--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5405569114 dns-udp-queries-received-ipv6: 1076536791 dns-tcp-queries-received-ipv4: 141552331 dns-tcp-queries-received-ipv6: 26474489 dns-udp-responses-sent-ipv4: 5396574403 dns-udp-responses-sent-ipv6: 1075062781 dns-tcp-responses-sent-ipv4: 138385091 dns-tcp-responses-sent-ipv6: 26045509