edu.hrdantwerp.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cb:51:b8:35:eb:d2:98:c5:50:e9:6d:b0:b0:2c:2c:48:89 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=edu.hrdantwerp.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cb:51:b8:35:eb:d2:98:c5:50:e9:6d:b0:b0:2c:2c:48:89
Serial Number (int): 330522802224163300341902074436878995310729
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 08:a6:cf:d2:da:16:51:c4:47:cb:c8:23:26:47:e9:1b:63:c3:bd:77
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 68:e5:ca:3c:1c:8b:ea:0e:83:f0:31:8c:01:f6:73:da:fd:ba:11:80
Fingerprint (sha256): 91:5b:d1:df:e6:5d:e9:76:70:26:dc:a7:de:0d:76:ef:3d:de:96:44:c1:d8:cf:3b:8f:39:bc:9e:8d:7a:13:7f

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 edu.hrdantwerp.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for edu.hrdantwerp.com

Public Key Algorithm

RSA

Key Size

4096

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

edu.hrdantwerp.com

Other certificates including the domain name hrdantwerp.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for edu.hrdantwerp.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 330522802224163300341902074436878995310729
 . . . . . . . . [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 2018-03-12 17:24:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-10 17:24:15 +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 'edu.hrdantwerp.com'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 848577201555173575211248860436235766556774790502135032075627284261240332684095994028110159556579098460368890294164118263362820085485164288304532640299679681947175643058263566941286947361090879577560350407154019181262174676256804954101923951931396123545812968318210006710182983969366691575845174596527812605566643412504758465447660919132226910583932027471260013469739747959380657917839130138655086803849602620277395098510144319378615794817752639938971887740410831058227324803772721179923123013505107113309445722823608494900282905515010684399010324014245473919708723138953389413288078662710716989017871042525955019283352280590789439938595496945674955711673711215095302930525294775444753265939991017956632685473965367897983047956481722306225058733176402603513839084912277334434531409243858143007680565791692625181723147838729352140120549230033653293774861915628262268575884382243523323449783391017732269470815679329771113148571283503223378547769853628579011069583756207995523808698174319203975856780738655570700251595427157888501347686602511767367811787908470758948795072972991103276913252672931120485056318911059467411607743874549493968308486053363172089707881506841578165217342677014088590561731723391270406622547349537202543309572373
 . . . . . . . . . . . . . . . . . . . . [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)
							08a6cfd2da1651c447cbc8232647e91b63c3bd77
 . . . . . . . . . . . . . . . . [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 (99 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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'edu.hrdantwerp.com'
 . . . . . . . . . . . . . . . . [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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