{"kind":"host","input":"telekom.de","report":{"host":"telekom.de","checkedAt":"2026-10-31T03:46:49.912Z","a":{"status":"found","values":["52.29.103.196","3.75.123.125","63.184.16.68"],"ttl":600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a05:d014:73f:ec04:23ef:c018:758f:d821","2a05:d014:73f:ec05:c4bd:6cb4:3a9e:327b","2a05:d014:73f:ec03:d255:940:bce5:3d47"],"ttl":3600,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.telekom.de","a":{"status":"found","values":["99.86.109.88","99.86.109.94","99.86.109.45","99.86.109.68"],"ttl":55,"via":"Cloudflare","cname":["d2jma3uliasueq.cloudfront.net"]},"aaaa":{"status":"found","values":["2600:9000:2111:6c00:7:7dca:bc80:93a1","2600:9000:2111:2000:7:7dca:bc80:93a1","2600:9000:2111:bc00:7:7dca:bc80:93a1","2600:9000:2111:3e00:7:7dca:bc80:93a1","2600:9000:2111:5a00:7:7dca:bc80:93a1","2600:9000:2111:8400:7:7dca:bc80:93a1","2600:9000:2111:fa00:7:7dca:bc80:93a1","2600:9000:2111:8000:7:7dca:bc80:93a1"],"ttl":60,"via":"Cloudflare","cname":["d2jma3uliasueq.cloudfront.net"]},"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":"telekom.de has 3 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a05:d014:73f:ec04:23ef:c018:758f:d821","result":"answers","port":443},{"address":"2a05:d014:73f:ec05:c4bd:6cb4:3a9e:327b","result":"answers","port":443},{"address":"2a05:d014:73f:ec03:d255:940:bce5:3d47","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.telekom.de has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:2111:6c00:7:7dca:bc80:93a1","result":"answers","port":443},{"address":"2600:9000:2111:2000:7:7dca:bc80:93a1","result":"answers","port":443},{"address":"2600:9000:2111:bc00:7:7dca:bc80:93a1","result":"answers","port":443},{"address":"2600:9000:2111:3e00:7:7dca:bc80:93a1","result":"answers","port":443},{"address":"2600:9000:2111:5a00:7:7dca:bc80:93a1","result":"not tested"},{"address":"2600:9000:2111:8400:7:7dca:bc80:93a1","result":"not tested"},{"address":"2600:9000:2111:fa00:7:7dca:bc80:93a1","result":"not tested"},{"address":"2600:9000:2111:8000:7:7dca:bc80:93a1","result":"not tested"}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"mailin.ng.telekom.net","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns1.telekom.net","ipv6":true},{"host":"dns1.telekom.de","ipv6":false},{"host":"dns2.telekom.de","ipv6":false},{"host":"pns.dtag.de","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.","hops":[{"url":"https://telekom.de/","address":"2a05:d014:73f:ec04:23ef:c018:758f:d821","status":301,"tls":"valid"},{"url":"https://www.telekom.de/","address":"2600:9000:2111:6c00:7:7dca:bc80:93a1","status":301,"tls":"valid"},{"url":"https://www.telekom.de/start","address":"2600:9000:2111:6c00:7:7dca:bc80:93a1","status":200,"tls":"valid"}]},"receiptId":"GbT3uPyXQT"}