www.studiope.nl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:60:07:db:d8:e1:d4:4b:0d:cc:3d:f2:eb:4d:d3:6f:dc:c5 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=www.studiope.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:60:07:db:d8:e1:d4:4b:0d:cc:3d:f2:eb:4d:d3:6f:dc:c5
Serial Number (int): 294014411127565858481863883389319525686469
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 45:48:30:17:ef:3b:46:11:14:be:f8:89:61:58:ef:68:77:c2:0b:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4f:50:aa:c6:45:4a:3b:a3:cb:fc:64:f1:62:a2:8c:ff:ed:3e:6f:ec
Fingerprint (sha256): ff:30:71:71:07:f6:55:84:59:d2:55:e4:fe:46:de:e4:36:ba:d5:66:c7:56:9a:1a:af:51:5d:57:0b:80:fc:8a

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 www.studiope.nl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.studiope.nl

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

www.studiope.nl

Other certificates including the domain name studiope.nl

(limited to 100 certificates)
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl
www.studiope.nl

Certificate

The complete raw certificate details for www.studiope.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAr6M6MOi8SEOQuhizCaka
uL6HSZ7kgl79a6LVOcL/ZL7qfYan7cqYAUJc6RH00oYDlsS1y3SDySORYbRGfJXc
uo85wC9xaGkBqUbaXO/54/PNEGJPrh+JSFAhHM6UxoCQNLiLWhAXBMrL56etW0Ty
2btg4vJcYsS6hDl9pvAYW7akcjbuWlaNC10OppieeE47BjKQI5ZWHq3O1LENh6DK
mFCqFR0ljfcVyesjs30ecR6NJw559O3f3dAoYjnojGgEN/ua0zNZ/1kDfxKjAmvq
G42EJSlvOLBIwwX8b5JRLKmvc3BWRsGQUkkttTWHmjJr+eahgonbjHjpf1V7pff6
5SPaogOnA53klCiEyVH3VHmxxA4d7/hOBHHkX6vFYDpEL9ipC3ZCB4esfbwLVYpP
ZW6RzVR63r6r8QLS7xBrGzbfR/bD8B6BPLwZ58/UY4BbfZ73MuE20XEqfnAFWCWN
AYpkbPRvGWjgKX4KA19z2YWwngtM5LzlitbfWTg+JOUNIVxL3/txyoOYjZg0roiO
zMvjEhJY86baiXg3Ezh6x81tWHAVkni2qeuttn4MQJAhkmO3vcYT8597tjZ6dO6F
7auu3n9/6vM7ICEG9eq4jM/WHn9elf1kO6FOWoBUKFTlJw8+GwBpiScjjcDUExlo
GNcTKtGYYFWawQ6W13mnS3UCAwEAAQ==
-----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 294014411127565858481863883389319525686469
 . . . . . . . . [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 2017-04-03 02:43:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-07-02 02:43:00 +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 'www.studiope.nl'
 . . . . . . . . [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 716538920192820239879411818710947710213905141205282948232252466791445869531554976333802662201034954144139971293468667559650555648734796687851153662744217059768762840106989458234740431475796868257707495092244910880025975010231341033893771510982374728658286360050797967327693599425451486612512861823227179104418678132557359608541436584283569692957428758603341842987114276744556898173715494587681785957940176160575850653983479282683515452837926217220718751313088728124802773381412215196638035130113819254745531004849587341631371582565499840880108899385821609438527446857725982339698784959427273750088906440203997955580106107445901408168030269878043477226800028122138531454411590542940121250324369186322753478760941289389049404416982372166300560046753634019216005161433214363807639559478305091942821640402779398758601880800589997914066482564798523522873106825798210124130615809143432065656656838755951658378382439297257759907142643462188612728755683821140853101996116223590388422565365560037754565737127372208528598921741359275843961044869610885422318294965005713946131770400158235126532541294357481738111834143559977388646544288732009862555076472199707699711160132954028159260885603580085231997355164959575818009362496884483036235123573
 . . . . . . . . . . . . . . . . . . . . [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)
							45483017ef3b461114bef8896158ef6877c20b35
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.studiope.nl'
 . . . . . . . . . . . . . . . . [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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