DV SSL/TLS Certificate for omnitec-systems.com.ua

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the omnitec-systems.com.ua DV SSL/TLS Certificate

This certificate with serial number 06:fb:29:96:16:b7:b7:30:7c:6d:37:0d:34:2a:a5:98:d8:62 for omnitec-systems.com.ua 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 omnitec-systems.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:fb:29:96:16:b7:b7:30:7c:6d:37:0d:34:2a:a5:98:d8:62
Serial Number (int): 608139867340841455377255635764800665475170
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 1a:6c:28:a0:1b:12:53:89:9d:fd:d5:eb:55:61:06:dc:3c:fe:ef:c2
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): 13:5b:ad:fb:93:9e:2b:fc:e7:99:ea:dd:2b:ac:de:e3:a3:13:1a:84
Fingerprint (SHA-256): cc:dc:8a:af:f5:9d:64:90:4d:ae:f9:19:70:ab:08:4a:22:43:85:e1:68:85:18:fc:b1:07:b9:19:e3:6c:e4:a8

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/99.crl

Check the revocation status for certificate omnitec-systems.com.ua
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for omnitec-systems.com.ua

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 omnitec-systems.com.ua in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvqxVkk3LQGKtxL51yE9F
VlY0ptZFtnlO1tVd92aBlrtP9RFGAIbDf3EevptzOTyRXmK8UJlZcnzsl2d0ptuO
DTVcbmwTS2hROhfO1sJYHTADFVSN7KWsycAmY3D0ld+1hJ3FcTTps/vfaUlrtNOB
eOpSMuZm5jaUqwH6eMpyaI4gpnSCgm6sIF4cfBcl18P0nb1ebo4+zufWERpcIA3c
hNdKMgosEiA1+LZ+NldE0euttQkhjD6LvKF4kQ5SAkrd3eNfc6K7eV7YkPsyThd5
E2XEOWn2gVG5oNv401aINjoejOFkYg9cibbyCxDxkiwgDXRtYJpBxkwu6GbQdjbb
GwIDAQAB
-----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 608139867340841455377255635764800665475170
 . . . . . . . . [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 2025-05-28 00:47:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-26 00:47:13 +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 'omnitec-systems.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 24070259136259283601776747602109394929448359758063184215810547979659193361969818377170349644506561381022016817250930409722430535935756987044621382455983965065869306868361137850511830754731341981114091048854298815783371718981302088440384922531118905062710091833989317056689812147089518225632945932498877189103542523737327541445818681745556913061858064454794026986846187051746594232904951835683566970491049402758972582142573383097297717142326163690781892613796573137959911547447430551849087718131704939230112527897657611871327800256941053380375272155694405432286206380017498945229999984408935919915435946804967550409499
 . . . . . . . . . . . . . . . . . . . . [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)
							1a6c28a01b1253899dfdd5eb556106dc3cfeefc2
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.omnitec-systems.com.ua'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'omnitec-systems.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/99.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)
							00f0007600a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a8454000001971491213600000403004730450220631eea8df60041f11e322b923a173cdd959a8f4cee21de97571703ba8a0ad2070221009bd2fcacfb026df1914595460e9125bb441d0d7374621dfc692a9c634974059000760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197149121360000040300473045022100d5f5fed918b3d4b868612b0c6599c848c32ab56eb20e9f44bb687323e91ee5c60220372d85f34774d13fcbc293620619ae14483f727ea765e1a15d274c27d9b1d33d
 . . . . [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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