 315487529 dns-tcp-queries-received-ipv6: 107423246 dns-udp-responses-sent-ipv4: 7350361453 dns-udp-responses-sent-ipv6: 1345933040 dns-tcp-responses-sent-ipv4: 290215860 dns-tcp-responses-sent-ipv6: 108003741