technificent.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:9f:fb:f0:f3:a4:01:97:41:78:8e:d3:eb:de:64:b8:77:db was issued on by Let's Encrypt.

With 5 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=technificent.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9f:fb:f0:f3:a4:01:97:41:78:8e:d3:eb:de:64:b8:77:db
Serial Number (int): 402888927387277709201583433525914511112155
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 24:99:9d:2d:34:42:38:0e:3a:5a:d0:9f:9f:4a:37:15:6a:9e:a6:a5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 34:88:37:f2:ff:bf:4f:79:3c:a6:d7:d6:ad:ac:bb:3b:76:1f:0e:31
Fingerprint (sha256): 29:66:7f:c1:94:00:43:db:79:c5:a2:5c:dc:68:53:53:79:fb:e5:fb:a5:1a:bb:97:2b:5d:87:13:9c:b9:89:ea

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

Revocation information

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

Check the revocation status for certificate technificent.nl

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for technificent.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

technificent.nl
technificent.tue.nl
tue.technificent.nl
www.technificent.nl
www.tue.technificent.nl

Other certificates including the domain name technificent.nl

(limited to 100 certificates)
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
euflex.technificent.nl
technificent.nl
technificent.nl
technificent.nl
tue.technificent.nl
technificent.nl
tue.technificent.nl
technificent.nl
technificent.nl
tue.technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl
technificent.nl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzBs1noyGAeBmR7WWaMk8
kz5I739A56d3hyNsTMkA5NaliMUP97BfJC0TswCFifF5vVC+6IjQi4dMmL3zwzpl
lua7adDSLRGGRPAYnBMsAaT9KYv4AxPDWD/6JXTWaMRkGKJHbhKcgGTO9nP9dTSK
RWtwtnejdltp6HksJcq04aWpUedD70eSLVpDhGnbTdtxESUxx+vpmmwbad1MCav0
rzzdURSnz29tC1rnk76rLI9v6fMBktd8VBBdXy/wmaa31T3C8nhVRSf7QWPoysnS
2AisrgUYzUH9DFoHDSr8IRTD0xPChRimauLyvUaVodv423U0RJu7d7ZZ94ST74Dc
MwIDAQAB
-----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 402888927387277709201583433525914511112155
 . . . . . . . . [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 2023-11-20 12:29:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-18 12:29:39 +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 'technificent.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 25766031693201002907309303130890363819016623037385395287691024458038246924723581996627158892150831937793336463841562545396683799457306984202067752366624712541069669385084345343962432610823506726298029327272083080031087595732195652509313003920300159871420560288534170177305530199003608484481579394058041650563480374829467626823981245380970512788812947929592953440106076992477197767668283232713124056339304115233040180322454967215180541439951014143568022464969258768668968778920044398427460591791273519956303575038682797345635375018936453663933118766880836398017040223897531936138090402261905758423737288430874087447603
 . . . . . . . . . . . . . . . . . . . . [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)
							24999d2d3442380e3a5ad09f9f4a37156a9ea6a5
 . . . . . . . . . . . . . . . . [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 (107 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'technificent.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'technificent.tue.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tue.technificent.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.technificent.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tue.technificent.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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018becec22fa0000040300473045022100f45145d292615e96d952df76cf1b9c485da1ce502acc7c35c9a6db134b18c81202200dac2efda5438dc7b5383d6a55c6b045df765c5508dc1bb42837eaedbfad62bb007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018becec238d000004030047304502201c6f847f641cc3a5aa244ae5c2fe1fefad09e0cc85762c811f786d8c28060319022100f66e7c53634653d2b2ca9e8cfc0d393d561787b14280e34daf269688b4ddd97e
 . . . . [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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