--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4727449580 dns-udp-queries-received-ipv6: 1355590723 dns-tcp-queries-received-ipv4: 436786450 dns-tcp-queries-received-ipv6: 71704893 dns-udp-responses-sent-ipv4: 3941454841 dns-udp-responses-sent-ipv6: 1201034282 dns-tcp-responses-sent-ipv4: 424485256 dns-tcp-responses-sent-ipv6: 67020364