DV SSL/TLS Certificate for zuper.ru

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the zuper.ru DV SSL/TLS Certificate

This certificate with serial number 05:e4:48:70:37:d7:6f:16:4c:d4:29:72:58:4c:09:fb:ce:8e for zuper.ru 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 zuper.ru 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): 05:e4:48:70:37:d7:6f:16:4c:d4:29:72:58:4c:09:fb:ce:8e
Serial Number (int): 513242096402320835682992833243522554121870
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 97:72:51:e2:39:39:9d:92:11:8d:4e:b1:10:eb:ee:e3:26:f9:65:01
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 01:fc:05:24:4a:97:46:d0:f8:ad:b9:8e:0e:63:6f:1a:58:53:17:dd
Fingerprint (SHA-256): 21:22:a8:e6:0f:38:ea:cc:1f:42:40:6f:7c:f5:b5:c2:32:b2:1b:e1:70:a4:57:19:2a:65:2a:b5:7f:db:32:71

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/15.crl

Check the revocation status for certificate zuper.ru
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for zuper.ru

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

zuper.ru

X.509 Certificate

The complete raw X.509 certificate details for zuper.ru in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt2QAwq//Vx5XWtkPvzkf
uErY146sYmxq0wpCNaWfS5uysaUOXsQsyeVtoFncFmfcVWJKbU4XAYPoFdwOiS9u
KTo2ErTmdYupKI8TF9HZh/U+K7Ls59E8PY6vLIz7HxL9UYrsRIjgfrATk0Fzc5CV
T4EvWTNZ0Jc2y+otzuewf1bG09xLcXqg/MMjgUgSa0V9osB/TYmjy/NV7+9ZdfNN
v2m2fqrdeDu9xM0P+wug5h2L29YdjcA/wDrZvNWc85+odUuFMIbJaAl5ENWnaTqt
l65ojDumvuovd0eE23kirfs1G+XTEPTWk30kVgUMlboHcrS25wvJzOIk/9X1mdb6
ZwIDAQAB
-----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 513242096402320835682992833243522554121870
 . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-15 10:59:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-13 10:58:59 +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 'zuper.ru'
 . . . . . . . . [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 23150923111570565406236070941828578893179943661867376870712423574025771223344362151175897656066994861205979309182735155152809228900004526890932555054067111265232695668897444353415823845863470246185263928271671333342421515628076238336293723788017366223149972149202783381987566742423162487602359339955268569784969591037441947165044882771951651234413335859903218104653899911584160004238226562284685767378588618248850807931103548804778832587382960062083400606938067808136959012777574466740580419511432739935672132463226120671405704782194904520156528249916744472317352903645543113769101017542529078591109899897466799979111
 . . . . . . . . . . . . . . . . . . . . [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)
							977251e239399d92118d4eb110ebeee326f96501
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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://r10.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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zuper.ru'
 . . . . . . . . . . . . . . . . [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://r10.c.lencr.org/15.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)
							00f000750012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000196d3ce8a9f0000040300463044022077d44f5904096ab1d8916ab895f7f0c78ee048e5e8ccd92e0b068ebe3be402fd02202b83d6bcad4954b5ab35fe5d82f114ab3b6327452815d4fc38169e2527e8da28007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196d3ce92820000040300483046022100c8000640b88b3a8797719ccb88a91012c0655296be3f63a9260d871d69d92385022100c76be5947444db1b70bfdb0b3e3a824a3b8fe852d4e63b330733550e53993706
 . . . . [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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