www.expressoft.eu

Issued by R3

About this certificate

This digital certificate with serial number 04:42:f8:04:28:fd:7f:de:e9:d6:57:84:55:3c:b3:53:f0:e7 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.expressoft.eu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:42:f8:04:28:fd:7f:de:e9:d6:57:84:55:3c:b3:53:f0:e7
Serial Number (int): 371237450087345701795089240013522295058663
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c3:00:14:61:8b:2f:21:d8:26:11:9e:ae:27:b8:61:cc:dd:0c:fc:ce
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): cb:57:88:51:1a:01:5a:46:cf:96:35:66:f1:4c:24:1a:40:89:ae:2f
Fingerprint (sha256): 73:c3:b8:dc:59:4d:48:5c:a7:a1:38:f5:00:40:85:b6:98:56:43:7d:6d:a3:bb:38:67:01:60:52:00:a7:17:ca

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

Revocation information

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

Check the revocation status for certificate www.expressoft.eu

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.expressoft.eu

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

expressoft.eu
www.expressoft.eu

Other certificates including the domain name expressoft.eu

(limited to 100 certificates)
*.expressoft.eu
expressoft.eu
expressoft.eu
mybusiness.expressoft.eu
expressoft.eu
*.expressoft.eu
*.expressoft.eu
mybusiness.expressoft.eu
mybusiness.expressoft.eu
www.expressoft.eu
expressoft.eu
www.expressoft.eu
*.expressoft.eu
testcrm.expressoft.eu
*.expressoft.eu
*.expressoft.eu
expressoft.eu
*.expressoft.eu
mybusiness.expressoft.eu
www.expressoft.eu

Certificate

The complete raw certificate details for www.expressoft.eu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxyJjI2rZQz3ni/HjcHSc
55ycq0Us+81YIjZZLeHuAksP/6WQ6qHNN7vnbX6gVy7tl7jNQVm5rekqVktcq6sG
muNpbswopCETkWygX1ifuoTdSaQPlOyA4s57RFcausXP6kNBY/tkMEDa41qqgIeh
AvFoz1D02HNGORjeTnjemCCCzLhl0i0qx+At81TvKhYDszdasFz5SEMvIj1s1g0G
oImWQWLzJq/4aj2oovB19MB1Kcv9uZpx/A5DbtyYBB2RZh5kGaltNupmeiwTqU1c
cZ+YqcMHpFkkNDRIoMWtxbCIqXytSdUsVtXssP9EhalHRU6iqxpfbW+FrsX3I0DB
XwIDAQAB
-----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 371237450087345701795089240013522295058663
 . . . . . . . . [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 2024-02-12 11:35:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-12 11:35:10 +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.expressoft.eu'
 . . . . . . . . [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 25138379677741150278219377358775102328465355527202904247541899716755926688355699005658348913980034621469355314795410199170503913602950672811025411326339551019248817989938208844451079977433020080949142669038840646138225121162887472762237444274092321964200037442205045175569257079161617380679786867667194231995939850699183091637494981074494491845673349626034911914215448893303047923701620798875843418274094502712157743092825757917353263037174077611936616901256161608125031976803793161218009815338238013186921214290154688943962878425690425926826877799327230235565743739716355747983977838138559614689988329835413813379423
 . . . . . . . . . . . . . . . . . . . . [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)
							c30014618b2f21d826119eae27b861ccdd0cfcce
 . . . . . . . . . . . . . . . . [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 'expressoft.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.expressoft.eu'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d9d5074c30000040300483046022100f20a5105a61e3a55c2c92793101c02626952934cc4f789bc4bbf739a0a6da57e022100c42cd78a7d05089678450d512337eda2aff4d23736f211f1a903a8f2df4be3e200750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d9d5075100000040300463044022053c317bb7215b16949bd8d74e2627863a11ddcf788ad04cca78fd776a459973d02204db2d86cc7e3db1828db4e431ead06763c0637070de92cf0b26fb5b22622a481
 . . . . [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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