edu.hrdantwerp.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:23:97:20:91:f2:e9:06:a2:92:cc:9f:b1:39:15:52:3a 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): 03:53:23:97:20:91:f2:e9:06:a2:92:cc:9f:b1:39:15:52:3a
Serial Number (int): 289627601926997111186702999951462410572346
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 54:f4:e5:c4:86:d6:08:2d:30:f9:99:14:3f:52:ce:4c:30:ab:64:42
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ca:0d:c6:e2:65:fe:39:11:c3:b7:53:75:2e:42:ac:72:52:37:dc:46
Fingerprint (sha256): 35:ac:72:e3:19:ad:78:ba:a5:97:67:2a:09:49:4e:7d:d0:c1:7f:95:79:0a:b9:9f:66:c2:52:c7:db:02:51:3f

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 289627601926997111186702999951462410572346
 . . . . . . . . [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 2018-02-12 17:24:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-13 17:24:23 +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 747917750905554169405335716402459475554874932864030548732898593322047264183212575895387523970241133177570989846283115463639519195002604673222037190304666927387972743675952121154063532429406839851416782908310898751940012976699224372746346278867612341637703103183399544780266449967525560191085720032239277984114152500555292552608489622788363487549911910845327145107785153911851914241343475315901028126499366613950045528423119819085188410358254108042528890416675740432219446591256590020973198383764837454105045059417729739094734596610508236844995020166065595501679259842205575790303349333941913646887319043826141913969647713976376283885122711797247714711004750119711024159723974392749092008551168018993110546253997084746589396105779150893620467294807707088702195983162483032265896976932879888222930335436661317089558431454633202709458871852079266087425181205118468071771039462837127271468542210542171975693361832978947880415600981548036375456308078278961821636867493277997026677894480668537928797220185056069691584691847901484757685808983206609323540098321344836735149796508365972029238317213697279458164737139692781018707661353588016017669028707301299958122521135119724607023223134075584519113739729508019160231970073389974780001730001
 . . . . . . . . . . . . . . . . . . . . [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)
							54f4e5c486d6082d30f999143f52ce4c30ab6442
 . . . . . . . . . . . . . . . . [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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