eupd-research.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d4:26:8b:79:2a:dc:de:89:8e:6b:0d:dc:2c:51:4b:c1:73 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=eupd-research.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d4:26:8b:79:2a:dc:de:89:8e:6b:0d:dc:2c:51:4b:c1:73
Serial Number (int): 333527954433190357939053059405183556764019
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7f:ba:6e:11:79:b7:7c:b2:22:1f:9c:15:78:1c:92:5c:4b:f6:44:c4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): be:65:cb:00:7d:a0:50:ef:74:41:ee:55:0e:6e:6a:51:78:64:95:21
Fingerprint (sha256): 90:c6:d3:57:a9:df:af:5f:bc:c9:35:01:bb:18:3c:3a:ca:49:8a:b6:b5:8c:f8:5f:a2:e4:cc:52:db:56:d1:cc

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 eupd-research.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for eupd-research.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

eupd-research.com
www.eupd-research.com

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Certificate

The complete raw certificate details for eupd-research.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyCOlz/OcwjJRgdwvrjJA
8UTX2M9i3VjvvgGbuWDMA9T1Qz5TICAPeZovDwkqt2P6iMdmCAzz9Nftd7XdQSTS
/R7f1udEUgCwvYrNgojQ4EhcPljFF710/i0d4grFWEIMc9RUPCO3kAJBo2O9ZDXD
2+M7QqZs3Z9wOXuaKhW7beBMDIrNoTbBna6/4oVjj9JbF4gLMPfgLbmu6S6f6Pe8
R5YZ9k/AcaUn9Z3dsOby+8tBbuZQ5/H35DgP7ZwetsgsItLa5/z57N4Pfy1+dt+s
ocY4ZAUGjw7ZNWpWoMMyGH397RyAwLTN7mdLhglx2xjPguiXa1S6GCOdEw1QStPZ
dwIDAQAB
-----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 333527954433190357939053059405183556764019
 . . . . . . . . [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 2019-12-15 22:16:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-14 22:16:53 +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 'eupd-research.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 25265239531382751290335916122710531381796737075504951813435041410015480427427725982934100699633502674797173817394482214373057777605174217234358988630502276912382309749310056099965087489631907188282380462881686824861656637639533655675312154132430520324018966498599590367423894335870708543743723709280877161332870211429442125359023368403298478316803708849288844567666088368129288470660680232527509656830972334741149163715382836526765150083192113916081137772108563658618659640407842721820320667372676917048572571871349892778808448232728721113753698157040160576456275518413240357419135084878269072074532861735991319452023
 . . . . . . . . . . . . . . . . . . . . [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)
							7fba6e1179b77cb2221f9c15781c925c4bf644c4
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'eupd-research.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.eupd-research.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 (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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f0bd9af2f0000040300483046022100aa9937117523bc8a1a2e805a9d9f195c93ccdaf252a552f65e1fb34506e8ae92022100d13f1ed2c4e698565d0f6f8fb97eb75317a64bef8a18cb3dd01caf77fbd587c0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0bd9af250000040300483046022100cca1ae1c3a15f818a2285f2a55d74883d5bdb36131b58fb955269d6114518407022100c56b0107420b6b94fef06aaa4ee7b7db64f79febf1d0318d9a7608ba17ab6965
 . . . . [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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