mail.prolan.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:84:63:91:30:91:45:e3:34:ec:1d:0b:97:74:af:31:79:71 was issued on by Let's Encrypt.

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=mail.prolan.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:84:63:91:30:91:45:e3:34:ec:1d:0b:97:74:af:31:79:71
Serial Number (int): 306386477668537185020066576784219744336241
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: df:ed:ee:c4:f6:65:4e:1c:c6:55:db:83:ea:11:32:ef:b9:99:66:93
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4a:b7:27:85:dd:4f:70:0f:de:9a:ac:c0:9a:13:0f:53:05:29:2c:f7
Fingerprint (sha256): a9:05:d6:da:09:0a:c9:00:ed:27:f8:f3:17:b8:2d:bc:37:b7:ca:21:54:8d:f3:79:b8:a0:52:78:ff:65:18:1f

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 mail.prolan.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.prolan.org

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

mail.prolan.org

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Certificate

The complete raw certificate details for mail.prolan.org 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 306386477668537185020066576784219744336241
 . . . . . . . . [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 2017-02-07 05:01:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-05-08 05:01:00 +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 'mail.prolan.org'
 . . . . . . . . [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 785920482218569153853763276367417733767082885529347059071594021895686040469452149817442041268349826265678394720140275163801977586496740989495652077547264651386305641588474434177939786330754839500787086123141857634517370873001640344181469438110076190090925610373896227095547291910111508798862511616842928374968076078697802683488632936569277006325287725814812536197498455950099468142266416635971238645450886083459937037346715082378296146058796572029532370073098113870565856073516825837646819066357733362977266946095329298534682264686341067780515789938485497572631452373087902272721123968136754058121574008526443764453907363736003789837001228095592303569329597825488541533204528752603460515827969457300775291278558502899184704500939659991952341235518286768712021291941866446196292664086534079010876546793622882988006527716618145858414421868139217903501186538441697198862864205513115687764891488985283452298903160133495400373771161888858345760377536430808928587225363766657114477975017472698785648848147877154867684645264056658075381037183069796500924417292593318939901005547934954364423441363035806446916573112450093692387589025609081622379754940366040504404903325264051067285901107332482650695111527906595058973276503251495654347606559
 . . . . . . . . . . . . . . . . . . . . [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)
							dfedeec4f6654e1cc655db83ea1132efb9996693
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.prolan.org'
 . . . . . . . . . . . . . . . . [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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