*.ekspert.ceneo.pl

Issued by R3

About this certificate

This digital certificate with serial number 03:7d:c8:ca:47:ab:ac:52:44:e7:58:01:0f:e5:0c:b9:cb:0a 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=*.ekspert.ceneo.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7d:c8:ca:47:ab:ac:52:44:e7:58:01:0f:e5:0c:b9:cb:0a
Serial Number (int): 304139049557172883610757990672436960021258
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 51:ea:86:4f:7c:74:a7:3f:17:2e:70:12:e1:7b:c2:bf:c4:1f:dc:75
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 4a:8c:99:76:ce:b3:a7:a6:c1:ea:c7:74:82:93:41:4b:d8:76:c7:69
Fingerprint (sha256): d3:2b:06:36:2a:83:a7:a0:80:25:9f:91:b4:5f:0f:31:2f:59:83:30:8d:69:2e:8a:99:c7:0c:a8:2e:ce:fb:09

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate *.ekspert.ceneo.pl

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.ekspert.ceneo.pl

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.ekspert.ceneo.pl
ekspert.ceneo.pl

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Certificate

The complete raw certificate details for *.ekspert.ceneo.pl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtl3pa2u6+0HHHlrArcBy
lrf6x0bO23MhZnw1Pj9+9w2Ym1RVsbyy3JKQLToqppllLaxTU7SE7VonqgGpHP3v
v+I1WxVbZFr8Af2qjF3N9KOFKNp6MPSH/TxG5szHXgA4YViW5r1bfqRAqFtJQGN/
0S/BAes5sNAO2wM81peizX624jUFWJ/fEhHsHcJckcEaIG4zFhEzV4yUAQhYr2xS
qpBop5X4a+w/jYHnTRSmWeiN2tGQTt1ZWro2fmXXBbOkf0n334U+42ygYUZk0kVl
dc9a0xUrQK4o6tRICMBPeEWZuIRxR6FNKaRHyD5r9grVj8503rm4iHAhG/cYSvLI
5QIDAQAB
-----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 304139049557172883610757990672436960021258
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-28 23:09:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-26 23:09:46 +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:12|false] UTF8String '*.ekspert.ceneo.pl'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23021681136099136200688887124883460351548809694058923136111099354875013975561885044509000573220031545250257073919228056213704243103107364418439184764357721910031937344611661842508089879204476403848375047827478393631089428469652040513836955312013759307479228466250420457249963158847865367614248303686405406930493612341607022919235546631014005060047711788158980003113975594953003473898926319978471162886394942138558851238944660769553348438066796688884297699965221155374302764465449170618597958628242217525830820665451361312498467145260882769430100421685279652431665100820618859855716442962220342017325576237878034483429
 . . . . . . . . . . . . . . . . . . . . [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)
							51ea864f7c74a73f172e7012e17bc2bfc41fdc75
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.ekspert.ceneo.pl'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ekspert.ceneo.pl'
 . . . . . . . . . . . . . . . . [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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a3e9ffecf000004030046304402201435a90a87a1d9d47c266dc8b512e667770189229f9fc49c59b5d66d4e33bc45022052770d00fbd93c0b9561d3cab9bb10774ddd7b9e26e71481ea638edb8d5606ba007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018a3e9fff0d000004030046304402203afe060e989fd95116cfa387e1c13b03b6ae8694ffbd07af6734a8252356de9202204922e801714f51df4ca3d3f29b78647e477f0a418ad008565862a14f76e64016
 . . . . [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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