DV SSL/TLS Certificate for *.geiger-heizungsbau.de

Certificate is witin its validity period

Issued by DigiCert Inc (Encryption Everywhere DV TLS CA - G2)

About the *.geiger-heizungsbau.de DV SSL/TLS Certificate

This certificate with serial number 04:6e:54:51:b5:55:01:08:71:2d:67:d4:8e:9a:10:de for *.geiger-heizungsbau.de was issued on by DigiCert Inc.

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 *.geiger-heizungsbau.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)

DigiCert Inc

Organization: DigiCert Inc
Organizational unit: www.digicert.com
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 04:6e:54:51:b5:55:01:08:71:2d:67:d4:8e:9a:10:de
Serial Number (int): 5889774833585915276906964524721639646
Serial Number Length: 123 bits, 16 octets

Subject Key Identifier: 87:26:5c:3b:6f:80:d1:41:bf:09:a4:49:52:15:a2:6e:22:d2:76:e0
Authority Key Identifier: 78:df:91:90:5f:ee:de:ac:f6:c5:75:eb:d5:4c:55:53:ef:24:4a:b6

Fingerprint (SHA-1): 80:53:b4:70:ab:ca:1e:6f:b2:4b:dc:e3:b1:2a:4d:90:87:7b:70:48
Fingerprint (SHA-256): c4:56:b6:42:27:b3:65:01:dc:8e:35:ed:53:dd:4d:d5:90:a5:80:3d:8f:c1:b8:f6:f9:d0:68:b4:e0:2c:47:9f

Issuing Certificate URL: http://cacerts.digicert.com/EncryptionEverywhereDVTLSCA-G2.crt

Revocation Information

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

Check the revocation status for certificate *.geiger-heizungsbau.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for *.geiger-heizungsbau.de

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
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for *.geiger-heizungsbau.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkKuYKhwTq9AnHndTuf5w
yi76XmeaJPLET326rsxXNH/E2k8EmlYAiNL+dNr/PS8+43KwMtZeoHQfEIBIthNg
xxXKiWSrV6Y3msDhOcFIotA7+JI6tncaRHWX88XRMnJ+4YbUQ3nx062KLoBNUgxh
8rG5Hb9uJJEN0cadnOq1Xc/Ax564TJKdtItY2kVzQEYsLZZ6/GkFaucI5vdfMWza
sqbf8MK/vMZOPdYg8TmcD4sWNBkRoh7Lcic7Jz+GS/x8PBJvVGMDzl5xqbnXM7gg
A2wnBXvzq0zdxhbFR2h1XM+y5l6NepuZVjJvSkPGrSU8fPQGCqhc2V4gtiVhOA2K
sQIDAQAB
-----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 5889774833585915276906964524721639646
 . . . . . . . . [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 'DigiCert Inc'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.digicert.com'
 . . . . . . . . . . . . [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 'Encryption Everywhere DV TLS CA - G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-02 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-17 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:12|false] UTF8String '*.geiger-heizungsbau.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 18262932263769725659449519434562145722637904252593279271468811200982863887971484205899099993631604998090050121577370228238225384398086241385253902624476673540671892574061159648507081149610636070855755167883034169647935738349217967936208305845331890615155669930551378177098489869938662715351116092134251537749646765980346655258208128896408206841807413847905992218081868420480896933681448199215184581345226580813130227174767298522431464952440231312729652803175304205362237734557462356546346608101311096405277522212441880410235956560582160149983551376573151526941594963190444993476045069952863614759508260816629674117809
 . . . . . . . . . . . . . . . . . . . . [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 78df91905feedeacf6c575ebd54c5553ef244ab6
 . . . . . . . . . . . . . . . . [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)
							87265c3b6f80d141bf09a4495215a26e22d276e0
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.geiger-heizungsbau.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'geiger-heizungsbau.de'
 . . . . . . . . . . . . . . . . [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 (55 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: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 'http://www.digicert.com/CPS'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (116 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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.digicert.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cacerts.digicert.com/EncryptionEverywhereDVTLSCA-G2.crt'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (364 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (360 bytes)
							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
 . . . . [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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