{"kind":"host","input":"m2sistemas.dev","report":{"host":"m2sistemas.dev","checkedAt":"2026-11-12T03:09:18.311Z","a":{"status":"found","values":["104.21.13.138","172.67.200.94"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3034::ac43:c85e","2606:4700:3035::6815:d8a"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.m2sistemas.dev","a":{"status":"found","values":["104.21.13.138","172.67.200.94"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3035::6815:d8a","2606:4700:3034::ac43:c85e"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its mail servers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"m2sistemas.dev has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3034::ac43:c85e","result":"answers","port":443},{"address":"2606:4700:3035::6815:d8a","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.m2sistemas.dev has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3035::6815:d8a","result":"answers","port":443},{"address":"2606:4700:3034::ac43:c85e","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mx364.umbler.com","ipv6":false},{"host":"mx128.umbler.in","ipv6":false},{"host":"mx783.umbler.com.br","ipv6":false},{"host":"mx240.umbler.co.uk","ipv6":false}]},{"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":"eoin.ns.cloudflare.com","ipv6":true},{"host":"stephane.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://m2sistemas.dev/","address":"2606:4700:3034::ac43:c85e","status":200,"tls":"valid"}]},"receiptId":"sW60hr3HCq","reused":true,"measuredAt":"2026-11-12T03:09:18.518Z"}