potuznik.eu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e0:3a:c0:6a:f2:e6:db:8f:5e:04:07:d1:6d:71:53:8c:be 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=potuznik.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e0:3a:c0:6a:f2:e6:db:8f:5e:04:07:d1:6d:71:53:8c:be
Serial Number (int): 337638202299503399862775840267004703640766
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fc:3e:b2:7c:73:1e:44:de:2e:81:db:f8:d5:6e:62:05:5d:7b:1a:7a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 36:50:a9:08:5c:c4:c6:1c:eb:12:a9:db:f5:62:cf:fe:e4:74:a4:62
Fingerprint (sha256): 23:6c:c9:05:77:6e:9b:99:5b:59:0c:6a:66:ea:8b:e6:98:a0:46:d7:13:f7:6b:cb:8c:ff:33:6d:2a:39:f9:99

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 potuznik.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for potuznik.eu

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

potuznik.eu
www.potuznik.eu

Other certificates including the domain name potuznik.eu

(limited to 100 certificates)

Certificate

The complete raw certificate details for potuznik.eu 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 337638202299503399862775840267004703640766
 . . . . . . . . [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 2017-01-30 00:34:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-04-30 00:34:00 +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 'potuznik.eu'
 . . . . . . . . [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 881326619476129764926153430518262338996548985284622855526163945663076933179294428474045898554672112447232028111264132032230094430120855426662056642559740646423312446279759630834722033609556881406099721427925943943751807170325014089015628941502427923322687985771873629934745486028023414219896263870374076632899470378611123989933990857238184753714255124055053362970897825095274119833208023739147643259773861824914904819748746578679985085609431559735905616871038216658957284278224284341731397361208910132093859949035647733075964539737578570803621187318968739140039891025269798201852562630785168037122371739112490299650035840668570510828313373167182533812114679538153219680295310166962054437738339670332599747895765133734145636157955199137199818606679202835978186560632798176847474006152058544884929857062286794782810522212133260748763171102936469722671206773627491451733407273000416294622988669146536003867865609633239929770371444723420651746449885241172824364838564016153515616383750670547033511680729886241750572843232616128434702148876951759136524802853366294905929208764473236103791840885349098741599784973149994840068606378825551938829500487335130058692058025313477770798034096099921010715475023516728654210116353334938012300969489
 . . . . . . . . . . . . . . . . . . . . [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)
							fc3eb27c731e44de2e81dbf8d56e62055d7b1a7a
 . . . . . . . . . . . . . . . . [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 (100 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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'potuznik.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.potuznik.eu'
 . . . . . . . . . . . . . . . . [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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