www.gcchemical.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:e5:84:d0:b1:cc:dc:1a:54:75:c0:93:3d:f8:63:22:43:94 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=www.gcchemical.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:e5:84:d0:b1:cc:dc:1a:54:75:c0:93:3d:f8:63:22:43:94
Serial Number (int): 426550347451343242391316945911111588397972
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 9b:70:8b:b2:92:54:1d:3a:7c:0c:f4:c6:ed:a9:bd:fb:88:42:a0:89
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 55:a8:74:a7:64:55:69:f3:0e:e0:e7:25:ba:76:98:84:ad:2b:2c:3f
Fingerprint (sha256): 2a:9e:a5:b1:5a:b7:d3:48:0f:ee:f7:21:7d:a0:1d:fe:c0:cd:91:58:84:41:29:fd:df:8f:9b:ff:da:99:ee:7c

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 www.gcchemical.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.gcchemical.com

Other certificates including the domain name gcchemical.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.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 426550347451343242391316945911111588397972
 . . . . . . . . [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 02:18:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 02:18:27 +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 'www.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 720790606857330543667311379342858906122337329266523182626121585240756507340816329524977021483747674262108710416319094436307207443850998413644226648159151647313290225655285206619568401555027268903905514552995363070059402284010808504549663941866673752623652492602867039992298385897859184809394888290320223684909625397942731523728741799563991754452878041251645638274011413473968042315241684876945922407525059483976213858477003262776788665240396532806798215521068175415241111934911195714310812351087853654957154543008607092437293873249255168637447715479512823961584212080782677519668854378274887887877159408704683729306670244250414389522782290803357050234732070508307705840734351881538288898357903084960265657004972242819858510547835299614264486537805501840816958252791415398491920996089265470423774251816810145083014935284143499081775812773551955582481239348069132991150842527159231975947427297685491998178852897762635137867762508362316648152173231164541533406469045709723531527388966346262117931243077233793242856932228358567395898296953119436523962706372955074589450787849195241383288870071386323128750988978447919851979801867778281501390469836758071128125976867883891418382998018104047203599529916291930039517553404687985878217419607
 . . . . . . . . . . . . . . . . . . . . [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)
							9b708bb292541d3a7c0cf4c6eda9bdfb8842a089
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc31fdae7000004030046304402204563e3f6ab9e1ed14a2e5be2b4e7b06d36035c03e0c1cb981789d2bc622b054a02200b4098c71f23db4811aedc594180d645fc37a2296eedc548d579348b31d9f1a70076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc31fdb1b0000040300473045022100aeafc6e423cf45f8aaa3114dcf6087d4b9681a880d910e2ff8cb6b0f1caeb6e602205ef0b94186567a1ff7783a014db819a77dd6f744c98ad5a815c085290d292069
 . . . . [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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