DV SSL/TLS Certificate for *.oztasdemir.com.tr

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the *.oztasdemir.com.tr DV SSL/TLS Certificate

This certificate with serial number 05:da:53:55:30:9f:3f:63:91:5c:0d:87:96:d6:d8:49:c2:3d for *.oztasdemir.com.tr was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for *.oztasdemir.com.tr provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:da:53:55:30:9f:3f:63:91:5c:0d:87:96:d6:d8:49:c2:3d
Serial Number (int): 509853753902621498486698915010013219635773
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 9e:dc:a0:e4:c6:76:ae:6d:0b:59:5d:72:e1:af:01:91:ff:a4:8f:70
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): fb:cf:df:95:96:8f:45:2d:26:f2:4a:23:f2:35:7f:63:c6:94:68:52
Fingerprint (SHA-256): e4:f0:59:24:ce:74:7b:56:18:9e:f7:50:16:b2:99:d0:c8:d8:10:f3:0a:94:26:f6:89:07:71:e0:85:c7:0e:36

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/62.crl

Check the revocation status for certificate *.oztasdemir.com.tr
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for *.oztasdemir.com.tr

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for *.oztasdemir.com.tr in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxBGxFSyD339UdH0ANlYs
ytDWJxYYimk0AY8AuNsVO0QN0jrGH/D/YaZNaaVGoHWK1Y5Kcroii3a40ChbqQ47
0TQYV7I6zAYjw6TzFLAiWJpIH6BYZaA86cLqrQ1t8YYJ5ysrBayWKag8gsFNBy+K
/x7uIl60z5ArV6SAlgfmdu0oV9czvHBFnPYNP4kZ1NVIPoOMsF80Z5jSyAftzetS
0i33eWXJtzRJmfmmKsuE0ngOwfxV7/HYSML0pIYqiqiYjr5LAq3rCJ0u7Ckf2AKg
uyfJMahboWZ/Ah5NgPx1nwC/chxEAh7hsqkz+ahhKYdEYs3u7YGNdRQOPZQbAfHe
5wIDAQAB
-----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 509853753902621498486698915010013219635773
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-15 02:05:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-13 02:05:48 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '*.oztasdemir.com.tr'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL []
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24751431890236287254162745580059642451785992244239838778545514515638043201544244770802698921243414684355545031459524673353186683349716540187032679869088100291105196681369388116928801260418419850521802473351571069713914816809204634509027122092197659746165240705812492525607156818996098824629916894133565921898299889131683694412055528457378719071189419068950155839134733930505090752147548343441272573092877138945204099743516864869404947807491964419370830709296061525787641092555353780538037354213836217394971571284737078512500608085010971610894253230579275641338747406064236664187788033798591941315320249956096965467879
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							9edca0e4c676ae6d0b595d72e1af0191ffa48f70
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.oztasdemir.com.tr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oztasdemir.com.tr'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/62.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a00000196d1e666990000040300473045022100cc58252b95dd8b4b0ae060ca2da7e168fc8610a3336a5051187f9a32c5db5a5002201773a3cdc5f9a9cc188f83583be286213414d0c6faa41c2036540fd6abb0ccef007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196d1e676840000040300483046022100929efe9e81f7d06d1255a17a1f1ffac3c0c7290a50a1100dfefb232e0c0bb76a022100daff0d25de872d67c26ad99a46ddd5eac992f2df16995f075ac6ca703285cfdd
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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