{"kind":"host","input":"clash-app.courses","report":{"host":"clash-app.courses","checkedAt":"2026-11-07T23:23:56.986Z","a":{"status":"found","values":["172.67.184.213","104.21.59.230"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3031::ac43:b8d5","2606:4700:3033::6815:3be6"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.clash-app.courses","a":{"status":"found","values":["104.21.59.230","172.67.184.213"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:3be6","2606:4700:3031::ac43:b8d5"],"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":"clash-app.courses has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3031::ac43:b8d5","result":"answers","port":443},{"address":"2606:4700:3033::6815:3be6","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.clash-app.courses has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:3be6","result":"answers","port":443},{"address":"2606:4700:3031::ac43:b8d5","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":"kurt.ns.cloudflare.com","ipv6":true},{"host":"sky.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://clash-app.courses/","address":"2606:4700:3031::ac43:b8d5","status":200,"tls":"valid"}]},"receiptId":"JuXJKRjvVt","reused":true,"measuredAt":"2026-11-07T23:23:57.918Z"}