DV SSL/TLS Certificate for 123vloerverwarming.nl

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the 123vloerverwarming.nl DV SSL/TLS Certificate

This certificate with serial number 05:04:b3:30:e8:3e:dc:95:51:55:ca:97:c4:8d:a3:4d:36:33 for 123vloerverwarming.nl was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for 123vloerverwarming.nl provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:04:b3:30:e8:3e:dc:95:51:55:ca:97:c4:8d:a3:4d:36:33
Serial Number (int): 437160744878479138039222949362969202210355
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 4d:7f:a1:d8:2f:3c:e0:a3:d9:4b:16:a5:e8:17:6d:5c:be:5b:ac:0d
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): ff:50:58:99:6d:8f:06:b7:45:bf:af:18:a3:f6:38:e5:50:e6:2e:9c
Fingerprint (SHA-256): d2:64:23:1a:89:a4:81:86:42:b2:bc:30:92:b7:65:cc:24:d1:b5:d7:1a:20:1b:1f:e8:cd:fb:dd:36:5f:11:bd

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/52.crl

Check the revocation status for certificate 123vloerverwarming.nl
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for 123vloerverwarming.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for 123vloerverwarming.nl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx9FoQREAPe5lgXpYf/jq
H8fRgPdIwAJgyjc3XJu93DgOY27fysejddjcnT2Q9BpuLt10AnjUhjfUZ0xaVrWE
VmlNtwMdgVjHPSmnNmJIsvlulT927gZGMOGbH8mTY0/KaYAKr+u1hgHaPqkx1mKK
9bLb9/XU+5wGHT1lLHC97uCki1xZVy2fd5kSVRHlr2Swopr8Yt7cFFe26+e9BELq
TlHxnajkZpzkKJ/2jQzYucDOlUV2LSKG0RRGZCj3BUZ/s9PqtCNeAOs5WqTJ7zhN
J7e0HILTKlH2m6rGVHUmyDeOgC3UF/6oLMW1f5LG6dmYaKBNNZIWcT2CKTEa35pR
zwIDAQAB
-----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 437160744878479138039222949362969202210355
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-29 08:28:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-27 08:28:16 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '123vloerverwarming.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
 . . . . . . . . . . . . . . . . [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 25224685248335739280256245707177667236268365281955570419208108182590140012289854518911843749298099398044972827312961423562554697679060731345896379971677771675383691432239143340850130782582508675817331727396049225317936139569247109339800611069034660017117638311858937487536915717062732209524048726760376844131745080656800411244796417333716354559660518693958740626444579083152631419434989525445603637273729000515766743753114157259473871610409415181382566456644572774498231117005869638246223855223078977891738967714040586597083228410623374177112735481030545766994941305520355302498198622052095137235348331407346125918671
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							4d7fa1d82f3ce0a3d94b16a5e8176d5cbe5bac0d
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '123vloerverwarming.nl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.123vloerverwarming.nl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/52.crl'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197bb02bbbd0000040300483046022100fc63089469ae126e5d0935001a8c0ccd42745e22dd018dac9083fba4b37e54690221008a04282e76bea064c5abae48bd7b5f5743696fd6932d926be080f2adcdbfcb910077000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197bb02c38c00000403004830460221008cea412e8f51e704b49c25f29fe33f92f25039557d03d8d4be2f989ce1cbac000221008704ac28304275a056056012e9e5572b4e8b78269ca57db6f994d1ee2c2b4397
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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