www.chemflex.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:05:25:9e:0a:c8:d5:9b:f3:51:7d:83:6f:3a:12:02:2a:d8 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.chemflex.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:05:25:9e:0a:c8:d5:9b:f3:51:7d:83:6f:3a:12:02:2a:d8
Serial Number (int): 263088271667368960026253164551815129344728
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0e:ae:c1:f5:a2:a6:90:87:43:4b:bc:60:d4:a0:b2:5e:21:5e:30:4f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): de:13:8a:6a:4e:e4:9d:ff:f1:69:42:ea:01:ea:49:3d:4c:8c:99:bd
Fingerprint (sha256): 15:32:58:5b:e8:ff:f7:6f:bc:ac:bd:54:9e:d8:ea:58:8f:bd:10:59:c2:e9:bf:6d:17:98:d8:a3:6c:7b:2e:3d

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.chemflex.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.chemflex.net

Other certificates including the domain name chemflex.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.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 263088271667368960026253164551815129344728
 . . . . . . . . [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 03:45:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 03:45:29 +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.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 812989371576407761592980026298481482860494487802762978380241079833950987588708390201540157201958744002399728025458296906576797343500369476477495561906461581150253688051630871261104731664623976347263531452375543418863714826480659991120323799735960456051473817505966443886310916079578902463974418449875684145744827908058614543308037561168509027859210241234341313730249152788070220376074646394184808179304601763554990644655479135890504386126239598066164162804821527987060919068254815255510408146295907312975338381409137161900616162295675224897075899924974905070358663104243321857661111376689981797171681589201011167401709357804783089596184179187659988112881764184160259815728781549168101741962083008195697355315861502852049540915768241247977210007549399131314346400269130776224512990203664107205429522624919681025975118097280567435371098654701609447911736556280789453513835435488083664304065394421961079493804821367173233331528464724235597887186286710238565005731652639016842931953807566890897265338110105366309003263944524029895249918228646963220275428333538971170724324911084904658859191181921732619210853008421663578384762150294833745555202258917751735488028565013247061015169557015589763893488534572834536598083904079954454450232647
 . . . . . . . . . . . . . . . . . . . . [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)
							0eaec1f5a2a69087434bbc60d4a0b25e215e304f
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc36f86cf0000040300483046022100b4b9b49bb9fa2fdf15c0243a527a7bd476b5cfb197d1577b1bce3f7ecf7bd03e022100946c25b545a7b34e0300a734d5fdadc213bf614ee5a99e23937a599b8674f5710077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc36f87b10000040300483046022100dd80669b44683bdf087310ec093d332c8ba36778997d372f311b41d486b55bcc022100aa11755a4147d9fdf1e1af190a683baf220dee129fbda7313e100bb7f53e611e
 . . . . [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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