DV SSL/TLS Certificate for test.klamra.com.ua

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the test.klamra.com.ua DV SSL/TLS Certificate

This certificate with serial number 06:ae:72:fa:19:75:73:7b:ee:40:2a:f6:8b:b7:92:b7:5c:a0 for test.klamra.com.ua was issued on by Let's Encrypt.

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 test.klamra.com.ua 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:ae:72:fa:19:75:73:7b:ee:40:2a:f6:8b:b7:92:b7:5c:a0
Serial Number (int): 582035678016904562343361611075803061640352
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 82:22:e3:3e:b4:e3:96:a9:27:72:6e:e6:41:f9:ac:b8:2e:c2:42:c6
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): 1b:67:27:4b:95:75:3a:d0:de:e1:79:4d:c7:62:07:9d:ac:91:5b:4c
Fingerprint (SHA-256): 37:4d:41:f8:28:7b:55:ac:6d:c4:5e:a5:65:d4:0c:03:1e:df:a8:bf:c4:02:2b:03:17:86:ce:a5:ba:ba:51:ba

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/33.crl

Check the revocation status for certificate test.klamra.com.ua
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for test.klamra.com.ua

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

test.klamra.com.ua

X.509 Certificate

The complete raw X.509 certificate details for test.klamra.com.ua in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx0e5uUCotcTu3HChD9UQ
Ws7I35lLoPrUGO0DQ9k2L+gvwnMrHKXhW7fff6iO8eQ3UX3R+nlzL5rAvEJVtFAX
+Oho4V5qPjT7kA0beRp0gKGkKVe0sAwEk7VRV5ERIL8J73I6u5pGHFZHmfvadR60
WpSCnd5jL6Xa3FJcFXUxbE6MbF0f2CSATqVvPIVbRxU/FZvctcyzq3RuPTm/xRkX
KlPVRVEhr2i3Zz6hyCSqiYOklo6qlS5UXGJ+/S6Wstg/gvByESoRvxIxGYgnm8nB
bH8+Y4TH9/tDFPeZKx6woDCPQQE8RIo+E0Uml52Dw71aaRE6enSqDK9whcFKYYFM
4wIDAQAB
-----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 582035678016904562343361611075803061640352
 . . . . . . . . [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 2025-06-11 16:39:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-09 16:39:50 +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 'test.klamra.com.ua'
 . . . . . . . . [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 25156791842129499299746840993930756080556014983274590883998500358575327795230499239607562508121505359307403671874937073948800316645999180265773832404012870729131703313486750014840949799790560360356891674352198806259964950994550444860934806767900436820041158832356432748971912694613960898822569933100235579059354470954607590116341768774960078182153501387024500279531947598786914355051762165986933079819977911169688126377220727176324628620355458026948384675485374027014380497820370619716361673718195173825842631592929940524558535131588813328562970113118081508581454769277233249362877095584309494062062251086550703099107
 . . . . . . . . . . . . . . . . . . . . [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)
							8222e33eb4e396a927726ee641f9acb82ec242c6
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'test.klamra.com.ua'
 . . . . . . . . . . . . . . . . [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/33.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)
							00f0007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db00000019760124ec00000040300483046022100ceb6eb730e41c3836615f664c7190d73c5495e23afb4bb64c73636b99f53f691022100b2b349a07ec78cacb39bea4ddc9b8cd7c1bb0ae23b94db1dcf7c9b3617550c3900750012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a0000019760124ebb000004030046304402202ffdc145106a39df174f430aa754fd3c2dfaecea0080779fdcafe16de910b8e3022011aa0cc9dd2b412d7738c6a997b5b4b4fc509c4674508ddb8581f4c55c2a7184
 . . . . [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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