potuznik.eu

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3b:77:ac:da:ef:c1:b2:d1:51:8c:41:f9:21:04:fd:32:0c 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): 03:3b:77:ac:da:ef:c1:b2:d1:51:8c:41:f9:21:04:fd:32:0c
Serial Number (int): 281572593090734953484582088561914395046412
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a5:06:88:53:0c:3d:36:2e:92:41:13:f5:29:c4:17:e4:9e:8f:e4:64
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 38:a6:fb:63:5f:93:c7:2c:21:37:80:b2:e8:81:b5:b7:50:b1:00:4c
Fingerprint (sha256): 2f:45:72:7c:28:c3:42:c8:07:ee:95:c5:f6:8a:5e:31:8b:29:5a:57:5a:f7:ae:eb:fd:0f:0d:40:35:cf:f2:4e

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 281572593090734953484582088561914395046412
 . . . . . . . . [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 2017-06-29 22:01:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-27 22:01:00 +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 911564240922539162278324692829329924650194548664928845892461887613679500733368938798787364883728920285996900925414754188302758822825666987180336292597607121940557463359254881774211967506291089688138414534352860022696588809415790523178941940396432485068348305154985344778496125747905511353484507341555162197574950634282330430304558741440329506201201178087243385999125810891449873342246483550611109230618284489717615333039056127313715833523215089919380872933638972396262762358933294563048836818753965962100917646329883118439759457237590881975700835338452839965446494491000878836986575872406875074742410256000044773175750020359407306493281948282980195538903373438978229716707655023151200412142206873074254987394356820711418048238782843943182943264588562108309533083442752939905323861694134029670852488310517567478304842959588108635750386039302799119742553311974813733092532063340949828957543484219698082762571586474996750978880354369840150019498215960306059602211553669658378266305948321611045236501211868134519088297154495909502611368836968710105132869372207507198285296218713930497627169930317033011179340806595366595365146224217331361224538901077881459519136732752738636679561691290384878864065770645893585675271319785321432541636347
 . . . . . . . . . . . . . . . . . . . . [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)
							a50688530c3d362e924113f529c417e49e8fe464
 . . . . . . . . . . . . . . . . [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 (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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