--- version: rssac002v3 service: i.root-servers.net start-period: '2019-11-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6299868067 dns-udp-queries-received-ipv6: 1132194321 dns-tcp-queries-received-ipv4: 661198290 dns-tcp-queries-received-ipv6: 144656087 dns-udp-responses-sent-ipv4: 5231979620 dns-udp-responses-sent-ipv6: 1037990939 dns-tcp-responses-sent-ipv4: 579845396 dns-tcp-responses-sent-ipv6: 139877360