www.preparatoria3.uanl.mx
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:47:f5:ee:9a:ef:1b:1b:15:f7:93:e5:5d:30:70:ab:23:18 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.preparatoria3.uanl.mx
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:47:f5:ee:9a:ef:1b:1b:15:f7:93:e5:5d:30:70:ab:23:18Serial Number (int): 372936091546482251813497644963282899641112
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c6:7c:fc:9d:c7:ef:e6:8d:81:2a:b1:6b:ce:50:6b:cc:7d:f7:63:e4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 84:d1:19:64:26:88:78:75:3b:a7:d5:cc:79:23:3f:8d:83:e0:c8:72
Fingerprint (sha256): 0b:9d:4f:70:2f:d1:28:77:36:1b:5a:eb:25:38:b6:8b:cf:5e:68:26:75:bc:64:4d:86:a4:89:7d:13:13:ea:c4
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.preparatoria3.uanl.mx
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.preparatoria3.uanl.mx
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
preparatoria3.uanl.mx
www.preparatoria3.uanl.mx
www.preparatoria3.uanl.mx
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archivoprueba.db.uanl.mx
fusion.uanl.mx
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biblio.uanl.mx
pisis.fime.uanl.mx
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Certificate
The complete raw certificate details for www.preparatoria3.uanl.mx in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGNDCCBRygAwIBAgISBEf17prvGxsV95PlXTBwqyMYMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEwMjExNjM2MThaFw0x OTAxMTkxNjM2MThaMCQxIjAgBgNVBAMTGXd3dy5wcmVwYXJhdG9yaWEzLnVhbmwu bXgwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDHl/Xva+KDCIfH8omT WBDuyr5IzKHmmHKIS9P54gwTFQwwetKruBoLg7M93yOoeomTwqjeA3KHwhrsm5IE T3C68J0gUuorGbrUCyoj7gNNUMXwOUB+y75zLKwY9f264TujemUU9mQ+Xa+PS122 YCHgoJTxnf3TFKYbbT2KZz5n/ThfAzOBab+Mp4Zv7LHrVg6oj46vUmltKKR7lTHq Rdxg4PLRI04lMgyIsCME5weZYUdAtDxzee0NfvK+LhJiprl1dsIF0Qt88ZGFOl2r JB7+5VjzrxVKRI+NaVHON9j6QCoi4wsyBJNjM9HadULBRpCTz4rAiQruvEDs2/32 XmKXAgMBAAGjggM4MIIDNDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFMZ8/J3H7+aN gSqxa85Qa8x992PkMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wOwYDVR0RBDQwMoIVcHJlcGFyYXRvcmlhMy51YW5sLm14 ghl3d3cucHJlcGFyYXRvcmlhMy51YW5sLm14MIH+BgNVHSAEgfYwgfMwCAYGZ4EM AQIBMIHmBgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5s ZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0 ZSBtYXkgb25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5k IG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kg Zm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wggEE BgorBgEEAdZ5AgQCBIH1BIHyAPAAdQB0ftqDMa0zEJEhnM4lT0Jwwr/9XkIgCMY3 NXnmEHvMVgAAAWaXsvCkAAAEAwBGMEQCIA7AT132UHes+NrppacBLMMd9ICFvGjM Eix20KHMi9YjAiBcH8WbwnqIDwO1MC1oMvZZBwwZProWLoFNVRakGA8yvwB3AGPy 283oO8wszwtyhCdXazOkjWF3j711pjixx2hUS9iNAAABZpey8LoAAAQDAEgwRgIh AIcpRqpDg8nm8UrTDPW2eJU+pT6XZV1achyfP7eJerOyAiEAxXMFD4VK4w6DMXi+ oIOVqpi8VjXREprrmUQp5LZmf3MwDQYJKoZIhvcNAQELBQADggEBAFwLyAFcTOE9 WjdaO6bBx59fmWe98GWNf8j/+/F1c7eEgOlW+2+2pqGxexqHso0UMk+UMWCRCC5a ky/HdohbpuvdpQoG0fdXKuVOFyo8EnhSG2mRsSjeGfgzljWC068568Nm7O3MsApN xl8E7/nhoA7OYTNzYb4BouAUhd5h6UU0q1h/V8PYb8ZId90PkM/vWetcusUnTnnk EFU9zvod7W4fIhyO1oZ7phcfTl8wVYF6lDdNEnuRW4FLMs++3hSGW1qek1dA627G 5BharRvh0MbNyfjiLighx4d43kXNu6/MV2uj6/bKF7Y8Jo37zEIusDasVjIS7b7q glwInMMq2KE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx5f172vigwiHx/KJk1gQ 7sq+SMyh5phyiEvT+eIMExUMMHrSq7gaC4OzPd8jqHqJk8Ko3gNyh8Ia7JuSBE9w uvCdIFLqKxm61AsqI+4DTVDF8DlAfsu+cyysGPX9uuE7o3plFPZkPl2vj0tdtmAh 4KCU8Z390xSmG209imc+Z/04XwMzgWm/jKeGb+yx61YOqI+Or1JpbSike5Ux6kXc YODy0SNOJTIMiLAjBOcHmWFHQLQ8c3ntDX7yvi4SYqa5dXbCBdELfPGRhTpdqyQe /uVY868VSkSPjWlRzjfY+kAqIuMLMgSTYzPR2nVCwUaQk8+KwIkK7rxA7Nv99l5i lwIDAQAB -----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 372936091546482251813497644963282899641112 . . . . . . . . [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 2018-10-21 16:36:18 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-01-19 16:36:18 +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.preparatoria3.uanl.mx' . . . . . . . . [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 25196357294638939895853863730511714724987021249847712362241647822774068019231033098138131233944878375565263957860359812658374248829713176499268072875051326274151163737491347238851984191780863964437539127091370481462417165057667972025206149276645507392914239651844558262154565338023598374105014212093588998702088741609237861993250756002109502719861325321943464331813423830637066800933760525993969160469251276007603443701934326513074414108436391047162543637060124400257551237051760989400490311342708248137170252051432819812120303819725489130975039872442694755166856916991871691486553652844077029594509839851080145330839 . . . . . . . . . . . . . . . . . . . . [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) c67cfc9dc7efe68d812ab16bce506bcc7df763e4 . . . . . . . . . . . . . . . . [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 (52 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'preparatoria3.uanl.mx' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.preparatoria3.uanl.mx' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016697b2f0a4000004030046304402200ec04f5df65077acf8dae9a5a7012cc31df48085bc68cc122c76d0a1cc8bd62302205c1fc59bc27a880f03b5302d6832f659070c193eba162e814d5516a4180f32bf00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016697b2f0ba0000040300483046022100872946aa4383c9e6f14ad30cf5b678953ea53e97655d5a721c9f3fb7897ab3b2022100c573050f854ae30e833178bea08395aa98bc5635d1129aeb994429e4b6667f73 . . . . [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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