--- version: rssac002v3 service: i.root-servers.net start-period: '2022-06-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6320211087 dns-udp-queries-received-ipv6: 2425936131 dns-tcp-queries-received-ipv4: 671341385 dns-tcp-queries-received-ipv6: 67571620 dns-udp-responses-sent-ipv4: 5298607976 dns-udp-responses-sent-ipv6: 2015993881 dns-tcp-responses-sent-ipv4: 647771846 dns-tcp-responses-sent-ipv6: 50096703