--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6467625798 dns-udp-queries-received-ipv6: 1870841729 dns-tcp-queries-received-ipv4: 653190680 dns-tcp-queries-received-ipv6: 78485575 dns-udp-responses-sent-ipv4: 5653106678 dns-udp-responses-sent-ipv6: 1711224837 dns-tcp-responses-sent-ipv4: 645149376 dns-tcp-responses-sent-ipv6: 73923149