mail.prolan.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cc:f9:11:d0:d9:33:93:d4:dc:f0:8f:22:46:68:db:38:f8 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:cc:f9:11:d0:d9:33:93:d4:dc:f0:8f:22:46:68:db:38:f8
Serial Number (int): 331085530923098896908779344963704515672312
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f8:df:5f:8c:54:9d:27:e0:fb:cd:e7:b0:2b:e8:1a:c8:e0:2f:ce:76
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d0:0f:20:44:59:af:4c:3c:3e:b3:08:31:5e:83:5d:ba:81:f2:f3:ab
Fingerprint (sha256): cc:fd:9b:0b:48:f1:2d:c4:19:c6:ed:10:27:89:e7:5d:81:18:6e:04:17:da:c6:06:cf:e3:fb:9a:3d:80:e0:96

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.prolan.org

Other certificates including the domain name prolan.org

(limited to 100 certificates)

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 331085530923098896908779344963704515672312
 . . . . . . . . [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 2019-11-06 05:00:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-04 05:00:19 +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 741864954966843629194623508936536107247897302669325160756947205255251709251640303611901847988287831769695743049370109364530029535775001323353705693990228003740701304981022932938989078206835077490584183140252668553022541513502907870670021939054217121581555757744288998810759654458134862385801247159439728164384966136489850183788995290892795036405130265103000922512497895358241167199101113956750024792866776022367226727981495069128775049467734349644469742008637446372884003685276384509904929805525302114226195899971989322990293037825278214655452370658764132315165027549282747320518855221747831430354098113240538495775988057963783152096715286008733773598354461219597170128052324716277452204613394716589150440739100842804496926316164509395856357450560308843690510765119572220311964873733279075519483967019000954435215931384659541785923571879704038218449630688669842486136903249906826577746256956464655599920677310478633540147666365775593571982241667802547673753971532390771237105669401531366721751453894729769340405537068710297936817676775714507611521492507866525092219340325080137114443993224857880666568540360443657309188816769897194571868137108498308483405604083278164777954976890171368616086207568994688704046922794745815646974331079
 . . . . . . . . . . . . . . . . . . . . [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)
							f8df5f8c549d27e0fbcde7b02be81ac8e02fce76
 . . . . . . . . . . . . . . . . [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 (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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e3f4ca9b500000403004630440220276f2728c51368d70f0fd1ab05b1f319e1e7aefab85521ed4c3bc4eb4f560e7b02201801dd3282cc9bebe293c66c7065395ba3285cc502f292642dc3110319dd62710076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e3f4ca9f80000040300473045022038f9ec6c4d2174523ac26b155bef108749e5c47b922ab70b330b6d5f44fa29f1022100da0e1bb7b610ed1d765c7c4ea4364d0f900188a87e34bb69cff3d17932076334
 . . . . [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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