computerdoc.nl

Issued by R3

About this certificate

This digital certificate with serial number 03:c0:8e:ef:5f:47:98:69:67:cf:9b:c2:63:1a:73:c4:54:20 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=computerdoc.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c0:8e:ef:5f:47:98:69:67:cf:9b:c2:63:1a:73:c4:54:20
Serial Number (int): 326861065510952853836953992157337936483360
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9f:91:88:de:16:34:ba:58:75:91:13:0a:1b:8d:6c:aa:2e:f6:4e:25
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 33:1a:42:76:51:9a:50:d1:d3:49:89:56:21:aa:dd:f5:df:01:c6:9b
Fingerprint (sha256): e7:4a:d6:92:8d:7c:07:7c:af:d1:0c:73:0d:f1:a5:96:f8:70:fd:42:36:4e:99:18:68:36:89:91:6a:4f:5a:cb

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

Revocation information

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

Check the revocation status for certificate computerdoc.nl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for computerdoc.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

computerdoc.nl
www.computerdoc.nl

Other certificates including the domain name computerdoc.nl

(limited to 100 certificates)
www.computerdoc.nl
fact.computerdoc.nl
*.computerdoc.nl
fact.computerdoc.nl
www.computerdoc.nl
www.computerdoc.nl
www.computerdoc.nl
www.computerdoc.nl
www.computerdoc.nl
computerdoc.nl
fact.computerdoc.nl
computerdoc.nl
computerdoc.nl
fact.computerdoc.nl
computerdoc.nl
fact.computerdoc.nl
fact.computerdoc.nl
www.computerdoc.nl
fact.computerdoc.nl
computerdoc.nl
computerdoc.nl
www.computerdoc.nl
computerdoc.nl
fact.computerdoc.nl
fact.computerdoc.nl

Certificate

The complete raw certificate details for computerdoc.nl 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 326861065510952853836953992157337936483360
 . . . . . . . . [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 2023-07-25 21:22:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-23 21:22:56 +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 'computerdoc.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 783469372237590709059868448793108088796667154280050395870110030760796678279801379140668351109735660169484819771506083869868107100756548508850984997018059043008279620592482816529513237668578172051365263935518094322843862432215903557577201551485658812144882877415123035108968322421405068862936685537167478235107829843959097285038297919709675466177167856934479401968634104647306693543337017749524589366457168925145571039426880307556185486932334931040178426033485532024980583872984702263701381962153708537541690955658968231946599575258656036996123664974947247561222491294795320277032618622223002961598194357625657964919935238740450786423332868967273975852180738852907309278176968936227255730856689098413122103127577952465973812359700273500780886447405412491476048687004776632291805630130571657229795364538467835699485191404630288848233396573088518375019504480657698832169463230316765267045126478386664675707505003024048371074965300233056243630730673938052505109242979951590625327163172379609011668732325362992774851636358690786406588442432649923259387478453577137115998310465705716888639590579941447326365448854801888431148830440169209284494546315922048156126885023903264761249981999891499486564197159492294216062664821682990743801051077
 . . . . . . . . . . . . . . . . . . . . [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)
							9f9188de1634ba587591130a1b8d6caa2ef64e25
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'computerdoc.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.computerdoc.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001898f25f7bc000004030047304502205a5a67db4e86f761b9fa56a00ba9a13684554fd31f106d134a603064120c30ef022100fc2f43bc1adc2666c782cd8b9dd7090cd985015010dfd76b4181e38d737ef4860075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001898f25f7ea000004030046304402207ca1044d6fe9c755eb4eb7a4e88283c639f28bf412da6692400b3e7c6bf9ad8d02202ab6bf858c019e87422284ddc000b3fa47e7cdec79222fbff710cf7145914c9f
 . . . . [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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