DV SSL/TLS Certificate for kjp-lessmann.de

Certificate is witin its validity period

Issued by Sectigo Limited (Sectigo RSA Domain Validation Secure Server CA)

About the kjp-lessmann.de DV SSL/TLS Certificate

This certificate with serial number 0f:b3:ee:b7:14:06:af:cf:77:ac:cc:07:59:63:bf:5d for kjp-lessmann.de was issued on by Sectigo Limited.

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 kjp-lessmann.de 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)

Sectigo Limited

Organization: Sectigo Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 0f:b3:ee:b7:14:06:af:cf:77:ac:cc:07:59:63:bf:5d
Serial Number (int): 20872682792888665439577350125262192477
Serial Number Length: 124 bits, 16 octets

Subject Key Identifier: f8:1a:d8:21:6c:1c:a3:4c:4d:8c:4f:8b:97:18:7c:a9:7d:53:75:d3
Authority Key Identifier: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1

Fingerprint (SHA-1): c2:ad:23:77:a4:78:bf:25:cd:57:7b:19:a5:e9:87:10:82:fa:58:84
Fingerprint (SHA-256): a7:3f:63:bf:b4:b5:96:56:de:62:f1:63:82:74:77:99:77:a2:c7:9e:21:b9:66:5d:e6:62:9c:51:56:96:70:fd

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt

Revocation Information

OCSP Server: http://ocsp.sectigo.com

Check the revocation status for certificate kjp-lessmann.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for kjp-lessmann.de

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
9
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for kjp-lessmann.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs0aRrzkqmNSw2OM+QQA8
gVEmBC2dbyAIKhX3tNR52GNaY8/AZKBTSfOB7Vcog4YGukI+Z3zcniNdVq3vySW9
6KluUY3JHOvvGntTuUVPU7t8cyyAze4ibc7myIkOdRfJfsJuxnFZy7BH4q+LyBcn
05Rw7Iay/DRdB+1kVIuLMFzzJM0K5Iv0j5/aZjDQAUpVunHhYuD4gpXH5bznd1jd
dKTWfCJ2SE93o1nWv5EfW4iNZrwA2UQ38rLZAHJQsN4UDRxcSHJ2w7P6izBMZLlJ
n7qJU1wf1FmU3emsay/uetsog/arbBgBZEaoYVNMLv7WjjzglJ+juOD4DPgQlR2/
FwIDAQAB
-----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 20872682792888665439577350125262192477
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'Sectigo Limited'
 . . . . . . . . . . . . [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 'Sectigo RSA Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-12-17 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2026-01-01 23:59:59 +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 'kjp-lessmann.de'
 . . . . . . . . [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 22631455499218752111086657474244871828176704914337297056573893991538579343889132805155925297273163259900757152084303029521749368395696277033818831013226417772836453309163646573106510754194192872336703029952127915924768687466402434163982608100995655816377574715844394573639221002153187264217949704065448649700299355361067693029791069048062377746180336201332968204222031003081392948702426219449852713281855790732009799363724058333879313978815142732742832441064703225100094855718310809644347798641638315778483715450719258761103089598639505658052006633672075054391172341080019003728464677060399521358486224850575505080087
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1
 . . . . . . . . . . . . . . . . [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)
							f81ad8216c1ca34c4d8c4f8b97187ca97d5375d3
 . . . . . . . . . . . . . . . . [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 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 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://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.sectigo.com'
 . . . . . . . . . . . . . . . . [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 (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kjp-lessmann.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kjp-lessmann.de'
 . . . . [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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