www.optistream.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3b:70:4d:5a:41:64:06:eb:49:11:34:7e:75:53:56:a7:25 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.optistream.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3b:70:4d:5a:41:64:06:eb:49:11:34:7e:75:53:56:a7:25
Serial Number (int): 281562792616599778801421971425108788946725
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: dd:01:f4:be:46:da:33:b9:66:ca:a4:bd:b8:c2:55:b9:69:3f:37:a9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8f:c5:ac:2f:6b:36:76:af:a3:5c:f3:f9:bd:67:68:16:60:bb:16:1d
Fingerprint (sha256): ac:93:98:45:ad:16:ba:a5:5f:74:5a:b6:0c:4b:db:5c:2f:64:61:13:b1:8c:50:5e:48:a4:55:7c:21:89:39:ce

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.optistream.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

www.optistream.com

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www.optistream.com
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www.optistream.com

Certificate

The complete raw certificate details for www.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 281562792616599778801421971425108788946725
 . . . . . . . . [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 2020-02-17 07:08:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-17 07:08:50 +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.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 792800820791403397055199446538644590502842267842308353066231054582401205373396896055120533246679407744024741845765614969736276095017478091859533440571341180853117341028083232529775702632491358586493516402803861824484708256986766331717908329250599174930038890153024643701565530087656375746149723721877725272756211303671201941579740971419311849203524182588767608721157827192125968576415639149318886049580745418487881247761425799138927607902285620177726989667411119462702615324086494821938179521699688046915395142863899370308957329998936186758007142212164287354863788777157183716018805307387563752594026496548833846763756065816247423121023577945093517972982442811119945666622634454093378728499069552538405169625863165525505004565750680810248130561110360036825338449722113663050438345030859779854410697271278452055492213227800991595343308677565347240730016451916557206083803368029491944957435077467678577941420656309461144337979166642816305866222826973564084087517232844212385998604714179738549357493790728285485130304602532619646745084480473599816059353626615136739254495030715075099383073307815067692313279574575734855274398281055290373114796708499938843734602145230148722344378536999880323072948907296104758063595114593883574325165187
 . . . . . . . . . . . . . . . . . . . . [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)
							dd01f4be46da33b966caa4bdb8c255b9693f37a9
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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)
							00f100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170523159480000040300473045022100b46a1c9983ea9d5643b5df5f871532edff6de722c6d2ec8478d603b1d2e2a210022049f1db16b848b891c4a579afde7afd65fa2b6999fb189a64a7f77f2195bd6db0007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170523159150000040300483046022100a829faa8ca0ec436401b965f2368af06de1a1f77f4fb09be38b8abec3687789c022100bb0f9aa87c3fd40ae23c881dfbc5fe915023b1dfda99b5c22604afbb40d54274
 . . . . [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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