cascem.org.mx

Issued by R3

About this certificate

This digital certificate with serial number 04:1a:37:99:ae:e0:9f:4b:60:a0:10:13:1b:dc:7d:36:28:7b was issued on by Let's Encrypt.

With 3 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=cascem.org.mx

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1a:37:99:ae:e0:9f:4b:60:a0:10:13:1b:dc:7d:36:28:7b
Serial Number (int): 357370390775108591519063962415943764027515
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 39:56:53:69:80:52:cf:55:3a:e0:c9:25:5b:80:c5:0c:13:53:cf:b9
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 13:a0:16:e0:23:3c:60:21:13:17:5b:27:0e:76:e4:df:bf:8f:6c:28
Fingerprint (sha256): e9:45:f0:57:ee:c8:37:19:8a:45:68:ca:25:a6:d7:fc:48:db:96:11:19:35:be:8c:55:b6:e4:d4:85:e6:b0:b0

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

Revocation information

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

Check the revocation status for certificate cascem.org.mx

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cascem.org.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

cascem.isocron.net
cascem.org.mx
www.cascem.org.mx

Other certificates including the domain name cascem.org.mx

(limited to 100 certificates)
cascem.org.mx
cascem.org.mx
cascem.org.mx
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cascem.org.mx
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cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx
cascem.org.mx

Certificate

The complete raw certificate details for cascem.org.mx in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFDTCCA/WgAwIBAgISBBo3ma7gn0tgoBATG9x9Nih7MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMjYxNzU4MzRaFw0yNDAyMjQxNzU4MzNaMBgxFjAUBgNVBAMT
DWNhc2NlbS5vcmcubXgwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCi
fypdkzmmEJ3oTadfBueJfjgZECCx1v+qTz2pA0fztlUFiNECz8wCe+0+VUzsEMm1
P0hsnUluzTdRnPOyUWbwi2VyOMSxFifKVYdo8z4rK7Uy3ng07fDh845QMjTGJaF4
O0zvVgjZ2E3AqFft4KhIF5OuelcotXhrXmm/HWNaiD/Fg7UminOqnJ1lFvz89Qde
jSGcqWW+tKU5NQZ1jhZEw9meDe/KXB4/M65ddJOfis2RdnzyMpcQaYnOIJCBqBd0
RVDUr9sgP1cMkch5RDi2iMldXBqdJpj7oiv7dI6JRSHLbxOnkPoCF5wJz6ufhr1i
BG3EKpWm3euyVVboJos9AgMBAAGjggI1MIICMTAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFDlWU2mAUs9VOuDJJVuAxQwTU8+5MB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ
QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz
Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv
MD8GA1UdEQQ4MDaCEmNhc2NlbS5pc29jcm9uLm5ldIINY2FzY2VtLm9yZy5teIIR
d3d3LmNhc2NlbS5vcmcubXgwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEDBgorBgEE
AdZ5AgQCBIH0BIHxAO8AdQBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+rOdiE
cwAAAYwM/2i+AAAEAwBGMEQCIH3rCMeyX0eDA60zmlBqqh2OvuOOSN1borW9HA9H
VDnuAiBA/0UI9EXB062y31mNjvCXkblUMsJypm8wegtJ3sJRAwB2AO7N0GTV2xrO
xVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAABjAz/aMMAAAQDAEcwRQIgDr7BFbN3
WsoZkUB/UuS9e70IKLm0eGvOcSrcrKcl3cUCIQCm0Ca+zh+ol4R1Y6EVVFUBgFo7
itvwCCjzatu2kDDJxTANBgkqhkiG9w0BAQsFAAOCAQEAOC3di1gBVMrvJyMA79Em
oF2OVealxIjKJAIp0JtQNtMaOeaQBux3z3bTy1rUpdLVJcqndDRF3Y/Jz8YSTU3F
W9dB/vYPM75d8Vx0kzX4gaCdlzz0BmTJ1E8tQax3YCHQYJn9CfOwzw1aGeEILv1D
RpV/2mkraMIivcORBc7oQ0EISDiQdyjAx2dgzHZD/+INZLrCTQnbu9wZFhHxUscA
5Wvs4bj6hPfjmRO8HUXR1SOJSLcYpzFhk0f1+S5vW1miMQvuZQXVn234m+/gJFR2
a0DvPMO+kfxlYSxGkKqMiT/4PA0EZ+ahJRuuCLwjsNPWPBSXbiOn3YQNsYPvYeRj
FQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAon8qXZM5phCd6E2nXwbn
iX44GRAgsdb/qk89qQNH87ZVBYjRAs/MAnvtPlVM7BDJtT9IbJ1Jbs03UZzzslFm
8ItlcjjEsRYnylWHaPM+Kyu1Mt54NO3w4fOOUDI0xiWheDtM71YI2dhNwKhX7eCo
SBeTrnpXKLV4a15pvx1jWog/xYO1JopzqpydZRb8/PUHXo0hnKllvrSlOTUGdY4W
RMPZng3vylwePzOuXXSTn4rNkXZ88jKXEGmJziCQgagXdEVQ1K/bID9XDJHIeUQ4
tojJXVwanSaY+6Ir+3SOiUUhy28Tp5D6AhecCc+rn4a9YgRtxCqVpt3rslVW6CaL
PQIDAQAB
-----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 357370390775108591519063962415943764027515
 . . . . . . . . [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 2023-11-26 17:58:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-24 17:58:33 +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 'cascem.org.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 20513313044935241445503682656781348757029499602843231935460673633861770237513007501640162964398035241192177479280184564420796858407494489850928678978794938414855482219575348704748770846816958075321630236938069285499131003827935564699012903201944067592471013728791615531511120758186529679180394455932217003702150622364896368561280927777490733137610958518027286817489503612360595340072938398805482617861778778310804598799738278435770220485808101017737107544802998250041568246913677970273506153335296309187390654530920291731751389350492057838131152151356474034582078808747282407965735181111613925372579317801680370043709
 . . . . . . . . . . . . . . . . . . . . [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)
							395653698052cf553ae0c9255b80c50c1353cfb9
 . . . . . . . . . . . . . . . . [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 (56 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cascem.isocron.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cascem.org.mx'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cascem.org.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)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c0cff68be000004030046304402207deb08c7b25f478303ad339a506aaa1d8ebee38e48dd5ba2b5bd1c0f475439ee022040ff4508f445c1d3adb2df598d8ef09791b95432c272a66f307a0b49dec25103007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c0cff68c3000004030047304502200ebec115b3775aca1991407f52e4bd7bbd0828b9b4786bce712adcaca725ddc5022100a6d026bece1fa897847563a115545501805a3b8adbf00828f36adbb69030c9c5
 . . . . [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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