edu.hrdantwerp.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:fc:67:e8:c4:58:a9:62:84:a2:bf:48:86:d5:8a:22:46:55 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:fc:67:e8:c4:58:a9:62:84:a2:bf:48:86:d5:8a:22:46:55
Serial Number (int): 347226133338171041832288336828572945761877
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 94:c6:fc:e4:b6:8e:0a:33:42:b5:16:b1:06:6e:bb:53:28:70:73:c9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 20:d7:0c:42:00:ee:bb:f9:2d:8d:07:3d:5d:d0:3f:25:15:13:1b:ce
Fingerprint (sha256): be:9e:7a:a2:bf:43:90:ad:64:ce:d1:58:cf:46:80:69:04:3b:f5:1e:20:90:fb:c4:0b:a0:1f:b0:ec:95:3c:33

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 347226133338171041832288336828572945761877
 . . . . . . . . [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 2018-01-23 08:51:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-23 08:51:23 +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 808306796050184678486819811388319492621322719295733185208367353352947210408289416297049015408078792089502288195589766507649506754510193858348098726599732600466090164271945222592028458285510602386800542236606354549581338689099450004717175882854670218622968546787310536394797989445681063672851806801183758035080582683272667584346069801283786237515456037847124487433719866927199285380334685547286672134815193682685112696244616221471206436864723836695758217811722428370530385325384645509833909238435144557568958274865594874312097758865800969691408162596520170784970819281708766221045072420354731543269787994549445616538201549703222389711245575202707824000572253261447172484469252654519140456834050655538460723539463071988837550377126762558369601006891683063601870088450101189940576201031187558230687460340893445053951667981302838627703982085608909316471620574813660097799156553124507153030060144393092217850247767423148329232794711159286796097414362386460544385097868144850837187834667206139333146744219039866317266663007566193383245895666484508919864556058297072237385534746428998509063192070539536456136989142565686422274143084013573208709497060199809517794835124592379756062862325732129663883108679133786458248536897590619737301483381
 . . . . . . . . . . . . . . . . . . . . [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)
							94c6fce4b68e0a3342b516b1066ebb53287073c9
 . . . . . . . . . . . . . . . . [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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