steraflex.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f7:b8:f1:e9:c2:4d:f0:a2:1c:be:3e:7d:6b:d2:cb:29:de 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=steraflex.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f7:b8:f1:e9:c2:4d:f0:a2:1c:be:3e:7d:6b:d2:cb:29:de
Serial Number (int): 345632436460715694261511031837266679638494
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 62:d3:78:c9:78:e6:19:aa:9d:05:58:0e:a9:bc:2c:7b:fb:33:43:7d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 77:c0:ec:d2:b6:40:e2:74:2f:69:36:50:b1:1f:09:8c:1f:80:ff:db
Fingerprint (sha256): e1:22:71:19:5b:45:57:c3:7a:f8:71:8e:c1:90:e0:88:fd:ca:ba:87:65:ac:7d:1f:c2:63:3d:ca:8e:be:7a:71

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 steraflex.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for steraflex.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

steraflex.com

Other certificates including the domain name steraflex.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for steraflex.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 345632436460715694261511031837266679638494
 . . . . . . . . [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 2019-10-12 04:18:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 04:18:15 +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 'steraflex.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 742784118361976771454159234273283620676446647673995349726714063865883473391667784692371289674816507277141003287787510854223443901990087880399278129952007565336025917983004059482622103739854983307810415871976801580170985704581459559528868308959649152684618093208558847506072639492829052519173327206200587307168842024095177476989170592350904897009448346052805072023843976107354806578476349781812099483487188204736833310580602531361079580589209223324811059220498409639565581294791898643715676728281248706822065277105541347585295891723998285971207338690063691287573444230075632171527118705247554786634287484909076755765985840436020721691662043212994745739820207629708540844308251909098737292683647439773091829241862132204540420314430725693219973261827966449053499158242976114330910916091801815120725189140454530147469818259362509840963704181765546762083672158684556719579056034852212880033332562382139383313377611318927427258652286642475162390900691688507310615160797315250444032579113217113150623512277590182462557094228952306677560984383273608367623756816384437068496429264759939550551790731463129463439456077388903814226528333040913951910809710432820273940969136456708070802877009618889355312699139214871701684951189721214001282238453
 . . . . . . . . . . . . . . . . . . . . [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)
							62d378c978e619aa9d05580ea9bc2c7bfb33437d
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'steraflex.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)
							00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbe672aa000000403004730450220480d518c23fb22778b4db4c2cd59c5c90d4bc2c9caece52d724bb3ce4551a6f3022100b42b0dc8265e1a2bf6151bcb285b158042500fbf66ff5022168cf1b872f1ac95007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dbe672d1b00000403004830460221008f3fdaafe09c24640b372f2e2ed2ac64d16eef2e487bf124a404ae1d4b7e36e5022100d168edff34109ef0336f91419a628dd6831654cdd7393c52198276d8abd07633
 . . . . [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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