--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7071510139 dns-udp-queries-received-ipv6: 1738534256 dns-tcp-queries-received-ipv4: 725774084 dns-tcp-queries-received-ipv6: 82344761 dns-udp-responses-sent-ipv4: 6076823813 dns-udp-responses-sent-ipv6: 1601016934 dns-tcp-responses-sent-ipv4: 696999072 dns-tcp-responses-sent-ipv6: 63922144