--- version: rssac002v3 service: b.root-servers.net start-period: 2018-07-22T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2363744341 dns-udp-queries-received-ipv6: 306855016 dns-tcp-queries-received-ipv4: 101268148 dns-tcp-queries-received-ipv6: 14342368 dns-udp-responses-sent-ipv4: 2304809861 dns-udp-responses-sent-ipv6: 306606411 dns-tcp-responses-sent-ipv4: 101252288 dns-tcp-responses-sent-ipv6: 14350695