computerdoc.nl

Issued by R3

About this certificate

This digital certificate with serial number 04:02:39:9e:42:5c:e6:13:33:e3:c1:8d:9c:83:be:5e:25:32 was issued on by Let's Encrypt.

With 2 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=computerdoc.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:02:39:9e:42:5c:e6:13:33:e3:c1:8d:9c:83:be:5e:25:32
Serial Number (int): 349206296185545481780157269635530487637298
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 03:99:cc:a0:03:4d:9b:51:de:10:cd:29:3b:da:9e:36:be:be:44:c8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 93:49:f5:00:28:b8:59:d1:13:39:a1:9c:53:ab:0d:1f:a1:23:92:e7
Fingerprint (sha256): a0:e3:1c:48:c2:cd:fa:f7:a8:c8:3b:5c:0a:96:28:76:6a:36:78:37:86:0b:d5:74:fa:06:6c:09:b6:e4:d6:2c

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 349206296185545481780157269635530487637298
 . . . . . . . . [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 2024-03-23 22:20:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-21 22:20:31 +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 686793012965319936598295912963582507696883433722179888352882194050758722370090484602327520174547409014345063054086270032693837805765250422716409562191978982732828662890175872516297888556058923757027510803271450311996015757476488410160485764856226235977796344753875997542727085080687635511533864333293385623017658320294321610468077906585812905004234527994757270929174808421162179394531733917302542341646386794200981311325550746066607416498188995941845962538170766436310292008878505760673577707732570689825384652943113078135881797615585689913372810928965093674435311736945186841451997921576690524859716528421957213825035685274528697801974697525747483831335628102839968481496727186591670822767489473621429856772120603960276296958081970574342986144611239773213195727453340045348974679875060663786057387938764334281571473011926893265676255873496764609702449663921946355596148426749371968393892253988437388459852085266414386688364370441788719975508823291737783657536823067152248225915421822272207733913555120941613494102237297187636897534573940799433552410761533182256890888076545386669670439040026375595054025382962930115629583157055265727861345860091037870816608373345421959394661431543072826640067174441985165633871371435717172956981571
 . . . . . . . . . . . . . . . . . . . . [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)
							0399cca0034d9b51de10cd293bda9e36bebe44c8
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e6d9daa670000040300473045022100a13dc8a5b1ca544eb79360f308bd27df81d09da6bc0bd66fb5732e5e1479d327022070bafa6913c2c7886c748a8eee431264def52f8434b311e679581492326ca127007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e6d9db2360000040300473045022100fd32951f23a6c6869a12fed23f026a924b1e81f62ae94940e5f3271d4e77fa4702202a75c1db181c2ad90d96997d21d51e4dd79995a95208c67b2b47af576d1e548e
 . . . . [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)
		00a46d07ca8697c52a565eb1c2674a19f7bafa38cdc012b3634bb5dd1c0f26c5a1956fae1d8a8ef9086e5478779a3a1f6086c99ebcd794f5b907225e6ef6236efc7207d35120f5bb00508fba28dd7b85b7df909aba3195635aa080d8b82e22b50e5aecbd5611adc7db70e8494ac0d829720a4381d00f802cd11f9d72692f00e298d2698adcfdf8333e74279a3ffe54cdcf26811e3f95f2cfb025e0bbb2a3159fb7a04983c2578aa363945a33708eb082753f9026d1f4eede4c1fa4025d4e197aa1a63efbed5aba56979a28c0bdefc91a193881acac094d5c93abdd2050afb7ba69196f46eff58bc6f84a457b8c40f92b31b08699a0fd6d2274cc219d27f29375a1