campus.hofa-college.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b5:71:76:59:a3:5f:4d:4a:63:00:ff:a1:e2:90:7a:93:7e was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=campus.hofa-college.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b5:71:76:59:a3:5f:4d:4a:63:00:ff:a1:e2:90:7a:93:7e
Serial Number (int): 323078783480601744159367111465919405790078
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 53:81:40:0d:7d:57:e7:d5:3d:2b:d7:c4:db:9d:61:79:e6:14:3d:39
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a1:0a:68:b2:7d:e8:21:76:f3:43:11:96:9b:61:79:cd:5a:a0:63:3a
Fingerprint (sha256): 90:23:8c:39:b6:be:f0:b3:cb:d5:3a:f3:f5:d0:89:cc:13:86:78:1b:14:81:b8:26:91:cc:fa:e4:b9:08:5c:78

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org/

Check the revocation status for certificate campus.hofa-college.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for campus.hofa-college.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

campus.hofa-college.de

Other certificates including the domain name hofa-college.de

(limited to 100 certificates)
oc.hofa-college.de
campus.hofa-college.de
oc.hofa-college.de
dev.hofa-college.de
hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
studionews.hofa.de
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support.hofa-college.de
campus.hofa-college.de
studionews.hofa.de
www.hofa.de
campus.hofa-college.de
studionews.hofa.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
dev.oc.hofa-college.de
hofa-college.de
www.hofa-college.de
hofa-college.de
campus.hofa-college.de
hofa-college.de
www.hofa.de
hofa-college.de
www.hofa.de
www.hofa.de
dev.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
oc.hofa-college.de
hofa-college.de
cdn.oc.hofa-college.de
oc.hofa-college.de
www.hofa.de
oc.hofa-college.de
campus.hofa-college.de
hofa-college.de
studionews.hofa.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
oc.hofa-college.de
campus.hofa-college.de
studionews.hofa.de
campus.hofa-college.de
campus.hofa-college.de
hofa-college.de
dev.hofa-college.de
dev.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
campus.hofa-college.de
oc.hofa-college.de
studionews.hofa.de
campus.hofa-college.de

Certificate

The complete raw certificate details for campus.hofa-college.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAso3/Tap12+ouB8t8gLZB
CUPfdBBMcwrdiaj7oYT+vNd0Ah1hDPWD5VyBusxEQKdwhBOJIEqRS3jE47+4X8CS
FxB3W0U/1ihOikxipjVtv7AT4wyu3xk1RCBwrZHTAlm1jSVN1/z82FaFYNBMps6S
BPiokEQIkI94/0U2wmkvEXeZqh2xKwACwL+/LK8a6MVkv1XZysl8CZWtE4ajbM6c
fwzfBcxoczX9Ii4xYQd8b+WFQKnTqJn4OwRuAdJZzA4ZYwHLbSCgDB7VMxtxEaeR
9pUNO1fNah7xuh89+eSADUZdGkQ7uFR/d3LH7GyhrVfBJQH4NltpWoQn6IO+0fIi
WQIDAQAB
-----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 323078783480601744159367111465919405790078
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [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 (countryName)
 . . . . . . . . . . . . . . . . . . . . [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 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [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 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-24 22:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-24 22:00:00 +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 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'campus.hofa-college.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 (rsaEncryption)
 . . . . . . . . . . . . . . . . [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 22540439751888802855706287973843031139292737412781057702615283151365664806836549165083162472525392904095644602932512423247284651516686661665098411564797431349983363351793963730658183896021069347333118533632452037801962402183922410096829142977832358909939981683192836120460083573941024354045589220778979055998955506922724377086673150426551433388583705414428228139946005409577079850137415592077855121120933510546219572301396580687762226694570436412496062373131828740376163812189090277421510576099555292032814619817355716798659853096738180444983772492207379172109165980670152482475227671201896227901529981668605939556953
 . . . . . . . . . . . . . . . . . . . . [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 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [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 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [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 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							5381400d7d57e7d53d2bd7c4db9d6179e6143d39
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (100 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 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'campus.hofa-college.de'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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