www.project-a.com

Issued by R3

About this certificate

This digital certificate with serial number 03:72:b4:87:a0:bf:56:3a:72:22:6f:49:b9:b0:b4:0d:9c:dc was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.project-a.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:72:b4:87:a0:bf:56:3a:72:22:6f:49:b9:b0:b4:0d:9c:dc
Serial Number (int): 300369012883929713825567857769429808815324
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 27:ea:95:8c:a7:f3:f1:7e:5f:e7:45:2f:d1:96:f0:f7:24:7d:fd:2a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b6:22:72:80:75:12:33:60:77:97:b4:7c:8d:a3:cc:2f:b7:84:cf:7a
Fingerprint (sha256): b6:0d:e4:c1:53:a6:20:78:80:1c:b3:ba:1f:5e:30:e5:b0:66:d4:67:98:f2:8a:28:f7:34:4c:d2:66:ad:d4:a0

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.project-a.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.project-a.com

Public Key Algorithm

RSA

Key Size

2048

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

project-a.com
www.project-a.com

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*.bi.project-a.com
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www.project-a.com
www.project-a.com
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optimus-wib.project-a.com
www.project-a.com
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sip.project-a.com
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optimus-wib.project-a.com
www.project-a.com
*.project-a.com
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*.bi.project-a.com
*.project-a.com
autodns.project-a.com
2015.project-a.com
insights.project-a.com
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autodns.project-a.com
testing.project-a.com
dwh.tt-bi.project-a.com
autodns.project-a.com
*.bi.project-a.com
2015.project-a.com
insights.project-a.com
tekoadm.ch
frida.project-a.com
www.project-a.com
testing.project-a.com
tresor.project-a.com
autodns.project-a.com
insights.project-a.com
*.bi.project-a.com
autodns.project-a.com
*.bi.project-a.com
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vincent.project-a.com
autodns.project-a.com
app.project-a.com
www.project-a.com
www.project-a.com
www.project-a.com
www.project-a.com
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2015.project-a.com
www.project-a.com
autodns.project-a.com
www.project-a.com
beacons.ai
2015.project-a.com
autodns.project-a.com
testing.project-a.com
app.project-a.com
sip.project-a.com
testing.project-a.com
*.project-a.com
testing.project-a.com
www.project-a.com
sip.project-a.com
optimus-wib.project-a.com
autodns.project-a.com
apple.armm.wtf
testing.project-a.com
autodns.project-a.com
www.project-a.com
www.project-a.com
2015.project-a.com
insights.project-a.com

Certificate

The complete raw certificate details for www.project-a.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwTsbL88rnOWQTOsgC0HB
5UpAwXqMQHlMAozJwyN9sQKwnZ63X5RGtQy8re2BVZypO0rNEDBa2j7SAgrQXlkZ
cYTdEH49sr4nz/ckDbCwTJVL5WcwHPmBJIhFiga/oiB/9pGanf6gkQHXdZFsDCwv
MXDjCNOcxRweWUpBR2VIgDrlr4D0xSX0LsJk9Cy3UPXWMdi4zurPhXXzkuzW0ltm
zIrpeQuTo3qSDl9Mkq1JtUILrssRLUg1qLZ1vR0ltVpLkn1rgKUJ3Ae6oDjPv9SJ
Vc/vpDmwZJj1uRzkYC0Pdcy/NcnNGFq+4K8ZBGfs+Fe8VwMH8KtN2HNgrYmIRo3+
9wIDAQAB
-----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 300369012883929713825567857769429808815324
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-23 17:17:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-23 17:17:51 +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 'www.project-a.com'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24393139211111451468638899574655653638859570560151651862367228922119211976804542842004309838493610300516167669638331112893089674554934491259458323262291541597145925073860744988460424251312041546431817103468094897674847668959910538261269186880492017744830466802947610488147270145401472886207525090930580179394782278962889054124634563877694394777581165959583010053810733927788636155236691727000321557214148505932372147046033147459901616251408698922467747646569726601756424188827381827055086075967631225034539674453174401614911167081831592133001219358734441945876706085765401468830725815596973995107220949671105834909431
 . . . . . . . . . . . . . . . . . . . . [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)
							27ea958ca7f3f17e5fe7452fd196f0f7247dfd2a
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'project-a.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.project-a.com'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018dd73021b50000040300473045022020ffccab746c9c72f99574e019e524e9df2400e2a4a9a5083f7e37d1c6227ace0221009e3a19c2a00dcdabeb20f87bc1e62a70d14c68b6c8b2bdb32bbb8d5466884e2e007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018dd73021b20000040300483046022100f64ee116eb7ed806f351564255d1f8c8b7fb2a96aa2470d7c295b32d55729fe2022100997fa74d5defa6da63290c737f07a9be59a766b8f9d4d481d9bc45e0a273c84b
 . . . . [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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