ctok57.fr

Issued by R3

About this certificate

This digital certificate with serial number 03:2e:bd:f8:f9:9e:23:87:3f:04:b2:db:e0:11:0d:04:4d:96 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:
  • 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=ctok57.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2e:bd:f8:f9:9e:23:87:3f:04:b2:db:e0:11:0d:04:4d:96
Serial Number (int): 277242363517317211460862485040136397802902
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 47:95:cc:e7:62:c0:62:f5:ee:46:db:1f:38:aa:51:a4:33:1a:47:49
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 75:d3:2b:84:e0:a3:03:b4:81:b6:c8:41:ed:22:bb:1b:25:a5:82:aa
Fingerprint (sha256): 3d:17:5c:b4:dd:14:7b:c3:ed:31:f5:b8:2e:ba:af:b0:01:35:14:28:10:63:d8:0c:39:b2:60:42:1f:f7:d9:3d

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

Revocation information

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

Check the revocation status for certificate ctok57.fr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ctok57.fr

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

ctok57.fr
www.ctok57.fr

Other certificates including the domain name ctok57.fr

(limited to 100 certificates)
ctok57.autosecuritas.fr
ctok57.fr
ctok57.fr
ctok57.fr
ccta17.fr
ctok57.fr
ctok57.autosecuritas.fr
breizhcontrolepleurtuit.fr
ctok57.fr

Certificate

The complete raw certificate details for ctok57.fr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsTbzQ6oFBHZ7invWvM2u
89qJ1S0l8WFgUehWpfsCDM1xU+e4cqcorB8B5VSMmhMs6o34lgZOvXZoWZ+bXhSO
mCRGc6JMRNISIucrOrci5a/sXAnUQun/KSyJDneB1/sYXRqRVLWJJkuIeE1PDFdC
UTo5uavESbLlkcMXXSLbwYwktqu93r3zx8OI46NQIpEBjqFU5Sma1SHwPU6fhJZ8
tArcvAiF4EMDRQqtMm5RSeYHrKFg1RL7+AoZBhqqjNO/8T0bYfU7vYv3WvjVQaa3
RwyDVRv55qn+PZLiJcbTz1qNWR2V6PLIu4oMn9HOKC+tldY8zwcqixMARltBLrhR
VwIDAQAB
-----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 277242363517317211460862485040136397802902
 . . . . . . . . [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 2023-11-08 05:04:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-06 05:04:02 +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 'ctok57.fr'
 . . . . . . . . [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 22371276957788581295899049739291797773080088665247277362525289780960729547778453277372647578053296420376530094086392162917123746630487306751557798533762950470261251744582094480959678063352665258719661862448484531199664835707272676250253265779316708891640364382515841113589796179863610807850151539550415737973603777183863965541891198440390445127310087274699547046253356892005708121792454366035698264163002561034543784844767911985895172812936814717603379571561460084610886008992342001883609683534839898825063876784800335123663152874600063807322496458395002633486406647476913411314112368658647466263762715545963765190999
 . . . . . . . . . . . . . . . . . . . . [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)
							4795cce762c062f5ee46db1f38aa51a4331a4749
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ctok57.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ctok57.fr'
 . . . . . . . . . . . . . . . . [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)
							00f00075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bad87d9090000040300463044022069edf7b690598f4f708bf63fa0d66d65345c2581167b6288420ea971d957010802203b1e03f3f5d31be2a353aa681053dfc9675be2961f84bf68cb3000572d525af500770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bad87d9020000040300483046022100b0d085d169033569aead4ad86fc927992469755e58d23705f5c08b935adf3d7d022100b5824e0b24148d0ab2173c097f59c0f946ea5c258ca28b12d6c606573cc8a5d5
 . . . . [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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