--- version: rssac002v3 service: i.root-servers.net start-period: '2022-05-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5488698580 dns-udp-queries-received-ipv6: 2155890404 dns-tcp-queries-received-ipv4: 422933175 dns-tcp-queries-received-ipv6: 55693443 dns-udp-responses-sent-ipv4: 4892830021 dns-udp-responses-sent-ipv6: 1918864814 dns-tcp-responses-sent-ipv4: 429188253 dns-tcp-responses-sent-ipv6: 46365086