dev.bosfiltry.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:53:45:9a:a0:56:d9:dc:07:22:fe:dc:f3:53:02:0b:47:7e was issued on by Let's Encrypt.

With 5 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=dev.bosfiltry.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:45:9a:a0:56:d9:dc:07:22:fe:dc:f3:53:02:0b:47:7e
Serial Number (int): 289672813847210588771024614770477483378558
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 29:ac:ad:7f:77:70:01:a3:60:c9:e0:46:19:b5:0f:11:42:8b:d3:9e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 04:37:87:0a:8f:eb:48:68:21:d3:57:c5:3b:cb:91:86:74:5f:83:97
Fingerprint (sha256): d6:14:24:79:6b:f1:3c:c9:a3:0e:c6:1d:dd:42:01:2a:d3:e9:e0:cb:f2:43:dc:c3:74:a9:c6:8d:70:8c:26:2c

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

Revocation information

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

Check the revocation status for certificate dev.bosfiltry.cz

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dev.bosfiltry.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

bosfiltry.cz
bosfiltry.org
dev.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz

Other certificates including the domain name bosfiltry.cz

(limited to 100 certificates)
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
dev.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
www.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz
shop.bosfiltry.cz

Certificate

The complete raw certificate details for dev.bosfiltry.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAygCcYznthSmtYMdui6Dw
+zPqSlbbGSPqOkgqEdBM+dHc5hX8YDiZrh77jOk51xRfeOrAs4d/xPcow5nk2oSs
4OC6oyke/cDZ8xzS4VMSvb+jeP+/vwbJzj1tvzLTgVQnpc0JvVpAv1nC+4lQjdtL
5tRO3rfJmA9k21uKtsQ01UN8L0FQ2bp8mlto2WcvMwXbT82hVe3/V/CFT/CV2LSV
7pAV8RZUq7RKE6UvcLO6omYcza4UEqnnJfZdnQwC/NkA934KltdoolvU2d9HFuRi
YRNNNeTCNv/sC61/5yzt9RfJSWynu+w6u2Z43covoMNV0MO6XG4aiwh1gsR9pG/k
OwIDAQAB
-----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 289672813847210588771024614770477483378558
 . . . . . . . . [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 2022-10-07 07:56:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-01-05 07:56:24 +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 'dev.bosfiltry.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 (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 25500438843773072761640197326684370992180659713799379212684129403921073620097403314122991877871355612382087007273629079546797505092910488616114151367275228193688440910283777055946135035082300411630610612357155409828378895194197707074976003743706417919302655372972486357669657711732414858390688204428229885481619257296434474616249453410586699599161381741480931499575976964504627046058813751772566793962682724317537670979438027177734696561880960968159382784020216689376482809059312316379097868080377547366515063983911969761683869502074045080700489486911706025224990103714787330812479513176677077391793329289662815003707
 . . . . . . . . . . . . . . . . . . . . [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)
							29acad7f777001a360c9e04619b50f11428bd39e
 . . . . . . . . . . . . . . . . [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 (86 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bosfiltry.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bosfiltry.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.bosfiltry.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'shop.bosfiltry.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bosfiltry.cz'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000183b1a8fc33000004030047304502201deb5f07e93ab9d3eb44148736b042930c4e0edd90e25f52cc93634dfb1b7110022100b10925804fb4aa996c65c4ff0c98f8f3c8dd548b4fa1d5de4fdc735e4c80ed20007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000183b1a8fe100000040300483046022100d262098e82a5f1a43f991184bf1d0ab703a74c585403879ec5e56498b9f8286f0221008794f493fa62ac6327399c32868e0600b59c00563bffb56ca4c70056d5c528b9
 . . . . [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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