ct57.fr

Issued by R3

About this certificate

This digital certificate with serial number 03:b5:f3:49:e9:10:3d:35:c8:87:70:01:8a:4c:07:4f:f4:e2 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=ct57.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b5:f3:49:e9:10:3d:35:c8:87:70:01:8a:4c:07:4f:f4:e2
Serial Number (int): 323251352375705041282981668008319115064546
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 91:fc:e3:b1:a5:18:15:f7:56:7a:e1:8c:24:ec:3a:83:16:f2:57:15
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b4:f8:93:1b:e9:ae:49:5a:10:f2:7d:10:18:73:20:54:37:e9:e5:9b
Fingerprint (sha256): ae:c0:f5:5b:1b:8a:06:52:de:66:f2:56:75:42:0b:f6:31:4f:f8:eb:24:c0:74:1c:55:45:2b:d7:ba:7d:91:aa

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

Revocation information

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

Check the revocation status for certificate ct57.fr

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ct57.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

ct57.fr
www.ct57.fr

Other certificates including the domain name ct57.fr

(limited to 100 certificates)
dev.autosecuritas.fr
ct57.fr
ct57.fr
www.a3s-flux.autosecuritas.fr
ct57.fr
ctok57.fr
ct57.fr
autosecuritas-st-genest.fr
ct57.fr

Certificate

The complete raw certificate details for ct57.fr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo6lak9G5oH0/gPnipW/2
RoVxNig7/iIkqN8GwAzezSqwmqUIUx1GK+uRczqf0/Kmt4utCLWtpt3ukAFTIcRq
nK2xo6cvXOr8J0utqTfRrpMhwfAslDouFK8IvWF0awUYNUgeEYciuBBWPR6rPdii
k3YVV9Ss1UWQ6fSov6fwxn8fwca0Oy0w20OkAGejL1oMTiYiFP3Drt/S5UGDIcZ+
wkN22Q5ieiHHd/Ra2spM5Q3WFbgV3lMko2BVLQ1y19W3mb5O7xEjdYttzmdsXZxn
mt0Wul6xRy2HqN26D8tMWg+IIbTdBwhorFA7YyZWohlq7r1wcwO/steumgCfrpXS
pQIDAQAB
-----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 323251352375705041282981668008319115064546
 . . . . . . . . [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 09:05:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-08 09:05:17 +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 'ct57.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 20660355189659844260440100256380077250925752836317044650866966720236273690896087375305728068191560914094346485114548544957845190041598839249976032973924038007918556168554000729280997144258344838287504944890164774820910421343640820210525123416784754278313391232134536813314315401836143860281257742255410261221493831041593566328537337785930749716171133739065204168894081497949592986441934643208729095489687367307417023537026705488589588789602786939762814852310954442541050199737677705216924065839365322018505609083691036089734860193126260540191520308762226613439813992262492780589759486285644605711015954839026837869221
 . . . . . . . . . . . . . . . . . . . . [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)
							91fce3b1a51815f7567ae18c24ec3a8316f25715
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ct57.fr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ct57.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)
							00f00077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a796727e0000004030048304602210097dcbe127ba43a461de0f6de8d8078dcf9bfcadfab9511b990321bf6a7a21c9b022100ea5d20af1d3f4dc04aeb16d55add94821ce7363405f0c3faa693608307e496d6007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a796727d1000004030046304402207904cb597087c2f5505f28fa29290f814b5358b8b323ced909ea4154caf00e760220461c8f94632613024860d98c3dcbdec8c84270f1b859e572145f08b0ac1fcb85
 . . . . [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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