www.aus.pt
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:8b:51:9d:51:61:d3:b2:e4:09:d3:b8:a8:f3:03:d6:93:f8 was issued on by Let's Encrypt.
This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.aus.pt
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:8b:51:9d:51:61:d3:b2:e4:09:d3:b8:a8:f3:03:d6:93:f8Serial Number (int): 308744591106182381777341631820657214264312
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 2a:3d:32:5d:9e:fc:f9:c6:39:4d:b6:3a:e3:a8:00:cb:a2:99:62:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 20:e4:ae:24:29:ee:d9:25:02:d3:79:ed:f4:f5:c2:72:71:2e:d3:c7
Fingerprint (sha256): e7:0f:d8:b3:d2:22:d1:d9:3b:33:b5:ba:b2:ec:65:1a:25:95:76:11:6e:ba:44:fe:a7:e2:24:19:5a:77:76:54
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.aus.pt
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.aus.pt
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
www.aus.pt
Other certificates including the domain name aus.pt
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.aus.pt in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSzCCBTOgAwIBAgISA4tRnVFh07LkCdO4qPMD1pP4MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMjgxMjQ0MDdaFw0y MDA2MjYxMjQ0MDdaMBUxEzARBgNVBAMTCnd3dy5hdXMucHQwggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQCnRaLv1KyyQCf2wJgjyE55Kav4WhmlJzuDd761 /tNUtP679ymBvG/Cn3n8SgUAbtCGs64Y2wROUVebNAxG7aSdp4XA+HKv6QDKYeqk lGmKqr9aCmTbeGGd8b0aqAWXhOih9lfdH2qdVuHxmWIaAMaKxWpsqQiXMuGi3XgZ 87fsHFFcWoaM8wIaXzzfnU04spMupBW9EPEpNqdFBLIqbgwVNJK+48MEQcWg0/Lq QaAcr9+1KXl3X5VP4v5zxHAqws32w9BZFr2m05+4pRqBQ3Nsc5q3IyZTy7nToidL UXUeVxr0f2WAS2+Bq9PgAhjzje4BiBodt7FfV67sXOLgdntGEssjju5EC1vBK+7V JSaWlZMTunggizv2nZVGWOr09XVrgzCGGeapXcAHer3BSca7UanNZspWOMO43oHR b/JyCp2UcBDlTEibJaHgpI0jP1XxyR/pgijrq5mWcRIjV5085fV6EboInIPmiYZV /9Ipw3HSgCqm+qjyH/XtAwfPUYvX3WFtsaKn7z8Hv+XCTgNGTa4zySwqa31QbU6V HqUBS4L1/j/TlHo+2FTm54bL9FUoxqJPhrmh0PBco2relmhbqMUA/JYVjxKYUbz+ GYteKX4Wa1meIH4whkJMS21nk0eF1nPxAIZagO/PrnLAENc8FOW2Cqev3dIAop1p 6DckPwIDAQABo4ICXjCCAlowDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQqPTJdnvz5 xjlNtjrjqADLopliVDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMBUGA1UdEQQOMAyCCnd3dy5hdXMucHQwTAYDVR0gBEUw QzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHxAO8AdQDw laRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAXEhYq+DAAAEAwBGMEQC ICwf3aqmoiva4bvT2/mIowUxWNNvuaK+JWG9tLYjly2NAiA1xp7Z4+b0dyErdC19 4ukXT+EM0sMV5pCOdVTFi2rnYQB2AAe3XBvlfWj/8bDGHSMVx7rmV3xXlLdq7rxh Ohpp06IcAAABcSFir7cAAAQDAEcwRQIgG0GuA7qD35rgoM/wWP0Ms5AkPHgkpXT+ 93fWqwjt+/gCIQDRsay/a2SIt9jY6k0Bew1R6AlcliZid6WtQ5SJZcXKJTANBgkq hkiG9w0BAQsFAAOCAQEAC9WhPt/fnSnT/DUMjHHuZpCCXveUs6YwPpmYyS52qK1e dbi6DSk+ESiKN/pgenDwpa67hStSvEOqewZTR3t5pnLmQaoQpMgMvyWGVQE1rHPZ HMzGwJCqv/1q2xxiwgoujTnMx9V/toAtbVWjZsiUoXREh3BmB2iEl/Xs/CkxIeIC UFXWo4qr8vaoGhrAttQDazvNZYJrTNi26G5GHdiHDOX2AmYIaxMu+omyfdC6D7+E oOIN76T3tGq99I/Yq9ZSrrrQ9SkcwRUxIJho0xAKk+VcDBjwExazXe6ddHwaqarb 33819hDWnCl0Nvhtt9LTdpbNcWV/2thMLPUR+A3ITQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAp0Wi79SsskAn9sCYI8hO