mail.prolan.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:4b:1c:de:b4:be:4e:d8:8d:08:60:c5:2f:9f:ed:f6:36:6c 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): 03:4b:1c:de:b4:be:4e:d8:8d:08:60:c5:2f:9f:ed:f6:36:6c
Serial Number (int): 286896410054047178235561857630566033536620
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f4:83:e4:33:4b:59:c7:ad:11:8e:3e:ff:f9:aa:70:d8:c9:ff:46:43
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 65:6f:a7:cd:2e:7f:ee:82:80:cd:b1:05:36:b3:ff:90:71:78:a3:cf
Fingerprint (sha256): 97:e9:a1:3f:c9:c7:cf:0f:1e:53:df:ad:bb:62:fa:7a:ae:a4:de:fb:64:c5:4f:1e:08:8f:08:05:32:56:6f:25

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 286896410054047178235561857630566033536620
 . . . . . . . . [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 2020-03-03 05:00:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-01 05:00:20 +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 682651005992977116624757760145007089178179198475160275290955132582534442964601495246492886141315272555022741663863355885921265746010973307867539320276746687624126109769237233628253957694608582535044501957132548376014448172566774873976715086457992470479522729361764421759284078982191361719276699143394670227269981942464487848499764607493931707522674369661255034480172745494118188329394415846315842958194424594826054136018245399188251126884046227939126808997280725434972923707996261986163820305465596436098280587069626297086559483547680607083318687159706146413609532102905414448823487204408394128165003927182971712543511488202612717922609398913349637603456457805477345858155182971024628604247516561537072578471292747132887248139428304792158014297190337333779206149070569961540226244647287958426969092091875956534805136336287798592720268597589125645686973721694211137099512223919261717601830826466158125710400783052664673646243741049382761223395761597878382679345655011514410843028020297422233900945791431456797089964135483408461420716633370226710314152661082951323374889350606018349931853866094530113808749364007083889272665016323879337593042985127111198476745941259924157329868027653787751502926661982669589119223798031316002911431769
 . . . . . . . . . . . . . . . . . . . . [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)
							f483e4334b59c7ad118e3efff9aa70d8c9ff4643
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001709efb1a39000004030046304402202229ddbf83d94f2c51c0ef9e938a01bd7b4836e9c20cac61c91fc643ec3f8231022076cf1c4ebc57759654a073d62edcd5001b7f4c58485edc3c691539c8bd618e63007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001709efb1a2e0000040300463044022025cbd7cf6470ce35e977fa18d8719babbd6292921cec70d0ecf630ced3746a8e0220241750f8fe4b288d22a0a6038ea2136c4281167f950c6ddb09848d210aa47821
 . . . . [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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