gcchemical.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:1d:36:b7:c7:4b:d5:3c:bf:20:01:a9:53:41:d2:79:3f:32 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=gcchemical.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1d:36:b7:c7:4b:d5:3c:bf:20:01:a9:53:41:d2:79:3f:32
Serial Number (int): 358390064912053316417982065107011188113202
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 12:ed:69:c8:ef:b1:07:5b:b3:7a:d9:2c:f2:26:43:31:70:77:08:f4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e1:83:9e:cb:31:31:08:37:0f:74:99:b5:52:52:7f:57:6e:7b:13:8d
Fingerprint (sha256): 2d:59:6f:ac:20:c1:d5:a0:13:70:cf:f2:bf:5d:74:da:8c:64:7f:4c:34:ac:2b:4e:a3:6a:ab:06:36:76:f3:39

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 gcchemical.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gcchemical.com

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

gcchemical.com

Other certificates including the domain name gcchemical.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for gcchemical.com 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 358390064912053316417982065107011188113202
 . . . . . . . . [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 2019-10-13 02:18:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 02:18:51 +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 'gcchemical.com'
 . . . . . . . . [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 811105594853149861572062901375262922813562933657278362498042884169728926463229968018845518097689597199795102645565234244762921081863589518739243701948936119053760794995587386301209805381536808841426411228860742152985816331365182625993457067680961938139611852343160387675404719638325316827828881565508684702812968793418700581224701087875627756010060745782289819142118175268092700046007514481285069157843981650817838594823532239073039685141176239042304899272740957580872510675798603444599911237758333525951892774141477926848346224735477530244625974859292441184976783892285203614655088324563149968856825936154124345806432611391014329787417039000475499324891852767085176973181889949452339223766487341242064032547667985095142319251772334738164980782586937379026160040473114498424977060910427742886089732094421878874863799092757207268013700614991642378568903447148418375461381202021615839745746326419175817180774142853544502738405638529830810403722870243306853064798441737390751239447552100374324405338976397814186248766784967672643935388256861917295446371227149501172739496676586549293979813801969158379487679364624270750024005308195169189324834829710884382144206100818328649301735354025741050822490652087484108784859217885370382999719127
 . . . . . . . . . . . . . . . . . . . . [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)
							12ed69c8efb1075bb37ad92cf2264331707708f4
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gcchemical.com'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc32038810000040300473045022100d47959fab35e6f0be9d798b56148e677285c28cd1b809c791ad354a2668895c802205e371b23e75dc5f892d4618160e0336d60b55f9321abef06b748f26a3f32aecd0077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc32038e00000040300483046022100dd89bfda3e7ff7a701d8ce1a307d70ddc14d25acfe5f52c89e5c566a1eac2bc602210085d0d607d6f9e598aea22c46542446884cfbe3061706825fa289071112e83b70
 . . . . [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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