--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3548804807 dns-udp-queries-received-ipv6: 411100408 dns-tcp-queries-received-ipv4: 175358544 dns-tcp-queries-received-ipv6: 10468161 dns-udp-responses-sent-ipv4: 3548087342 dns-udp-responses-sent-ipv6: 411097219 dns-tcp-responses-sent-ipv4: 175624412 dns-tcp-responses-sent-ipv6: 10612038