--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7924580589 dns-udp-queries-received-ipv6: 1703835617 dns-tcp-queries-received-ipv4: 285414852 dns-tcp-queries-received-ipv6: 101783045 dns-udp-responses-sent-ipv4: 7677381832 dns-udp-responses-sent-ipv6: 1701366588 dns-tcp-responses-sent-ipv4: 262495705 dns-tcp-responses-sent-ipv6: 102320964