academia.cobrecom.com

Issued by R3

About this certificate

This digital certificate with serial number 03:f0:46:13:42:91:af:b2:1e:c7:bc:5b:e6:11:95:c3:ab:19 was issued on by Let's Encrypt.

With 14 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=academia.cobrecom.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:46:13:42:91:af:b2:1e:c7:bc:5b:e6:11:95:c3:ab:19
Serial Number (int): 343097771819832720060358485839097398274841
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3f:07:4e:58:e0:7a:af:16:ea:89:3b:e3:00:32:2c:76:cc:04:d5:a0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 77:19:58:a8:fe:ba:70:82:f7:e2:6a:4a:e6:ad:83:7d:1f:e8:75:1c
Fingerprint (sha256): bb:72:55:97:50:bb:dc:cb:d3:de:39:d4:d7:a3:ad:f7:58:2f:b7:59:0b:d9:03:8d:58:37:e0:38:6a:27:d9:f4

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

Revocation information

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

Check the revocation status for certificate academia.cobrecom.com

14

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for academia.cobrecom.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

academia.cobrecom.com
academia.cobrecom.com.br
blog.cobrecom.com
blog.cobrecom.com.br
cobe.cobrecom.com
cobe.cobrecom.com.br
cobi.cobrecom.com
cobi.cobrecom.com.br
cobrecom.com
cobrecom.com.br
team.cobrecom.com
team.cobrecom.com.br
www.cobrecom.com
www.cobrecom.com.br

Other certificates including the domain name cobrecom.com

(limited to 100 certificates)
academia.cobrecom.com
academia.cobrecom.com
academia.cobrecom.com
academia.cobrecom.com

Certificate

The complete raw certificate details for academia.cobrecom.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4x9t5vDxMDsUjun6Ms2f
iLv22FWCh4W65iTozsaiv0hib7sCp0UVd7O36UkqZVSlY3Zs3O6vk1FErsQ2rDC6
V9Zea0wZMGSMAqm0MOMDFDzLZ7584KWo4w8etzx4YOgfkYQTydtwnPijfMIcRPc1
A7Jzl6IlU/Sf2mAxyMgnhtHeUlpIIQUGP3aIb5gQKob4nKNDaFPdTWkvGWoEpSMS
rlJOA71aQCjIcMVbKagE2ldtpYyX/hfrTEd2iROWa9QQn1ejbaA/3SpKbTqGTyC3
2SbCb6GtnD4f1KrY/oMkuCPav/xgR/rQoCUu8jcbfG4keD2egZjHkgRC6YAIg0OE
3wIDAQAB
-----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 343097771819832720060358485839097398274841
 . . . . . . . . [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 2023-07-13 07:42:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-11 07:42:19 +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 'academia.cobrecom.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 28671593595288354360234132496638650048803630948712708475289320656948035662729857548695184419339036924616094791458751539138077147297594531797296960023164799418124137535214931585754682495023482528173575645965713038183812132137601619800321454703024259081742034071961186846985409424472934972238735074139466059548025279212150729096677787914140872221212093964165255887813922214983194994694498282596153738884167493050948378905098177360279442811573084775002190042329436776575049633364341314520436538490851786324070722271286558465629538762944446078120288702062501643772816563790203027007071751209374682286428986826047617205471
 . . . . . . . . . . . . . . . . . . . . [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)
							3f074e58e07aaf16ea893be300322c76cc04d5a0
 . . . . . . . . . . . . . . . . [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 (287 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'academia.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'academia.cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobe.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobe.cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobi.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobi.cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'team.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'team.cobrecom.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cobrecom.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cobrecom.com.br'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001894e6a5d29000004030047304502206e60f49b54ce7c440033715ce32a39cc985289e2faa3f208fd800d44ffa2b5c4022100a0aab6dab2c1e1287689f5a8f5fd80b187931e299e2e567dcb7b169833f0e3b20076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001894e6a5d3a0000040300473045022018cc6e85c068d4fdd678a16227777bc7a66fcaabfc216c85fe37964b48ec71ea022100b8a4fe7643a26527ec8d41e1179ef7fe3f08bfba2f66c4024ed59b7d1b92a7c4
 . . . . [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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