ferments.org

Issued by R3

About this certificate

This digital certificate with serial number 03:f3:74:45:df:f2:b7:ee:0d:57:a5:68:de:50:e2:9a:d1:19 was issued on by Let's Encrypt.

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=ferments.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f3:74:45:df:f2:b7:ee:0d:57:a5:68:de:50:e2:9a:d1:19
Serial Number (int): 344180026215270556192759337036522721038617
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c0:4a:6a:d3:12:be:61:13:e1:5d:bd:ef:c7:cf:bf:7c:03:7c:58:8c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8a:48:15:27:e0:e9:b9:38:b2:5a:fe:d0:01:35:1c:fa:7a:61:bf:27
Fingerprint (sha256): 1a:46:33:ea:da:6d:36:85:81:6a:cc:98:84:bb:20:3d:6c:f8:43:30:5e:4d:0d:db:1b:aa:e3:94:3c:63:d0:c1

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

Revocation information

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

Check the revocation status for certificate ferments.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ferments.org

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

ferments.org

Other certificates including the domain name ferments.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for ferments.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8gnnqmfpyyHsEXM6NFi7
+/kZvdXWhJsMzDINKGiTlrm6Ms3WCdrC9r4yy2XlX/fpq20hVziqgVBuM5uo+WXf
eBiKk9UraPxa36BsAAxFOU5tZvUSzQwfeixagvKtX3yBKOvQ7djz80HUg6uA3mXu
LHc/m+cI+DTaMpAac9T1wP9xUhHopGhUOLO0UWNQcSjUj0KCw5ZuGZ6GCs1eGE9P
9MRmbYYzTc0H0j/WHNcwAuQE1FPJx72Iba4yN/6RI8uzlNzcyk/zGYf+r35Nugh4
9VBHEvsco1pglPP1M47XkUrY6Q9ebKD2dP2zXYzxLVU+CJu11OwFpFGDycj727rk
hwIDAQAB
-----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 344180026215270556192759337036522721038617
 . . . . . . . . [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 2024-02-05 13:24:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-05 13:24:48 +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 'ferments.org'
 . . . . . . . . [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 30554554111682664876514924192848090819084956174808798537152596340128808116919499899720457817247688471505197447879115135442783196997083247043675240208497788119878344108174213064468400952512127925259427152736601908995229496769896578006655650206791697603176544937341781871867109348794556342301468848912073095069169670961369506230139509761580031723541758726684501448564710094559623839281062402565972972928187141924071341533118250170430028147458768504645178914563413653641849679848022358508048324677919113354596325738114208136721555839949366543342439409189619321912770514983638597889564831063399511968500307820140352431239
 . . . . . . . . . . . . . . . . . . . . [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)
							c04a6ad312be6113e15dbdefc7cfbf7c037c588c
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ferments.org'
 . . . . . . . . . . . . . . . . [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)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d79a84bc10000040300483046022100f3543db4db80743b4e3191c98f1454d31f1118ace5f2040e18df90237220e7310221008a25b592829df61a784d8d52d303e49b0c6dc30b3f9885809ec5ee8f766fe8e4007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d79a84bd100000403004630440220768acff02a72ba8d790a4f308ebd59ac9e57a9c7540a2ebe552cbca6c88873d1022045d3dfc0b3b502991c1222fd682f5146ce700c43220087eac1463514882a7bd2
 . . . . [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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