webapp.siia.umich.mx

Issued by R3

About this certificate

This digital certificate with serial number 04:2a:04:e8:76:0c:1b:0a:30:07:fa:37:30:49:82:9b:e1:cd 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=webapp.siia.umich.mx

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2a:04:e8:76:0c:1b:0a:30:07:fa:37:30:49:82:9b:e1:cd
Serial Number (int): 362747527056858161387871168684684329345485
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 78:96:f7:12:9b:d2:ff:8b:2c:7b:38:f2:16:2f:e7:f6:d5:b5:33:89
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ec:33:63:ba:fc:65:95:ee:0e:37:af:cf:5a:c7:f9:9d:bd:7e:16:3b
Fingerprint (sha256): 03:fb:fd:41:e9:07:ed:53:2f:b1:0c:a7:c9:b4:7d:a9:30:cf:9c:9c:e8:f3:eb:13:67:bf:19:9f:d8:a7:ce:07

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate webapp.siia.umich.mx

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webapp.siia.umich.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

webapp.siia.umich.mx
webapp113.siia.umich.mx

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sabermas.umich.mx
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Certificate

The complete raw certificate details for webapp.siia.umich.mx in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuyWVzggOUuZDL7liv+VM
+Fl+01ZnoUx76PpCwbGa5N2urAcpD+OTdPNciHSb1OiDUfeU19bFsCdo1XOv2bIu
4rAeC+HNTrFZwjqUBbprlUY/XrBxk3ws/Z8rWtuKfv0aS0p3JQoRJ7Eo4R6+NnuL
jxDf+RuXFRsUK77LBVpMqu0Pxg0GPxzCik1N3f8RK0LxNVB8069W+2w9aZLTnl0B
GiT7sDN+SUcNAjF1N/fnZ2e/8/dOZZym36I/DuqkPHReKb69TZbk4S14L5BKmrjR
sTuxf/f1kycxT0AZuECum0ITecJXtVEDMV4V+sz+oPi+Z1M1nk6r7zr4WHlu4dbN
BwIDAQAB
-----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 362747527056858161387871168684684329345485
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-31 14:23:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-29 14:23:40 +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 'webapp.siia.umich.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 23625096969234966221012561788972467577679068731608368421845109243057860347820719259019928748739670670121363231910287226006919658602723125472436449502874551840486930431787526190417635771087025007094450478580277795718817685751514943009959499044738287756914262571874611681003111242707793632315136386242777339502733135838009852377963868542768821241307120675293178225183335733470645622024415580977506545097122265914941247530597627992107955361443317386856888016813182782307417315543355694782967902749360908204418117190669204052331852157855002764135096210507512129372302185414702491318782011357216232662763817848180938558727
 . . . . . . . . . . . . . . . . . . . . [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)
							7896f7129bd2ff8b2c7b38f2162fe7f6d5b53389
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (49 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webapp.siia.umich.mx'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webapp113.siia.umich.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189ac8c47050000040300483046022100b5c5cc6193e008cd517578781c2db03deed075899e768e61221ca62655325716022100dfb84bd80a055f04c9fca98bbd391fa8bc6a3d08cef2df3e8834b4d22df82620007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000189ac8c47a30000040300473045022100b041d33c34913be7314064db929792c410f506e2f894960c23e82af7bb13d69b02207a658cd7eb8d74cf7e7ef3ea3dc8d192530d0fb990bdea6586fa583bf1674ae0
 . . . . [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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