www.masstrans.agh.edu.pl
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:16:9e:c5:0c:65:0a:c9:e7:12:c2:d9:35:23:65:c9:84:2b 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.masstrans.agh.edu.pl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:16:9e:c5:0c:65:0a:c9:e7:12:c2:d9:35:23:65:c9:84:2bSerial Number (int): 269034111024750832798189000317818624377899
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ce:21:3a:cd:da:4d:7c:a6:de:a9:71:c2:bd:90:57:f6:9f:53:9a:e0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 69:d1:0d:c7:c4:0f:a8:56:be:8a:dc:7b:6e:68:6b:3c:57:d6:ed:c0
Fingerprint (sha256): 05:aa:3f:1b:2a:86:fa:13:e2:38:8c:14:9a:52:04:6a:61:de:58:e9:88:6a:5d:f4:50:54:77:f2:2d:91:19:b2
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.masstrans.agh.edu.pl
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.masstrans.agh.edu.pl
Public Key Algorithm
RSA
Key Size
2048
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.masstrans.agh.edu.pl
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Certificate
The complete raw certificate details for www.masstrans.agh.edu.pl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFaTCCBFGgAwIBAgISAxaexQxlCsnnEsLZNSNlyYQrMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA0MDUyMTM3MzVaFw0x OTA3MDQyMTM3MzVaMCMxITAfBgNVBAMTGHd3dy5tYXNzdHJhbnMuYWdoLmVkdS5w bDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAJ5gQmQI2lGaIa4SrxxA 5xmNfbygbVDx2y7amscYg1tSegu4Zl4DhlH3ZAISyYVqdcLqztQxdY43baAni65J XSwCyI7MBjST0eW4Y4dq4/T2zvAPIgyWTTRamu6x6Ea0VuWflF+prLZ2Tbz6qcnV oAdfjUuRtHGYqhAjj/D88QgoY+coxTZRkyblcA/ykt6JdVPYBc7zfYmfbw3zdh2x QNIvdg5RGnBXsPTqq+ThCwZGZBKJ4+UbD/BwugLC37zJsg0Qaj3G901Pta/30fHs nOR/eT2fffkpynwHzBfWyd4jP3dWTylr/x1+cECfap7NoAaONrSBk17OrVXhDu6V j68CAwEAAaOCAm4wggJqMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEF BQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUziE6zdpNfKbe qXHCvZBX9p9TmuAwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYI KwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0 c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0 c2VuY3J5cHQub3JnLzAjBgNVHREEHDAaghh3d3cubWFzc3RyYW5zLmFnaC5lZHUu cGwwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEF BQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQC BIH2BIHzAPEAdwDiaUuuJujpQAnohhu2O4PUPuf+dIj7pI8okwGd3fHb/gAAAWnv pmzCAAAEAwBIMEYCIQD4dHLCib1g7iFZCu7tznxLg07n711+uorB2UqyjdhdlgIh AMy4rG5tzM/KOrPhRtTIBuDuMtEa0+x67eeGjhtAzSuRAHYAKTxRllTIOWW6qlD8 WAfUt2+/WHopctykwwz05UVH9HgAAAFp76ZvMwAABAMARzBFAiEA+rm5iC78uVTC iSJUyjFZ7A32wYgsMWtuAXHol/QX2BMCIBq5pgWRR4d25+xvOW3wbOZrpdDwpB21 oBmifsXW665qMA0GCSqGSIb3DQEBCwUAA4IBAQBDlmmgvr2SLCky7tV7YD6JsX3O MrgYjm04pRDHLcokW7iw+95KehMnKCtQlczJX/jlgBavF0x39njnuBE6atPWvfnr r/YJc9sFSknJgWjvjjyRM6RfgRM3G6IbZBfLFhsUfyAfsLzf9hKtemc4ZeEjLSVM SSyKBgLndzqEeFqAhHp/aGUNe0G3cBY26/ZizbJ1ViLVmmW4VJsIQ81zbjl9XLsQ Lp5XTBznykOMMY+i9Iz++ncn+zLaThP0D379X7vwbz9yXLsgctVbCdO03Jk1Qvup o9aoK22sbeB5TgE6By2xfIO6OlHXjrv/QguBFpvm+USyw57OUc0CEvP7ep1H -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnmBCZAjaUZohrhKvHEDn GY19vKBtUPHbLtqaxxiDW1J6C7hmXgOGUfdkAhLJhWp1wurO1DF1jjdtoCeLrkld LALIjswGNJPR5bhjh2rj9PbO8A8iDJZNNFqa7rHoRrRW5Z+UX6mstnZNvPqpydWg B1+NS5G0cZiqECOP8PzxCChj5yjFNlGTJuVwD/KS3ol1U9gFzvN9iZ9vDfN2HbFA 0i92DlEacFew9Oqr5OELBkZkEonj5RsP8HC6AsLfvMmyDRBqPcb3TU+1r/fR8eyc 5H95PZ99+SnKfAfMF9bJ3iM/d1ZPKWv/HX5wQJ9qns2gBo42tIGTXs6tVeEO7pWP rwIDAQAB -----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 269034111024750832798189000317818624377899 . . . . . . . . [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 2019-04-05 21:37:35 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-04 21:37:35 +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.masstrans.agh.edu.pl' . . . . . . . . [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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19993119433780697355735158491374669384935399099341315735525935754378433841494864446951854807082868362979865554600222364932850214393382655840123980371273519189921121773946813762963712717942868745237204511942537164633038933528042067620928003021349219025580961003061797855079901330423371951961481938159854342623734528693417476352550366355291632556081257999929019331829357114123997508525267791422654196826452004659615956923976227454575515569101234557392718588229626284533947471089730543977473218559110868151711980863900661316907357259198186983799113086235506390953835984280594387592013824653433488702220517033858385153967 . . . . . . . . . . . . . . . . . . . . [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) ce213acdda4d7ca6dea971c2bd9057f69f539ae0 . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.masstrans.agh.edu.pl' . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000169efa66cc20000040300483046022100f87472c289bd60ee21590aeeedce7c4b834ee7ef5d7eba8ac1d94ab28dd85d96022100ccb8ac6e6dcccfca3ab3e146d4c806e0ee32d11ad3ec7aede7868e1b40cd2b91007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169efa66f330000040300473045022100fab9b9882efcb954c2892254ca3159ec0df6c1882c316b6e0171e897f417d81302201ab9a60591478776e7ec6f396df06ce66ba5d0f0a41db5a019a27ec5d6ebae6a . . . . [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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