follow.fr

Issued by R3

About this certificate

This digital certificate with serial number 04:56:a2:a1:f0:0e:db:12:b6:5f:9f:5a:b7:41:df:a3:18:a5 was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=follow.fr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:56:a2:a1:f0:0e:db:12:b6:5f:9f:5a:b7:41:df:a3:18:a5
Serial Number (int): 377929603046308373913655277770934254246053
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 70:d5:ab:c0:b6:3c:56:8d:6d:99:0f:2c:95:e7:27:b9:a8:7f:e9:07
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 69:b3:0a:53:cc:ac:48:0e:65:5e:7f:a8:ed:b5:eb:23:8d:60:19:f0
Fingerprint (sha256): 94:b6:fb:96:d4:de:e3:77:8b:ad:76:50:3a:98:8b:79:e8:f8:65:8b:ca:22:19:0a:6c:3e:67:04:cd:90:e6:00

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

Revocation information

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

Check the revocation status for certificate follow.fr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for follow.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

follow.fr

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www.flowsurf.com.br
3studiophotography.co.za
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www.cargo-planner.com
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www.ailogistix.com
www.jlg3.me
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wiki.follow.fr

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzghX+H3Tv+EMD/uZzAzP
BRNQ/5mKs3eiZ6j6FtCU6ZcmkABkciWb7nPZPgNNGDI3TL0uebBL5p6cUDfRuRPt
ykuvCDsxMSSIri5hp2EST6MvKlChGclU+1jny/oEEjIM6r3wWL//rfCDa558G77j
HpA0Ga9vTwFymBn+GF1GZrNdhFfRAZlquOMKSSiQ0UFqTURTQ8xFJN1VwqHXATx6
CY2jvSuhJpIDa85ry8aMfkc6fcPcHpbS/tEPCaO8bKtBZrlM6XTq+nTAogJucWai
2sZEfHB5i3a8ZokCQ7ygOxnv+XZe0gBb80tVWjs7f2f/hDb767oauB2ehFOM9N09
EQIDAQAB
-----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 377929603046308373913655277770934254246053
 . . . . . . . . [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 2024-04-18 14:34:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-17 14:34:41 +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 'follow.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 26009205222984184208825538739563151643697132383302443099312946638150625859697075045306290653955575559733902822613148241975949995877653432531031357294696768297775160900026975362970422596950729485998555831621488695130171713261426326513916039959252003924849436025986477187248455392909941337782952605639820164346247333140219619257777610107537901222226396086436202543817540158801525508542275087649822265046609601177051982736295323532468237050923178791508711184081690004406635044820098695751507841112482710100690602961785282287882246840700917452699073399861695968066780198335011915848360684344332138944909540171280813997329
 . . . . . . . . . . . . . . . . . . . . [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)
							70d5abc0b63c568d6d990f2c95e727b9a87fe907
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'follow.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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ef1d887400000040300483046022100b627e9807dc68e637941196ce0ba8c65cf64d1b955be42156eb1d233b7acfdf7022100fccd79b72dbb9e8c192766f9c2ad978e591cef73a8b345d8075f54bc9f0496df00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018ef1d8876c000004030047304502210082cc9b8057590185d0f3c23a19e79451a02c8bfd726db988a5bdd95165593a4c02203c823f102a9af66924fe65184ecfd3d397ecd3f50bc949cfeb6e301f6e22c18c
 . . . . [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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