gewina-studium.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:6e:ed:36:a7:fd:3f:ae:53:22:d2:ca:96:68:9b:3b:d8:90 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • 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=gewina-studium.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6e:ed:36:a7:fd:3f:ae:53:22:d2:ca:96:68:9b:3b:d8:90
Serial Number (int): 386195514914602440737284940137632978688144
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 0b:c4:d5:74:90:3d:09:c4:99:ba:62:0d:be:45:cb:36:f9:8b:c8:40
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bb:a9:c2:f0:15:72:4f:f2:b4:d5:2f:9b:13:97:0b:18:8e:83:ca:fb
Fingerprint (sha256): d9:7c:d2:ed:6c:eb:00:38:37:4a:1b:51:57:ce:8c:7e:e0:f4:56:92:d1:3b:ac:aa:10:87:47:d5:a3:91:3a:14

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

Revocation information

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

Check the revocation status for certificate gewina-studium.nl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gewina-studium.nl

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

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

gewina-studium.nl
www.gewina-studium.nl

Other certificates including the domain name gewina-studium.nl

(limited to 100 certificates)
gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
gewina-studium.nl
gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl
www.gewina-studium.nl

Certificate

The complete raw certificate details for gewina-studium.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5aguNaihfLvJPtL6ufVZ
bmWiXxZqpyGPuT5uMWN2PFJqX00OuhCUv3gl0RXjhAcM7M0WyGSKygs4NYZhkKE5
NBHWvMqXVwtsiacBS/REVyx3vEz9NpPoPQLvgqca5GhA411QLsNR7I3OtJHjIvji
1+6412WbY61xg0afd+TKbmYvU9RItzfewJxhICRTMf2l5ESP1tAh2P6nWqxxxMuI
CqHt0zOFdpBvwZcWU3IC0a/AKjsJcNn24tOWwhRK5Ml0pUB0WFgYbsnb6fFvsl0x
Y3O7XORq+cTV5NnjN0hDhYLmi5/7PDWLL1LJ+wibR31smdYKr8b/dRv6ZHaVDc29
GwIDAQAB
-----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 386195514914602440737284940137632978688144
 . . . . . . . . [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 2024-02-06 08:05:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-06 08:05:17 +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 'gewina-studium.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28991504735819141904639098247146885451725529496429898147558522153459059295893221797659264038208921109796193227897538991501694538818202283921021575963940188921484065821593409109493947518752295430132840084169267924833269337290497982544416327925129617131289011831784266063343604174642886428259880122365702057577676687968102194559437439227160428260893605106147463748086432980677791292200288185984192871472286548345705342438971872196420881309874948048132859745436209395377155781547489158804639734795948338758724543041610645887211936321455260281526928457840949042562896800215729817111594198080993262716617379242628447321371
 . . . . . . . . . . . . . . . . . . . . [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)
							0bc4d574903d09c499ba620dbe45cb36f98bc840
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gewina-studium.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gewina-studium.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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d7daa22210000040300473045022100e9a02047021dd3f532496abc60cae863f04be0fce108a94deb3997acb456620a02203ec750b7bda7ed75adfdc63f87a6ff14fa89e3271e4e5023180c4c6037e02cb1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d7daa21e8000004030047304502203b654cd2c73391092f4b658a837e4d72f973b3a9ab302e9d0f8fb94f90321be7022100ed89ed0e89bac11d5db03549a80cb667a789909f117206ab362af23ad2050d76
 . . . . [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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