--- dns-tcp-queries-received-ipv4: 219834917 dns-tcp-queries-received-ipv6: 15472655 dns-tcp-responses-sent-ipv4: 219825475 dns-tcp-responses-sent-ipv6: 15466762 dns-udp-queries-received-ipv4: 5020552935 dns-udp-queries-received-ipv6: 630550478 dns-udp-responses-sent-ipv4: 4548624150 dns-udp-responses-sent-ipv6: 596275974 metric: traffic-volume service: f.root-servers.net start-period: 2017-05-21T00:00:00Z version: rssac002v3