konacom.nl

Issued by R3

About this certificate

This digital certificate with serial number 03:60:d1:d8:10:49:25:2a:20:0d:91:cf:99:20:1f:40:9e:1a 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=konacom.nl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:60:d1:d8:10:49:25:2a:20:0d:91:cf:99:20:1f:40:9e:1a
Serial Number (int): 294282895537245034766142198002912113761818
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a0:42:f1:42:07:f4:6c:1d:e2:08:b6:ed:c5:58:32:1d:fa:f3:49:1e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 45:8d:84:d8:a7:1b:b9:63:88:5a:c4:56:f7:7f:1d:ab:c0:89:2e:79
Fingerprint (sha256): 03:86:92:0e:eb:cf:de:50:b2:8f:2f:82:bc:a8:b1:fb:e6:80:2e:cd:75:37:a2:5d:46:0c:46:02:1c:72:64:48

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

Revocation information

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

Check the revocation status for certificate konacom.nl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for konacom.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

konacom.nl
www.konacom.nl

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmU9BMJep3oQbVs0NejA+
oRtmYoXBuBra2m67UgSi11g2529sQlBX3Zo1KYZOIEihHgbiLNCWAWoiE+27Q+2i
MN++esQVvIVQWHwx4KCAYZD/dRKvqfcHg7jK5BUCMryFN4u14gHrNl9nY7ZFr16G
HWWtA0lQ/fqvslkYYmn25xDmGi880exgTdPVYMhp5kKO6LS2Vt85fkTXDp4N5D1L
a303AsulN3BoCBq8gxeKyOI/YnheDovWi9e3HqANGnS4kEep3lHIe+iat/KZWXCw
cfzx37xq8OTItkfLDLSpLTp9Fjpd2kROx/nimC53Q5OEU+PqcM+SG5UoCPpqx8yu
WwIDAQAB
-----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 294282895537245034766142198002912113761818
 . . . . . . . . [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 2023-08-13 04:25:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-11 04:25:25 +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 'konacom.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 19353542583196854159960607802673171413048705218966180581226317308976839690096538054495214614877639872037859056447012300522160777498723130463126736669345145467698975219227820092547107790152549120899026056121660136499122995669487484755450511027362008502696347048725565757941073508074553725635952060586541825236842779991690155547675195937995536460054509476033692546402883195141985687415236493964186788183815348874574331739577356504839217251905627943937388302064593978214263255060636913059789687970465363738469825939616250847971477060720951076333536440847905352397364429501442017349959403370604670434464475968665398586971
 . . . . . . . . . . . . . . . . . . . . [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)
							a042f14207f46c1de208b6edc558321dfaf3491e
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'konacom.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.konacom.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)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189ed5b3adc0000040300473045022051e125ef5bfd3cbf847d47368cb8c22803482ca2e0a4d7ce87ce9d9387e9e0850221008763e7be8908148151f24a93fba980c34d5d1d3e22a82e5a29bab7f8d5b040fc007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000189ed5b3af70000040300473045022013f35d94b35f4877b05413a08befa06917835d25b9b2011315f3932b9b97bfee022100beb5d2d807eeb05e18b6eb2462e87b714a89d48077b868e99b23da84f3ba4407
 . . . . [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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