ctok57.fr

Issued by R3

About this certificate

This digital certificate with serial number 03:b6:88:c1:93:cc:93:1b:eb:40:fa:61:8c:c4:60:d9:a8:b0 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=ctok57.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b6:88:c1:93:cc:93:1b:eb:40:fa:61:8c:c4:60:d9:a8:b0
Serial Number (int): 323450028693334271008754202667029957814448
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e3:dc:6b:e3:20:aa:08:7f:c3:56:b0:51:d2:ab:37:37:fb:8f:6d:37
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bf:05:5b:f5:39:90:e6:97:b2:59:03:24:fc:bc:9e:87:dc:a4:92:9d
Fingerprint (sha256): 20:ed:2f:db:9f:27:d8:bc:d5:c7:77:cc:6e:a0:b4:ec:f6:b6:49:8d:48:df:dd:35:ff:88:b4:db:65:e5:16:d4

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo94JLxiFCB/BlZtMuVrD
tWr1tDxnPHBhRQFUVW7eqa88PGeZPikvDh9toWnEJ6VY7duBmCPmgCBUrt4W1WyG
2OLdcMmN0WLrzU7NEy5SAi8tJ0Wm6I4PBCpTaqNzA3f/ES46wSx0QzVPV4/osDYe
UV7ER/ICXk2n3pY061uV23A4p8rRbemHoD9BPW07SfoR32tFxIL3AOeC66oAVMf1
HzF/pFpIh5o7MU3cQA/ynlC66fkq2+8u9Qs+Erh4IuYiqyt4LKskYtD1OZiwIwJA
Ko+LPuT8UmzNPBTnf/dxatGU9FT1FHTBIv/avhiZyyzvI6KNXOUFUF6g84ul7scF
5QIDAQAB
-----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 323450028693334271008754202667029957814448
 . . . . . . . . [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 2023-09-09 03:17:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-08 03:17:26 +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 20686333680115296687748762636838034911683800308912783266672088359714784969579963952519184191715623144349612095498683650110944045557252200541305594232774051118137974233727697152073788366155209387828535204025464185981673842892892542610143011231473316585770348984471440738835722635107861479586810065948763194409915363929659011178375709123580015713625960926298795876813099365067055419337029219813842677463376791916500547343334417669857841243979124528733571075646177431098749633453030221679066516119645451426889747768364896555649696455126395227801774258907328148816818544157354318411328126231272150966815624091387203880421
 . . . . . . . . . . . . . . . . . . . . [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)
							e3dc6be320aa087fc356b051d2ab3737fb8f6d37
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a7828b2800000040300483046022100874d0434bea482599ebadef34e7f076f50864d2e0015b2c85d5e139ec0014169022100ad682005cc13a95038da7d5ac40131b59787a24b5a17b565b4fc7ec6e5a6f0e0007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a7828b295000004030047304502200cd59f766799d5b803fbd602fe2717e338790e1b4f0b6ee42ec02e0c28e59dd2022100da503a14e05468c76980b6c2b0e9995203952d43b99d9bbd695c303d5ffebd9b
 . . . . [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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