www.optistream.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:03:99:db:15:3e:75:01:f4:0a:77:87:0c:01:70:4f:67:95 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): 03:03:99:db:15:3e:75:01:f4:0a:77:87:0c:01:70:4f:67:95
Serial Number (int): 262562214323289626446161639937117474744213
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:f1:9b:48:8e:48:f1:c6:80:c0:92:a9:f8:f3:c8:6a:b2:05:5e:a1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9a:70:63:00:bb:0a:e2:38:c3:bc:94:98:82:26:ce:ec:eb:66:05:61
Fingerprint (sha256): bb:1c:fd:7f:72:a1:6f:98:b2:49:74:9d:e1:3d:f5:40:6f:12:c4:6e:9d:ac:8a:99:bd:4d:74:f7:17:d9:12:ee

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 262562214323289626446161639937117474744213
 . . . . . . . . [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 2019-12-12 00:05:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 00:05:15 +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 '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 608735123445566762265069863153987382236793061042202849001935196333608537918238524250113986710851383285235245019955915177466627562018503911143270824731160582039996370160065380182484830189965514247043044744953746091033764717198515783810506137528514449759732661337488185446938557756064729944248885063200808490429186905415494162638986768165980854701101462777952102810354388491113718771499679484235293621856219562941817969400983683680081691798869389922147158372295609555769543386590841229863600792437890159436426257049856909285855757665330129034245976980109005613809173393117004290651110011934997212087848379876767538951946222893540402032375343335539345391853576231535606817522823624777605186436610447014368153637726871214905350474865651864410675288938016626811984599165319859782631104199679005548402870186781119575842024737663503316226890607921610369546012990715276188585423079104966714108142045600223643696174074259424620433081982579302273047049420545715046320155475570216130281215451655172286038647401027911295014464986710394218611119859498980121241303742906455038761899140613075293273063777753249937636471594690486538544373937167011576732910129991103693736300219725680110211192243055166574470262196892590075381412553718024314875550121
 . . . . . . . . . . . . . . . . . . . . [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)
							c6f19b488e48f1c680c092a9f8f3c86ab2055ea1
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef7a378a300000403004730450221008d42117ad1d2e62083721d7a8422d420faa9a91e32849720840dc0c1f7a13ec702204627373af3fa4483dbe69fb6f88f6ec78d4243f84e9e1dbd617d98c9fae9cfe1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef7a378980000040300473045022100a43c059b1b09ad5d781fca4bba652f851aa52d6980bebc0e54eff0de8261eb4e0220477693e82128a361304c48774a164174bed6753d6878c30e69813f3c08c59191
 . . . . [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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