eSmr+FoZpSc7g3e+tf7TVLT+u/cpgbxvwp95/EoFAG7QhrOuGNsETlFXmzQMRu2k naeFwPhyr+kAymHqpJRpiqq/Wgpk23hhnfG9GqgFl4ToofZX3R9qnVbh8ZliGgDG isVqbKkIlzLhot14GfO37BxRXFqGjPMCGl88351NOLKTLqQVvRDxKTanRQSyKm4M FTSSvuPDBEHFoNPy6kGgHK/ftSl5d1+VT+L+c8RwKsLN9sPQWRa9ptOfuKUagUNz bHOatyMmU8u506InS1F1Hlca9H9lgEtvgavT4AIY843uAYgaHbexX1eu7Fzi4HZ7 RhLLI47uRAtbwSvu1SUmlpWTE7p4IIs79p2VRljq9PV1a4MwhhnmqV3AB3q9wUnG u1GpzWbKVjjDuN6B0W/ycgqdlHAQ5UxImyWh4KSNIz9V8ckf6YIo66uZlnESI1ed POX1ehG6CJyD5omGVf/SKcNx0oAqpvqo8h/17QMHz1GL191hbbGip+8/B7/lwk4D Rk2uM8ksKmt9UG1OlR6lAUuC9f4/05R6PthU5ueGy/RVKMaiT4a5odDwXKNq3pZo W6jFAPyWFY8SmFG8/hmLXil+FmtZniB+MIZCTEttZ5NHhdZz8QCGWoDvz65ywBDX PBTltgqnr93SAKKdaeg3JD8CAwEAAQ== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 308744591106182381777341631820657214264312 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-28 12:44:07 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-26 12:44:07 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.aus.pt' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 682410293812574943461850351867597412623687305025666592308418699652378914226026959090142364048233755148165086328783788017747393379848398675108791980892584058207076343852433370696735340627490674599671645103930784761266543392617215206442863935842890129690201279343009822851626020132298431564613493126537173805591511883372701822565079326800625416224935103297369509417963264947488881960042317850882262320155527852353298671256309663629184178389269105806558213037108280883229119056219777971963583833135305590418089882496804616690413151872752043686492478614363894271264532663467796739452911678762509004298663350608488759752069173571746002189470901170512726384076852965473837283798713150208020620777697501198613140949492790821837060309327426439011923098142175126478847129707295305299718345359416179773230413204136823826871460253452564122924038828212600940364727729208422748841043801295607355067404927934099883428585452989397927258633926863553485790718590480873388998282099808969927622267921263490267711624488377371030166838429359312409509095303012762613722631476811725331257084802822067644555008837590164197877115236477371068133468011137601189528051328370587297360899062981078161030212132153199322764536606794827128467103698192058728968561727 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 2a3d325d9efcf9c6394db63ae3a800cba2996254 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (14 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.aus.pt' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001712162af83000004030046304402202c1fddaaa6a22bdae1bbd3dbf988a3053158d36fb9a2be2561bdb4b623972d8d022035c69ed9e3e6f477212b742d7de2e9174fe10cd2c315e6908e7554c58b6ae76100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001712162afb7000004030047304502201b41ae03ba83df9ae0a0cff058fd0cb390243c7824a574fef777d6ab08edfbf8022100d1b1acbf6b6488b7d8d8ea4d017b0d51e8095c96266277a5ad43948965c5ca25 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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