hofa-college.de

Issued by E1

About this certificate

This digital certificate with serial number 03:85:01:44:2b:36:5f:5a:03:5f:46:f2:36:1e:26:67:12:f0 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=hofa-college.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:85:01:44:2b:36:5f:5a:03:5f:46:f2:36:1e:26:67:12:f0
Serial Number (int): 306596095776399164492625713078413065392880
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 70:c5:97:20:21:70:34:bd:9e:c4:c9:0a:23:fa:d8:2f:1d:f9:31:9c
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac

Fingerprint (sha1): e3:11:d0:c3:de:29:4c:88:3d:f4:36:39:9b:65:62:89:bc:79:4c:22
Fingerprint (sha256): 5d:4d:0d:7f:d3:47:b2:2d:70:9a:01:30:9b:f9:27:57:7f:4f:97:13:4f:0b:98:20:87:d8:54:c4:35:33:ed:d5

Issuing Certificate URL: http://e1.i.lencr.org/

Revocation information

OCSP Server: http://e1.o.lencr.org

Check the revocation status for certificate hofa-college.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for hofa-college.de

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

ECDSA with SHA384

Key Usage

Digital Signature

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.hofa-college.de
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
campus.hofa-college.de
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 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-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEEtcHV1cuDEvRDbnBdw52l2OeVcnm
u4Yo12jiqOZry+y0d81pqzBKzUwNKPP9giJy6oK8QcjMCbPfoB1wyBoboA==
-----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 306596095776399164492625713078413065392880
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . . . . . [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 'E1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-18 16:56:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-16 16:56:21 +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 '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 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				000412d70757572e0c4bd10db9c1770e7697639e55c9e6bb8628d768e2a8e66bcbecb477cd69ab304acd4c0d28f3fd822272ea82bc41c8cc09b3dfa01d70c81a1ba0
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							70c59720217034bd9ec4c90a23fad82f1df9319c
 . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac
 . . . . . . . . . . . . . . . . [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 (73 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://e1.o.lencr.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://e1.i.lencr.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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.hofa-college.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f8cd8ff830000040300473045022028615a9bbfcf48f30da9b961c12764588e38bcf1acc913287516465f4f5f968f022100e87d573cb2cb5a0c92ea4ea6a2da85db513fb2f194b142a9c0192d332f57bd92007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018f8cd900460000040300473045022100a199588ac9b911b6e1730c51695a6550af34b04dfc2583fdaa4fb2267beeb71302204a1dab48dd6d038dd239ba4a9a9750d9bed21f23df9b727aecf5e60029fe8a64
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384)
 . . . . [c:0|t:3|false] BIT STRING (832 bits)
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28554827998266176332142956124621915288897154546811461011757260657112133236271675509352757794268390843152010033881121
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 33057866195981041038068562875865301033696920308263026304384651812748350003153856435243283342628654620666625005144431