www.chemstick.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:48:b2:0c:2b:45:ea:68:9b:ff:01:6e:f7:fa:57:93:11:aa 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.chemstick.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:48:b2:0c:2b:45:ea:68:9b:ff:01:6e:f7:fa:57:93:11:aa
Serial Number (int): 286073853982083228880303420332660258705834
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 22:df:f9:2e:39:15:d3:9d:b4:cf:cf:16:44:41:56:d4:c3:0a:56:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b6:55:73:e8:85:4d:0b:e8:02:5d:86:28:1a:de:d4:0a:4e:d8:89:0d
Fingerprint (sha256): b2:60:de:04:2d:94:6a:4a:06:c6:9e:96:7c:e2:a0:ae:e9:4c:3a:25:7c:dd:24:65:56:43:98:d5:08:b1:b2:c7

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.chemstick.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.chemstick.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.chemstick.com

Other certificates including the domain name chemstick.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.chemstick.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 286073853982083228880303420332660258705834
 . . . . . . . . [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 20:06:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 20:06:50 +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.chemstick.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 665437077589661030996131990111385110287602363319934260604599984707252763361164523459159944857073535400736551481860490051653583634189126446139035861728092937987075092243382175932658414954628255247319166038745288647099590169022457679282374174130900508219921433302063794234079750017048955494753317342620098160258878620266431657336315164132568571476743470701147837771834248942273004510744559524961499729720207950177078426998002665350988590396184463442428517623452178893361104404959791961556916341665566322118066024259578338462105896861415778667544828465169457100875708520615117679085389646918788696471724823363331795631467314408232472073002100100450250635034187767218056839615285472307381078416488525274369573057914638009213839315979490549224786550362140535998104002591033419582674175176821171179132480287527556070587589632327636818464439488981709151062606456298213317813416398482624798909979177524740538010515694211569075111712965197543891792592291651146984795404899366645226761387108096957945648647581823587845544698712631864908466198147494210509481916661319293562201309047189337094157383676275335042125367282833701233215816160495353542882283056390950492297419196023522946290537941484587591991603245756808566712335782088267139068831181
 . . . . . . . . . . . . . . . . . . . . [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)
							22dff92e3915d39db4cfcf16444156d4c30a56f7
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.chemstick.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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001704fd3437b000004030047304502205419e08a9f66ab176874f426969f244db1147a53cc7a20d3ac8a82640a379789022100911c4be370bc802a4d714f7436eea4876ddf222f0c6c13f1b572185b2ee5138200760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001704fd343c9000004030047304502210090d3b48dae63458e57bf9e1157d01fb7143e3154ef6df2ae3741e07aa75da63d022034b24ecc0a568115edcc708cbd30481376a1a67d42b70048611ec1d5315184d9
 . . . . [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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