--- version: rssac002v3 service: j.root-servers.net start-period: '2018-04-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5362276528 dns-udp-queries-received-ipv6: 520070008 dns-tcp-queries-received-ipv4: 224767062 dns-tcp-queries-received-ipv6: 20231015 dns-udp-responses-sent-ipv4: 5233996494 dns-udp-responses-sent-ipv6: 514957699 dns-tcp-responses-sent-ipv4: 189111844 dns-tcp-responses-sent-ipv6: 19183867