casystor.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:3c:3d:7a:a9:f6:15:a5:c9:3d:27:e3:e2:17:61:7b:d2:54 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): 04:3c:3d:7a:a9:f6:15:a5:c9:3d:27:e3:e2:17:61:7b:d2:54Serial Number (int): 368947805557480966115447489597492543869524
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 73:f2:6d:96:ae:fe:2f:e8:90:8b:a8:3b:29:5a:51:25:c9:02:0b:59
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): b1:7e:57:6a:e9:80:68:8a:e2:74:06:02:fb:82:c7:51:c1:f8:5c:64
Fingerprint (sha256): 5e:77:b7:58:3c:f0:25:d8:95:cb:61:81:1f:1d:40:ab:e6:1e:bd:42:19:5a:b4:98:53:15:2a:b0:e6:c7:5a:48
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck 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
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
casystor.com
www.casystor.com
www.casystor.com
Other certificates including the domain name casystor.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for casystor.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYjCCBUqgAwIBAgISBDw9eqn2FaXJPSfj4hdhe9JUMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODExMjIwMDAzMTlaFw0x OTAyMjAwMDAzMTlaMBcxFTATBgNVBAMTDGNhc3lzdG9yLmNvbTCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBAPpHKnlh/ib2TTpYyp/jORChWvLVi+Hh/ajI X8KxTQnWc7J1OMacVtkvwo+qrmMysyEkEw2f5GQtq1Z9Kp76LFgD+ltNFKjIrUY3 m3AQQ23LddYlqy5fU/1eekqRXb0qfoK1MF+rnvVkkGCIRk36V4XfXQp3pMGql26+ lFp2obpUbJa5GMIhtBc+AnEANmj0zTfoGs08i/y7KnhLpK9JgvDo5rFt2E/VmV4i hqZ+Ec7pUU5BUivIzAySkz8+SyOHKTjH+GsaYFbklLP1owEbFMCnjDMydIcEnHqf QEKnxUpawID76J59myETPFAxTQi1MVkZPLMAYf38ney6GjDGseHQloyEsUq8WGa2 O7eB0iSleBDauVepdBCGytyu0j+Y4FswLdSduSvjoLKseD0phJ8pqCw7aMn8q51R D3s9UjP8qFQ8hQCSYa12zaMg96s6OI95JvDMn9ThUK5z611NG2FJcTQ9w9t+YQHG M9GV9rG7ox2z/91dSYlpkJ5YWlYxDInnqEAlLR4ULywt1xJJs6Q4GL8Zt4jghMVJ MFBCoqi3gS4Xtvw1atBsXsIhUTH1Dc9WNxk2+xig9vbTlhFRfVbHIj0YalaL0uBr oR7snUlshPBLtZQg3O4mKAqP05WHgEhhKjeK3+FM0WLp1hEq2vLFGWiy357AO3AF wUQGaZ6jAgMBAAGjggJzMIICbzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFHPybZau /i/okIuoOylaUSXJAgtZMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wKQYDVR0RBCIwIIIMY2FzeXN0b3IuY29tghB3d3cu Y2FzeXN0b3IuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEB MCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYK KwYBBAHWeQIEAgSB9QSB8gDwAHYA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMB nd3x2/4AAAFnOPFUXQAABAMARzBFAiEA6l/7sD+n5BU7Zncjo3FY5lT/9Dv0Qq2S i3QpNeRKdhMCIE+bAZeCuwF315wkdl6DlZzuJKw1mFRgVMFPUwVjEyP8AHYAKTxR llTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFnOPFWRwAABAMARzBFAiAi vCj00zekn1lsCYOBlAXfbUMwcz5FI5V8LxFn+JKRoQIhAKDiVsjsJZ1MX8Xxa4EV Jt4WIV0QZ0MrSJGNQdogPdVoMA0GCSqGSIb3DQEBCwUAA4IBAQCP1WMOM4mEvP8a y+QU0QhgiKqJ1Vp9VJPdVzda5hw8o12hmEsXZX0WHYhaSvlvZ9PL+orF17izD0mF VmlquTpe9pEav2KklCk2lKuLbL7fm0NIHxaYpQxklkXKAmpxUmDmC7atfDIIk2g7 Y4rAt5Rp8arKsDZHp6lMsB66iKhsnKC/5Sck1CoSQtVMlxJuRbUghqivdax1dqfn +l5GVV4e5puDU2nV2vDtjlawh8QLjhjpdMKcUnrHNFR40c9X4HT6ZMgViJfYgSTz jO11epCoOaLg7mVjTmpHd5tNKQvAuHj1pm36jC8ceQizlzhOuxoBImBNaGwezTJi L84R3GvH -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA+kcqeWH+JvZNOljKn+M5 