casystor.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:19:62:d2:f2:07:cc:43:a4:b6:44:07:5b:96:0a:a7:69:d8 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=casystor.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:19:62:d2:f2:07:cc:43:a4:b6:44:07:5b:96:0a:a7:69:d8
Serial Number (int): 357087562534952600181594401824081994803672
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 19:13:31:a0:76:9f:f3:0b:b8:0c:0d:b4:c9:9d:bc:66:50:14:0a:57
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c4:a5:f9:2a:00:52:fa:91:8b:45:b4:76:0f:5a:33:40:81:95:f8:32
Fingerprint (sha256): 03:69:38:ef:28:bc:48:e9:dd:ee:48:6a:4e:38:6f:43:db:89:78:25:29:6e:05:48:c0:f1:27:4a:21:30:7b:34

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 casystor.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for casystor.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

casystor.com
www.casystor.com

Other certificates including the domain name casystor.com

(limited to 100 certificates)
casystor.com
casystor.com
*.casystor.com
casystor.com
casystor.com
casystor.com
verzuimonline.casystor.com
casystor.com
casystor.com
*.casystor.com
casystor.com
casystor.com
*.casystor.com
*.casystor.com
casystor.com

Certificate

The complete raw certificate details for casystor.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGDTCCBPWgAwIBAgISBBli0vIHzEOktkQHW5YKp2nYMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODAzMjYxOTExMzZaFw0x
ODA2MjQxOTExMzZaMBcxFTATBgNVBAMTDGNhc3lzdG9yLmNvbTCCAiIwDQYJKoZI
hvcNAQEBBQADggIPADCCAgoCggIBAOVAcJx7UzBX6c549QkOS2i19liKY5p2w8qL
vd84U8Vv/SbTlCCNpNlr4y+FGgoyZGE5JlHoXrNq6XXdG6A99XgRpsY3E8CpizpA
S6P07WwC6DhQBPjNl/63xj1YZUerr+Y9blQI5Bt7Q7XR0xHJiuIX4UW4KGs5tk8C
nA36bPIDMR5ik+47GTQQLi2InILiwWBcMJDwIxwEO20EuUP7gZKXjzil6Pg3InVi
FUD+fXwiVYGGmkDPJidQ8Er7n/HWbldi5wlrcfqAYHMogMqhgshIFpFy/D84fyTa
BPSNb01kKJflZpUU3VCQW+9H3a0wZ06b1OTBXIZ/AzWWQyEp8BXkJSpL+bNsIuv/
1LJ+zpgOImju+K6j+Ou8J9mJbxeu0/X0EkIwnED/6pK+eZbzwQY0K+bUVcOsjKtl
17Szy6dDpcLgsrjsjjcmspKcBUOoDCEx8zDX6TzGkYN33Kezd2M8/EpyCslYwzk/
PKhAnPF0XgoIW4tdLzDLeDn230dtYEzxjei2HxqfVEZsYXweCrHRaVliUdaThpW9
ROFnh8T2zQJEo2vSEsR9VJopEat9VdUlWq+CKfBDwX2T+F172lPQEPoSFpA7PQgu
HoXS/kvotZjk6K482djDtRAiUOtnSQzObMxBBah1bho55fMC7T4lOKlf48QKh2MJ
TuZG8Xb1AgMBAAGjggIeMIICGjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI
KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFBkTMaB2
n/MLuAwNtMmdvGZQFApXMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh
MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz
LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz
LmxldHNlbmNyeXB0Lm9yZy8wKQYDVR0RBCIwIIIMY2FzeXN0b3IuY29tghB3d3cu
Y2FzeXN0b3IuY29tMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLf
EwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcw
gasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSBy
ZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3Jk
YW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6
Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEB
ADzBxoOuQ4ZZIesFgrzCu9NKrb5Q8SKfkp0a3moiLLwyp2StV8ry/bwKLCRwg0ke
czYfIwaR3Q8Vs5OC2UjPqC8/9miDceTO2q3d+mwZmLxrl9SySVOZ9T06QpTb9Af+
dGlQNtEWtLfzsEbpv1RcRR+7yPVgOjcPV9JJef4T2SevALUmpIwLeJ2akfOsqZEB
X/gFYN8hpfqeV9eptiJ91XWlDojTWre3hac7kwdQjFPP1bn4H/8vNhDjBjwQr7YO
Dx0Vbwr3nZ+EzNGp7OxBMJX2dIY7azOEY+RELS5rlMKZK4ZWJOIKuB/DeutMoWDA
FehkqODsKZgLJ+kK4RZ5/r0=
-----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 357087562534952600181594401824081994803672
 . . . . . . . . [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 2018-03-26 19:11:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-24 19:11:36 +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 'casystor.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 935265412692578855460500873987786172385357942190462650088889634882891351525010863673697767240613551440479666039404191253111692333004677966921754640294955218558774198298735578195620587094361320382347600688822158032093990662185319699219349576900521518437182644910957323214803810596084821490170285388943378348800427207302153256442839353276223281163195048294576336300932758276727758152279068989373809626289376957804773658305359798857032093354649436165521752206991606650245990097011894259106745774474198453471150069727012865018881105346992242588091515630949515424583633471702643136941186089587490258260286814050240910300871430617218375891647195717589417326605984998563797553768365734131244320306667118446465839163829903460202956008535351424004611427561773646508921064648287715954564334098281655667776731230638447752341897534234432759176436458763402904948612970211381120993652437033044603825011714257375536766984544804224891144226454880235814058272857155699111559132132762070488392382734892620902204786782692563565637211174637537609322092545552918716160404398440207119862042169636247429569211654120791537930722024151491201379566433932634686948826285118041636982774952595440043565580709781008808027863124235578854634921581410318275925079797
 . . . . . . . . . . . . . . . . . . . . [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)
							191331a0769ff30bb80c0db4c99dbc6650140a57
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'casystor.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.casystor.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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