--- version: rssac002v3 service: i.root-servers.net start-period: '2019-10-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5385011803 dns-udp-queries-received-ipv6: 1142381396 dns-tcp-queries-received-ipv4: 499314476 dns-tcp-queries-received-ipv6: 153307503 dns-udp-responses-sent-ipv4: 4419262343 dns-udp-responses-sent-ipv6: 843528632 dns-tcp-responses-sent-ipv4: 444931495 dns-tcp-responses-sent-ipv6: 133313247