EKFa8tWL4eH9qMhfwrFNCdZzsnU4xpxW2S/Cj6quYzKzISQTDZ/kZC2rVn0qnvos WAP6W00UqMitRjebcBBDbct11iWrLl9T/V56SpFdvSp+grUwX6ue9WSQYIhGTfpX hd9dCnekwaqXbr6UWnahulRslrkYwiG0Fz4CcQA2aPTNN+gazTyL/LsqeEukr0mC 8OjmsW3YT9WZXiKGpn4RzulRTkFSK8jMDJKTPz5LI4cpOMf4axpgVuSUs/WjARsU wKeMMzJ0hwScep9AQqfFSlrAgPvonn2bIRM8UDFNCLUxWRk8swBh/fyd7LoaMMax 4dCWjISxSrxYZrY7t4HSJKV4ENq5V6l0EIbK3K7SP5jgWzAt1J25K+Ogsqx4PSmE nymoLDtoyfyrnVEPez1SM/yoVDyFAJJhrXbNoyD3qzo4j3km8Myf1OFQrnPrXU0b YUlxND3D235hAcYz0ZX2sbujHbP/3V1JiWmQnlhaVjEMieeoQCUtHhQvLC3XEkmz pDgYvxm3iOCExUkwUEKiqLeBLhe2/DVq0GxewiFRMfUNz1Y3GTb7GKD29tOWEVF9 VsciPRhqVovS4GuhHuydSWyE8Eu1lCDc7iYoCo/TlYeASGEqN4rf4UzRYunWESra 8sUZaLLfnsA7cAXBRAZpnqMCAwEAAQ== -----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 368947805557480966115447489597492543869524 . . . . . . . . [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 2018-11-22 00:03:19 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-20 00:03:19 +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 1021045124823643650449747327663016331051050954220276620072180759165919110920505542484743627739336577004617748684458683156858518616913108841476029324156065556251403011217592738046140929621502618163792315710359410105036196443632660403758127611055445551797717932830091169155850837426935036437197444183339695162865149928970369468963744548061964417423550463559870840557915210189338593599217033970812298446054896027132985687756215660092793877931158621048390324024906097383298874760789901265797531305940574008410982870302158732113744930481607168410956285979171390649628475951425215135659386006309013168949620984542314774612578255637390995723961607665848787346974435675274934470526613808354348648068073416120020966892753889843756115304683884152910558288497577148565757243047451789408592772397186684823583790262020915663104880500869709679126415391925143349828503016668691626056160961121211396669425429917110801661399335742528190088003112515921977246763529254678272948299406501306327639199058652910621788982282882000989270577513648028543114458592856946274879084015237654899168848790950154964690046772424824852931967431120868715006151318559610726685373397512505791112195748343165018931365323976311779169627814289483933606082678785055665890631331 . . . . . . . . . . . . . . . . . . . . [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) 73f26d96aefe2fe8908ba83b295a5125c9020b59 . . . . . . . . . . . . . . . . [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 (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) 00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016738f1545d0000040300473045022100ea5ffbb03fa7e4153b667723a37158e654fff43bf442ad928b742935e44a761302204f9b019782bb0177d79c24765e83959cee24ac3598546054c14f5305631323fc007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016738f156470000040300473045022022bc28f4d337a49f596c0983819405df6d4330733e4523957c2f1167f89291a1022100a0e256c8ec259d4c5fc5f16b811526de16215d1067432b48918d41da203dd568 . . . . [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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