www.practischestudie.nl

Issued by R3

About this certificate

This digital certificate with serial number 03:45:29:ee:0d:5c:27:17:54:52:fa:f1:35:4e:b6:b9:fc:bb was issued on by Let's Encrypt.

With 8 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=www.practischestudie.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:45:29:ee:0d:5c:27:17:54:52:fa:f1:35:4e:b6:b9:fc:bb
Serial Number (int): 284872075498277420676279610799744876149947
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3a:89:6b:74:da:6a:7f:a7:0a:36:04:bc:69:42:85:d6:2b:0c:0c:23
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 81:eb:1d:53:f1:f2:ce:2f:f4:4f:aa:0b:52:fd:8a:e0:d9:ae:ce:43
Fingerprint (sha256): 04:63:a4:db:fa:ca:36:eb:b0:0d:6a:2f:ba:09:e7:31:cf:a9:51:26:b3:d8:5c:de:0e:94:5e:c8:f6:51:34:46

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.practischestudie.nl

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.practischestudie.nl

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

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

civielebedrijvendagen.nl
ge-cdn.practischestudie.nl
ge-cdn.praktischestudie.nl
practischestudie.nl
praktischestudie.nl
www.civielebedrijvendagen.nl
www.practischestudie.nl
www.praktischestudie.nl

Other certificates including the domain name practischestudie.nl

(limited to 100 certificates)
www.civielebedrijvendagen.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
civielebedrijvendagen.nl
ge-cdn.praktischestudie.nl
www.practischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.civielebedrijvendagen.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.civielebedrijvendagen.nl
www.praktischestudie.nl
www.practischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl
www.practischestudie.nl
www.praktischestudie.nl
www.praktischestudie.nl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEIh2ZQFlByGN8MyDCNCTBEk99Jw6/
8FERh3eKVmBLVR+rE28qJiCzp9PJfUb6uwdrxCnC99VILNfEWYMx4gV4nA==
-----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 284872075498277420676279610799744876149947
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-26 12:36:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-24 12:36:37 +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.practischestudie.nl'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (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)
				0004221d99405941c8637c3320c23424c1124f7d270ebff0511187778a56604b551fab136f2a2620b3a7d3c97d46fabb076bc429c2f7d5482cd7c4598331e205789c
 . . . . . . . . [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)
							3a896b74da6a7fa70a3604bc694285d62b0c0c23
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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://r3.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://r3.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 (207 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'civielebedrijvendagen.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ge-cdn.practischestudie.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ge-cdn.praktischestudie.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'practischestudie.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'praktischestudie.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.civielebedrijvendagen.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.practischestudie.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.praktischestudie.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 (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)
							00f00077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018e7afa27310000040300483046022100c5423b40d6cb93fed1a0d72d274faf3551bf0f6d930c6d037b0e6b9ba32910720221008fb0e1961957de5cb77c3e0b92f42cdf6dd6bd9578821330ddb1f68c3f6bfe3d007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e7afa277f000004030046304402205822812c48248fd368905319c18d3ad0e41865d81ae113bf52c5fd5c6bbca7cb02204d4ae342e76e533b36383db2c961ba3714df441a25935e4f946e3d0ce0560006
 . . . . [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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