{"kind":"host","input":"red.cymru","report":{"host":"red.cymru","checkedAt":"2026-11-07T23:55:28.585Z","a":{"status":"found","values":["104.21.57.78","172.67.189.176"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3037::6815:394e","2606:4700:3035::ac43:bdb0"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"},"readiness":{"grade":"A","summary":"Website, mail and DNS all work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"red.cymru has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3037::6815:394e","result":"answers","port":443},{"address":"2606:4700:3035::ac43:bdb0","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"april.ns.cloudflare.com","ipv6":true},{"host":"micah.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://red.cymru/","address":"2606:4700:3037::6815:394e","status":302,"tls":"valid"},{"url":"https://orange-lab-938c.cloudflareaccess.com/cdn-cgi/access/login/red.cymru?kid=ece3499e4951f68169fb990484cbb21b193a86d74c44dba20148d964e8087795&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImYwYTRjZDAyZGM2MGMxNjA0Y2I0NjFiYzI3OTI5OWFmZTk3NGFiZmZlZTk2ZjhkMjg0Y2ZhNzQ5ZDgzN2UyYTcifQ.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.gsM-LJ2KjzAHAtDzBvGbV6mzxxRZcTWzCvK1ufHHKPJbcDNHuQjScaglKSuqoU8r1k_3jrmOoCHAlFp6QH_fwvdJcE6xyreQlyniQOa4MkyY7iOQoX3_JWibqqe-8iMkT4G4C8OmHskkdmeojdPYNRTybB3ShAxFu23DHG8UEf9B6USjfeGeAwQSwNurtWqT2zxEM09KwK9_ruUvNNq9VnlzynyKc2Gk8gfXqDlct11bhgWyqLk4Byzu58DVmLjLTSUKK6ixBYX-JgI5uSOHiV_ec_lSo89-F8Bnn3acMSE1JqtAdaxIw32gfaT0B2brjGHJHAz_bvuvxjyBu8902g&redirect_url=%2F","address":"2606:4700:300a::6813:c21d","status":200,"tls":"valid"}]},"receiptId":"GlDkXIz1EZ","reused":true,"measuredAt":"2026-11-07T23:55:29.040Z"}