potuznik.eu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c1:76:31:2f:d7:27:68:f2:2d:8d:cc:8b:cf:59:dc:63:49 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:c1:76:31:2f:d7:27:68:f2:2d:8d:cc:8b:cf:59:dc:63:49
Serial Number (int): 327168458907390054767376069889758009779017
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7a:e0:84:fd:b1:ec:55:9a:db:c4:26:22:31:3d:27:ca:16:1e:9b:ca
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fd:3f:5d:9f:ca:1a:01:9b:1d:8a:fc:9d:fd:4c:fd:47:11:f6:08:71
Fingerprint (sha256): 5b:d4:46:8d:3e:e2:9e:f3:d6:91:ed:70:44:e4:cd:7a:78:0c:24:89:16:f4:81:7c:56:e2:1f:38:11:72:24:98

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 327168458907390054767376069889758009779017
 . . . . . . . . [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 2016-07-24 23:30:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-10-22 23:30:00 +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 784197821801834361276881355380607652281594158350140628960813716560525052940505517010874679809286151638670423872474409433372013952068919682477590351612716003867195037221115943593035200630674051814583423186131602144097364907919354647481724911865554417869648657897538297518329656617026643475275905436144107363712093319384279309524671692481633046188404667613139845916315768239110699865816545488633648653317626212343867018000263605949334814799367511734879388733570946212362176638865392462977536485748819158591680322308407280630534354967348744468214126117165817318534623840362470223784457601846521733106493331910942306414099116262641715342990992780325131129845684575761803022648885515660695023395748963101485754422841231539234074582317944546410034903668717875802190899910707284436906426182899236901713877610932625059528542397444238992629690561211059501179674524390227173938523259192492343668032976665822311087045493581783606596411287663960221682022681322201316896968271664990916826105749325006836260320322928452376992511585377144577845832157888712609717069238943553652394476931203277180970905438747079053155841450123460837886694115145088393722913426304695261565609281399628277313339988877112721229665338916668171860599687846414313686899459
 . . . . . . . . . . . . . . . . . . . . [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)
							7ae084fdb1ec559adbc42622313d27ca161e9bca
 . . . . . . . . . . . . . . . . [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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