www.ozku.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f3:41:94:79:85:92:a4:5c:91:b0:65:0c:66:ac:ad:22:3f 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.ozku.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f3:41:94:79:85:92:a4:5c:91:b0:65:0c:66:ac:ad:22:3f
Serial Number (int): 344112643701484160416362314356523520565823
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5f:14:b4:b2:98:31:ef:fd:dc:e2:fb:6c:d7:dc:54:10:65:9b:82:c8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 07:ee:7f:8d:e1:45:05:33:f9:73:61:0b:a8:b4:cb:d3:1a:8c:47:1e
Fingerprint (sha256): 6d:27:95:d5:be:7c:fe:32:17:72:1a:62:a2:04:8b:b4:2f:81:5a:39:a4:97:84:3d:b9:e8:91:2e:a3:9c:fe:9d

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.ozku.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ozku.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.ozku.com

Other certificates including the domain name ozku.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ozku.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 344112643701484160416362314356523520565823
 . . . . . . . . [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 2019-10-12 23:57:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 23:57:24 +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.ozku.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 781101453466233394233225436158181936209535227844090599523381486360070248887048383351990250382454533219391916851461164748015993826136436298103286460637865875029660004835200312548218486723514578786934449980228730045573373278050847051263705315731928373649959664979285510926413595135561535019661290110648481387088101264952983782211034003901793734563457704134335539055771919446428298334872457666458433021644380777824226718056226548962603891067689200139069228735305167617304485805950711260959921227068843475457869828713766237247791359877110016619930324561162231451372781057731875966981242812542452019261711772910132948133509349846217059529232501257630977918352824512389935207532981832629502088746932741858592462042442850529072520816920798779045270615283387444533251615799486500642871502938839561529426232726641761037848909340285185393425015227742962819153379547372599229499301381794863773424915112931351110174869128348371242415365182400079954180105725944148775765769016381580038649310081221716776094141208806141209132000217761641500118337156209818353570671085745507299200228564742743855569255764715968393341932654070306979040001189262144789966961574821176449430064411681511019644160051954344223491065199437422528751329552833481956536842471
 . . . . . . . . . . . . . . . . . . . . [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)
							5f14b4b29831effddce2fb6cd7dc5410659b82c8
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ozku.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc29eb5be000004030047304502207f31f995adf793caf6a00ca08e00642e44afdebc856640c456622ca87eaa2625022100bcb6e9ad35da839fcd302ff74a4464f40f71a258fae1859f3e92b45023b20b52007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc29eb5e60000040300463044022046437d6ee4783a929128cf9e0cf906ed452e149d4b7510d615a96bc89d30fffe02205bfaaf89d634b54161bf22ed97faa43dea83df29cd6bf1917bac61e11946bff0
 . . . . [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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