DV SSL/TLS Certificate for jobspin.cz

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the jobspin.cz DV SSL/TLS Certificate

This certificate with serial number 06:0b:73:be:13:ef:e7:51:16:28:6c:09:7b:3e:3e:55:ab:dc for jobspin.cz was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for jobspin.cz provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:0b:73:be:13:ef:e7:51:16:28:6c:09:7b:3e:3e:55:ab:dc
Serial Number (int): 526570669786983092295662627813892296125404
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: df:0e:92:e3:05:31:6f:45:24:c5:19:1c:22:b8:17:af:2a:e6:60:eb
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 45:bf:48:46:ef:54:dd:2a:a8:bd:44:12:60:2a:2d:cf:88:a5:3d:f8
Fingerprint (SHA-256): c7:bb:09:77:68:2e:fe:b3:02:a8:8f:0b:9e:8c:7e:39:1f:1b:d6:e6:44:de:bc:a7:5a:ea:93:e8:5a:60:83:93

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/93.crl

Check the revocation status for certificate jobspin.cz
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for jobspin.cz

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for jobspin.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA29MMMJBi5E3aXtUUXkYO
qezGoxhvW6FcsPq1WENoyMjj0Kv/4oRTNsGT8EJY8syYIhM3eKXvGYWnmAeQzAwu
wz6sQKGvuQtHVxrR4RZpGLDPUcp1V3dklOQOApyxHmMtkQuW5wGNfei0BDAxEKJR
dk9o5pe9y7dDgcktWv+h/4ljxojfp4Te4Wokhxe9u+TgGPUCOeJUItpFZvGiZMII
JkALiLMZyY3M/i0mC+dXMSrPQKWgzAARiZDO6ZO3Z8fDz6q5LbjIF9AxQnjyCFMb
ZhAf/ByDMTJXo4DJtilZNMcc+CYY3pr6rvo3TpPkNgg6C3X9qBjXCbDaUM+YL/RG
7wIDAQAB
-----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 526570669786983092295662627813892296125404
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-15 23:34:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-13 23:34:52 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'jobspin.cz'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 27750260245826597568496200464659413973570720358555147798724969058482751754603733908366583189833802783448694518657204522870546507433254888688986792232693142484331887615124937463267910274829774861074153166300360453880644844963209020208422144849677022309658872180952866182104457088363811976321082862294386639486063826055266269325681460687210579704648740258619544514468940821535326571111483581719267551093422232417819967081234794078550314123499855563048129018508551717636559734976123400536881382258295088213786176240685948933040846789119111623755821865792478360680962089479028586286507768510382729996940518701388889605871
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							df0e92e305316f4524c5191c22b817af2ae660eb
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jobspin.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jobspin.cz'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/93.crl'
 . . . . . . . . . . . . . . . . [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)
							00f0007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001977627b7120000040300473045022058ccd1a7e2cd125eb0ec1bb003bbb852d298590a50c85b2363d693efdd1b1ecf022100f549430a5e606641014eef534d68c7d0ae353f4f4dda1d4bbe10050636919147007600af181a28d68ca3e0a98a4c9c67ab09f8bbbc22baaebcb138a3a19dd3f9b6030d000001977627b85c00000403004730450220134ecbe7cf40d6a4fa1878119e7c73a545139f9af9c08cbb1461994b94ce7173022100e41fa29a00a8dc1af9d5b58460a4a9f91c3a55a522e8f9a0217fd6649714394d
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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