*.poljskolabl.rs.ba

Issued by R3

About this certificate

This digital certificate with serial number 03:9a:cb:ac:b0:8d:4b:b9:54:8a:d4:e4:9b:92:07:6a:66:56 was issued on by Let's Encrypt.

With 7 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=*.poljskolabl.rs.ba

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9a:cb:ac:b0:8d:4b:b9:54:8a:d4:e4:9b:92:07:6a:66:56
Serial Number (int): 314011072240207965809241239733157768095318
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 16:ec:79:45:77:fa:79:a8:5c:f2:c8:97:63:c7:23:73:cd:39:73:7e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 94:18:72:58:ea:2a:2b:ac:2c:51:32:1b:71:7a:d4:de:b2:fe:bc:ea
Fingerprint (sha256): ef:64:4f:ed:7b:84:7f:40:2d:1a:b6:6a:ed:4a:67:ae:89:71:49:d1:c6:22:e3:4c:c7:54:ad:24:54:0b:3b:45

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

Revocation information

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

Check the revocation status for certificate *.poljskolabl.rs.ba

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.poljskolabl.rs.ba

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

*.algocentar.rs.ba
*.poljskolabl.rs.ba
*.pusonja.com
algocentar.rs.ba
pusonja.com
www.algocentar.poljskolabl.rs.ba
www.pusonja.poljskolabl.rs.ba

Other certificates including the domain name poljskolabl.rs.ba

(limited to 100 certificates)
*.poljskolabl.rs.ba
*.poljskolabl.rs.ba

Certificate

The complete raw certificate details for *.poljskolabl.rs.ba in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtnJJ83Y9OR+9s8RwYSKT
bO6cqW3pE3ltZ8UePehPbmOJG1SN9MmYQ3W9J+VggMohCLs4Gj09z7LZwWu8hNVn
tcV8TtVWL+WEuyCIpiMlFYv62MpO7bFgUDLEwJReChjhB4LXxOXf1uzhrdDQBI3b
68glO+e5hXooTHSQYUAVzgSnQ1mhMH/xzSDlBC/k77yQ2v99Ji4mkgSF+fLzg+ql
VHAstpBafAuV5WY8JXGTZgKIrm8+G4/fs8XY1/K0o0WAbvsfv9UjXiJGoIWUwdNM
V9lsw3IWk8DzJ2kdUSVYT/xzl7iS7Z/RhPv4W6gfw7XKDLUaCVILyo56T7EmfYc/
wQIDAQAB
-----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 314011072240207965809241239733157768095318
 . . . . . . . . [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 2023-12-22 15:59:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-21 15:59:57 +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:12|false] UTF8String '*.poljskolabl.rs.ba'
 . . . . . . . . [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 23031729446692472697890500842867339138765132173429061903706934286870510766389891210307647306561880495994706219636101677046620374270125513836756784840950375310303629699815318129893067111240316094591085601024525900813862723726937124777703247177757628175746565233385294751099751365212063247231290588577931784472606505419549357503527555367319210403050415978604416428684788803657160794987929826478948681271246685834916482543394899601223567133127991010799457907587516299039677634244539638188677508219544331566603563114144370703581112176528346043542688624186326652062413382471256839533357523145325441724599486397105230528449
 . . . . . . . . . . . . . . . . . . . . [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)
							16ec794577fa79a85cf2c89763c72373cd39737e
 . . . . . . . . . . . . . . . . [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 (155 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.algocentar.rs.ba'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.poljskolabl.rs.ba'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.pusonja.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'algocentar.rs.ba'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pusonja.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.algocentar.poljskolabl.rs.ba'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.pusonja.poljskolabl.rs.ba'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c92782d3b0000040300483046022100bb0f9dd112143b1def2723a4009b8cc99cc166fcfe6d6d98ac059c6759e6e121022100bc7ab37a2924c74ef5e41c173191a9443238de83c65aaa26feaa6574e2349325007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c92782d3c0000040300483046022100e4957cebb90f32a8031e3d50289bbebac8064f73f9433ef9fc30d34778ce739902210081ce56e0f3906eb5cf47b939c9a06cfb4914abea942cb31a3f4b71c37e12d94a
 . . . . [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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