DV SSL/TLS Certificate for angelika-unger-stiftung.de

Certificate is witin its validity period

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

About the angelika-unger-stiftung.de DV SSL/TLS Certificate

This certificate with serial number ba:83:b3:60:00:82:9e:a5:b1:dc:64:af:f7:37:a3:b8 for angelika-unger-stiftung.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 angelika-unger-stiftung.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): ba:83:b3:60:00:82:9e:a5:b1:dc:64:af:f7:37:a3:b8
Serial Number (int): 247920236261842979344811100474722198456
Serial Number Length: 128 bits, 16 octets

Subject Key Identifier: 69:1d:8c:47:30:38:28:7e:1d:d5:8f:dc:d9:47:18:73:70:af:51:d6
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): 31:d5:ab:e3:54:ac:1b:3f:d9:c0:0f:12:45:05:9a:9b:c4:25:0b:86
Fingerprint (SHA-256): c0:60:e7:4e:50:6b:7b:2a:cd:25:7c:9e:e7:b8:28:e4:49:79:4f:84:f4:fd:72:41:ce:ff:8a:18:e1:b5:9a:e8

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

Revocation Information

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

Check the revocation status for certificate angelika-unger-stiftung.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for angelika-unger-stiftung.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 angelika-unger-stiftung.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArZDYxxTfGVYWqoFoo6TO
HmRbS6iekxGtIpUPLKEvRieAWX2jE1lcuqA8uqqc4Y5NHTDl6ayC6+dPMIjCTob1
/rCpkiv2WxlrnV2tNuqY+fDOP6o9SpdCfcnJ08n5xPMMgAoevEnemXeWmq5Pk/XA
bIMyXePWs2jz0EQ4TwvRsc9dHN5ayVqxQnyLuD27CYAZymT8Cmr7FxEz30QbAi7b
Y69UkacnwUqdcXHht+GH0j/DhYU8zAAC9AvPn8wgtfEbNG9xHxSQEXLCQXFeNHU2
eS+8vRb7BNXVQxcEYNsUD5F68VQPdW3CWo9d1zi4DnRAVgTaQ2LzHk5i0LDn9Mai
uQIDAQAB
-----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 247920236261842979344811100474722198456
 . . . . . . . . [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 'angelika-unger-stiftung.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 21910653372270573087405504563418471624659439938470355725810308333025971604934450203407910915145337999476168377399602112507568596165735826662043192966112804380251255976798057242503875315785098105022641017232167768025025986631558613882669325875622511030834627381757870426406570861528065253629633094197560817632125283892690605762464762254905114154932387547075162415502113484721719533174928576521258017495298425630994207050337761851463067262292510133582581349287991212033368436115610749940821091292905404362247434961720253032192388172743100197837355767836444958922377551088152193282439581246760998027516443694165681152697
 . . . . . . . . . . . . . . . . . . . . [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)
							691d8c473038287e1dd58fdcd947187370af51d6
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'angelika-unger-stiftung.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.angelika-unger-stiftung.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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