chemflex.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:ca:eb:42:a9:1f:93:5a:6b:82:7a:32:9d:4c:fa:d3:a5:09 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=chemflex.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ca:eb:42:a9:1f:93:5a:6b:82:7a:32:9d:4c:fa:d3:a5:09
Serial Number (int): 417498896545901574397395241207294726481161
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1c:b8:6b:b5:1b:63:52:9e:95:1c:49:8c:7a:17:a1:a2:ff:c2:af:0a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6c:92:e3:9f:2c:90:9d:d8:d8:8e:d5:fb:7c:09:03:92:a0:d2:0a:de
Fingerprint (sha256): 23:66:b8:40:91:8c:89:03:f5:a1:f8:05:33:e4:96:22:de:31:7d:9f:90:96:35:89:1d:b4:f3:c7:04:73:4c:94

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate chemflex.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for chemflex.net

Public Key Algorithm

RSA

Key Size

4096

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

chemflex.net

Other certificates including the domain name chemflex.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for chemflex.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 417498896545901574397395241207294726481161
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-16 18:17:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 18:17:41 +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 'chemflex.net'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 914343694126783978204779420056977790143796394278336965334580006835933691649726256712348616140678127781688445212279770602143286437998037968148788115455003715414857870760711393525868187588236829062387199917631938359175256579431390009617862254972124542291076453129593580384866340290488245099480341076953441406746525511359904722191566583158313843480019132425138984455758528808336927843299574379866402401545626631463409947996991351467796777788238317506328733240956016785848979509322579545845369866368672483015652077230940173879597310367632435246373094280218266615102588524794611450903096045197028675410566043574152330539177702293534688400631022991547364264370483214133444960975269061564202729029881155171127096778469608750634036029896972483063568138634012777201020367014558208811793154287470218937587147091754425205311462597424295054885584971299272410674835913422799514608540489848064789946524589022853181406791369619499674169140117605673337580083638815206300747011400124839586005383461999874456074937801513995080724184308155893152178611193941061919729251689035238940232384181880557105541361056090529516334488642317295753228458915815668888124133134675614053475273369968559540584923232113882038779964715528368176797864771907603344677722437
 . . . . . . . . . . . . . . . . . . . . [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)
							1cb86bb51b63529e951c498c7a17a1a2ffc2af0a
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 'chemflex.net'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001704f6f56cd0000040300463044022050deba5c11749642fb6ae8599ece2eced8652edf23e550007bb037060baa2f2a022016b42fe7f785d705492f637dc2c3eb96a682550275f5b090b8639ff4fcd71c7c007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001704f6f56bd0000040300473045022100c117092c041f32ad4b4b62a3ccdef746c629e02e38b84e1979832193862596d302203de5836d7a0a18dad3618576bf9be49afefce08d9513decb0ffa5d8ccf000b53
 . . . . [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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