--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6392691789 dns-udp-queries-received-ipv6: 1295803193 dns-tcp-queries-received-ipv4: 638942605 dns-tcp-queries-received-ipv6: 157894277 dns-udp-responses-sent-ipv4: 4998562708 dns-udp-responses-sent-ipv6: 1139503196 dns-tcp-responses-sent-ipv4: 522068001 dns-tcp-responses-sent-ipv6: 140348298