www.cofiasa.com.mx

Issued by R3

About this certificate

This digital certificate with serial number 03:64:b7:e6:d3:d9:44:65:d5:4f:4f:30:f2:08:57:0c:6c:9e 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.cofiasa.com.mx

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:64:b7:e6:d3:d9:44:65:d5:4f:4f:30:f2:08:57:0c:6c:9e
Serial Number (int): 295609541735682794626905631169753817836702
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 93:fc:8c:e4:ed:a1:63:75:93:3d:00:4d:bd:bd:0a:a2:f8:c2:65:3c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 87:ba:2c:60:5e:df:21:14:bb:18:b3:ab:8c:d7:f8:fb:b9:63:f4:11
Fingerprint (sha256): 30:76:41:3c:dd:ab:81:d0:40:2d:5c:cf:18:26:ad:f2:dc:bd:1e:ad:67:68:97:f8:3a:65:8b:0d:0b:d6:b9:1e

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

Revocation information

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

Check the revocation status for certificate www.cofiasa.com.mx

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.cofiasa.com.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

cofiasa.com.mx
www.cofiasa.com.mx

Other certificates including the domain name cofiasa.com.mx

(limited to 100 certificates)
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
www.cofiasa.com.mx
cofiasa.com.mx
www.cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
*.cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
*.cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
mail.cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx
cofiasa.com.mx

Certificate

The complete raw certificate details for www.cofiasa.com.mx in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq7pDk5XaxT64LfrlO+qh
hRxNL7s9SbHHVZkr7L701/lqYZdpXwNOQq7tbUnCfrwBxzdQHjXF3OQvfNvOQE4f
TH7Nq+YzgJuVyqGUm+uAiclN0ghhVJFn1nXx/IhE5Ww/ecsPgFboL558qNueHBHJ
SRYISojT5VXw6K/GSW9Q7z2pJJkb4GKyxsYTq2iypEQS2n8H2M3LlqMmaxi9cNKs
dW7f7dXdR3lu9KsM+wVcA4K1Z1B6DCMOxg1Zej4B+bIR3DQ8eg+Wr5WdOcANAfBN
plO/iblUbGkUl5s6r1av7aYHy8Qxeiq2f69o9OLq3torfIOEUYqzqP8Pi8wbfqY6
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 295609541735682794626905631169753817836702
 . . . . . . . . [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 2023-09-13 08:11:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-12 08:11:30 +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.cofiasa.com.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 21678600336463399190258657813433368531237337086049706292363915328155183873131165731680746391147858706420846566385299581828017113543529210038478806436095968054712818499195652756728693011432221104715905355426703941686065836295006449613585354566646256921261535329002674040913741175580597100374457482955927527441016802066082474838148637207771797896481612472273516029797735511926265257919201233940895119689357335720998815602275277750637979620737211520022260070973217499347038389608440237237795520898339616234073241400567700721612269694783900968316257474761327782952726538161704514814910330193882026722368741538632437217863
 . . . . . . . . . . . . . . . . . . . . [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)
							93fc8ce4eda16375933d004dbdbd0aa2f8c2653c
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cofiasa.com.mx'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cofiasa.com.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a8dcf5c5c000004030047304502207458f1bc2955a04c1456c337cc80599adc19ab819aeee42351a8d2e544bc5485022100fdeee22fc46a51b3180f4c0364441617a68c180a70b76495f0abf35db3b83a28007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a8dcf5e81000004030046304402207e36e9d86dd4ae8a8705669cec15c6ff12ed77366f8d0b4afe4eb4e50f5e7daf02204584a244d4cfea466e9a3fada76c7de3e8b8e09b5835b6379789b535277a80f6
 . . . . [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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