--- version: rssac002v3 service: a.root-servers.net start-period: '2017-09-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5695342554 dns-udp-queries-received-ipv6: 406117721 dns-tcp-queries-received-ipv4: 131918609 dns-tcp-queries-received-ipv6: 11025331 dns-udp-responses-sent-ipv4: 5685449193 dns-udp-responses-sent-ipv6: 406004228 dns-tcp-responses-sent-ipv4: 131620109 dns-tcp-responses-sent-ipv6: 11189546