optistream.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f7:f1:72:27:06:75:dc:ce:fe:7e:32:e1:40:c4:05:90:ff 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=optistream.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f7:f1:72:27:06:75:dc:ce:fe:7e:32:e1:40:c4:05:90:ff
Serial Number (int): 345707539085104398315876903716452164800767
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 19:81:ba:a9:fd:2f:f2:72:0f:3b:f4:a5:74:80:14:a1:e1:5f:06:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ce:3c:e9:a8:2c:03:ea:13:71:c8:4c:46:7c:a9:86:e3:a2:73:f7:73
Fingerprint (sha256): a4:2c:fc:52:10:07:46:78:8c:0a:f1:d6:fc:a0:51:23:98:93:54:63:3d:fb:5a:1e:e3:dc:89:02:5a:78:88:e8

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 optistream.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for optistream.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

optistream.com

Other certificates including the domain name optistream.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for optistream.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 345707539085104398315876903716452164800767
 . . . . . . . . [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 2019-12-11 20:44:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 20:44:37 +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 'optistream.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 651768220387418898135167813136779645721268521931515333626100682536666159560336006036058219508195909767191160173100705275953477434542086280004570050975159951603628409827063896645993079431756756917424416962038364835374762046057241318584488754960516718052049407309192544196385073892868985969178991211878030206589465642451034817377718771025060606257015446501340505746594822953093038367940726111542551291692937417341850554932982165886341122678196423749463460818714862524428093237019803373271579056135995993568459528409947486850957507607837674406201104449514517005340577731527886822028361387650718489878728586155296197825805246525615573838028755215591071094875611464748438114901530230949564408250803347268121316806868932112357322597689785619524523977257603486693680010774481878406584913470293268521023777116451627779228498694961017378746162008129907173973498084700701409765229123395774735185360326685470621649853064533548456415256963490744920473763356741387398662112887555931286978788170085942105333739067775569631458660329799880469065355599302675006660885889437382245936362692774512780508697072914237177942648636118786050450158712615696296821894369946585802712295696203789658694113090470345847532023198160827720111188489513702584640471973
 . . . . . . . . . . . . . . . . . . . . [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)
							1981baa9fd2ff2720f3bf4a5748014a1e15f0683
 . . . . . . . . . . . . . . . . [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 'optistream.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)
							00f10076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef6ebc7e00000040300473045022100ea1123be12efc1e12028e7875ce15dd9bc4c13cdd375583f6b0e7bf4069823e902200b44b287c165e79928cc1fc4817b296602179ee153205a2becfd396083dcbde500770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef6ebc7df0000040300483046022100d4151171b3dc751761be8e0e5f83d01604ccd04972c409a95e7f5b1c285a9abc022100a2ecbdeefe8a1568eed7fe87205ee148da3ddb210b252513f7247f9c169d4213
 . . . . [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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