gcchemical.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e0:de:42:0b:34:48:7f:b6:3f:e1:46:b8:97:a7:c9:87:2c 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): 03:e0:de:42:0b:34:48:7f:b6:3f:e1:46:b8:97:a7:c9:87:2c
Serial Number (int): 337855539519476677783921164497378981021484
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b5:49:59:8e:54:fa:88:5a:16:5f:72:4d:10:8f:cb:28:0c:65:c6:6a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 43:fd:98:c6:e6:ea:3d:84:14:10:f1:d9:7f:53:50:55:fd:39:0f:72
Fingerprint (sha256): 5a:01:c0:79:38:07:7a:e8:3e:42:62:42:63:bf:c6:4d:7d:09:d5:00:31:16:7c:70:6e:f5:7f:a1:b6:f8:cc:40

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 337855539519476677783921164497378981021484
 . . . . . . . . [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 2019-12-18 09:50:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 09:50:24 +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 829595936188543050944926926756881144351669797155587601689831235801561092065443774680259574826064291784362989369874433051057360351173581777659316992543705085569602793854705382620496179819238197223480434819530811763085731266876524099751722101331039983415736809986082003478188893051260551826626592320891691962661242921888372595256891055160834795239288359416570016188285766359430735192618602688588682980051372892598206815241858152495387861249935138668703333991112649966360688595134122840503190953549336477301913025862467538639699867267882582475174015013261359618787409945990185304463729804346927834090646232838695749101959188468054819036827396279293828977584770918430547149238266978153535864886857954684530094292431476390901665782635137339395522876250796270680049628246279493804918067436067323347510319272366450517772136042743598475287910278456535685373264316292103901276003048403701943140349802040706603212697406114372667712703815852080811822684682069663329175107905435260825107937609667578581018736342914879899989504217823619542762307170162319968613100262623108109665548459350791309805183149299819695427881832490946296550787642733812557987079639922722882545267911273742012502042771583568338479436480181677588326822282539083919453926513
 . . . . . . . . . . . . . . . . . . . . [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)
							b549598e54fa885a165f724d108fcb280c65c66a
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f18a156210000040300483046022100b7304afff00abab37c0ee54db65c0285e08d5ac93333778de0a51b3ac7b39d0a022100a87cff95e3571c5736a7af66cb712ed54d554c152881da5633c97b8cfd02f0660075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f18a1565900000403004630440220757fefd597c791074db3e986d2d3058c1d5d3caa69e904a2624caef46289b51b0220357d2952b85dae64867a04e2a34b50eee8ef15f196ecdf1e3a5797f2c23b42a5
 . . . . [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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