elearning.gruporumos.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a8:48:6b:fa:64:ac:1b:b6:ae:d2:1e:33:96:ca:1f:a5:db 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=elearning.gruporumos.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a8:48:6b:fa:64:ac:1b:b6:ae:d2:1e:33:96:ca:1f:a5:db
Serial Number (int): 318600560508037261060849974067378939471323
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 99:ee:82:e0:00:68:8c:8b:f3:04:fe:61:04:9a:68:cf:1d:2d:86:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b2:a0:bd:45:b8:fd:18:d6:94:53:0c:2b:31:be:58:16:bb:31:ee:c2
Fingerprint (sha256): d8:6c:9b:59:f8:2e:f9:bd:a4:63:da:f7:ff:58:32:2b:fd:08:ef:27:a0:88:c7:43:f1:0e:b8:15:6e:e8:08:6b

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate elearning.gruporumos.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for elearning.gruporumos.com

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

elearning.gruporumos.com

Other certificates including the domain name gruporumos.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for elearning.gruporumos.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy7bB6U6eGtEpnf30BzW7
D5x+ASZqFe3v13a+0Xfison6Sft28qEmvvsaw4p4alEetSfdTgoMopkyZuYDY1s2
bBEtBepUNhIVFSOWYtkeBnYJM/oZT3QzTDSZLzotGs3MUbHk4Q4VwYwewYqtZsj3
5t2vm1/U8aI3TQ0+g28mCeufPK+E8DXScPyuegIHiqQc48rHI15hNipz4x3YE1gA
q5d6rCvIuM3KUw6fOCa1A8RVh0tdgj2PGQlI2so9sbnOlMDVg2rR2F2CyyWQwcr3
/Y2YV1VtPpdHjZ7f/H6Hvis+HML/82uDe9B97H1unl9pC0SMeEbrymuDyR88dKGz
uQIDAQAB
-----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 318600560508037261060849974067378939471323
 . . . . . . . . [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 2018-08-25 03:11:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-23 03:11:58 +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 'elearning.gruporumos.com'
 . . . . . . . . [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 25716496973567907441206954643303930382012924316337172483391050247457304621553924506875037304737462369269764238357222201156553038387312808308266878686886397975018424631385620662837537789579889946988743918467888529948004872625589314256322872271634204732493007005432673170239852591356181694169453640635389351448788695793121656147201310937438726447929666184778754245587450516900589534645289102828716832013501772632199599677902932435752217071421569400350163511105852914057729270217474341578791938309548008137272276556901645273565350678417778227987448506382874481896370271787756464039485235103148689293836696184459588907961
 . . . . . . . . . . . . . . . . . . . . [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)
							99ee82e000688c8bf304fe61049a68cf1d2d86bd
 . . . . . . . . . . . . . . . . [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 'elearning.gruporumos.com'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c000001656f4811980000040300463044022065dcbc6452c2d58d2785901c8b532fd45447d8d7c664d92d7641ac92237ae16a022024542947c3f531c97a9d5156b225ba7180725b8d7f8ecc8c494d1307f698d1df007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001656f481186000004030046304402205b25e9a58c79050ee565072f1b475367fffb51197a780991314f5adc1379224d022069bd09a077b56f19e422c8fe3a6ac5402352220b2253935c1a93e7e51cbf0db7
 . . . . [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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