--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3577545616 dns-udp-queries-received-ipv6: 403506754 dns-tcp-queries-received-ipv4: 126219268 dns-tcp-queries-received-ipv6: 10704706 dns-udp-responses-sent-ipv4: 3572952955 dns-udp-responses-sent-ipv6: 403419639 dns-tcp-responses-sent-ipv4: 125258964 dns-tcp-responses-sent-ipv6: 10719572