mail.winprad.com
Issued by R3
About this certificate
This digital certificate with serial number 04:e3:20:75:ce:06:f6:83:3d:9c:84:9d:e0:77:69:2e:83:6b was issued on by Let's Encrypt.
With 4 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:
- 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=mail.winprad.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:e3:20:75:ce:06:f6:83:3d:9c:84:9d:e0:77:69:2e:83:6bSerial Number (int): 425736387991419622975426811124499602113387
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 6d:97:66:ca:14:44:c2:05:af:76:6f:55:e5:5e:4e:28:50:aa:5b:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 98:59:4a:29:33:5d:a6:98:f9:42:ee:0e:0a:c2:da:25:8a:1f:c7:6a
Fingerprint (sha256): 58:35:e7:12:fc:32:6a:fc:d0:8d:ac:72:31:7e:f8:90:e0:6b:09:e6:dc:b7:a4:99:2f:23:f2:2d:c1:31:0b:5f
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate mail.winprad.com
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mail.winprad.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
*.mailwink.com
mail.winprad.com
mailwink.com
www.mail.winprad.com
mail.winprad.com
mailwink.com
www.mail.winprad.com
Other certificates including the domain name winprad.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for mail.winprad.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFIjCCBAqgAwIBAgISBOMgdc4G9oM9nISd4HdpLoNrMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA5MjkwMzE3MTBaFw0yMzEyMjgwMzE3MDlaMBsxGTAXBgNVBAMT EG1haWwud2lucHJhZC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB AQDE8xcWHHJbwx1C1ngJ+7tZUInQ9+BMAbRdVn++EmTXAy6/Z7H5KjDf7fYFhkvH wxaG8V3du+0Ff6m9Q2inJlGGViNqPbMC2N/9WjE2rZsEClawjsRx8A3Gq/nbMQz1 OeFqLU2CkU6tPDbdqmvnhN9ldVje0JLILDwdSrq7gVcJv55JUh3Eh22CxGX2dy6k ErjxpPVIb4N8XfHGBWRUew/Q4JbqXIHX83SNY5TyM2VT5CiCLIku8HcIYK6KPlph i4ZQfE0QWvSA+r3o77C5Kprg9/vgkbAPGWdTZzITp5+bTHBKXrmQyUA0KLuUUlmA K7tWM8mSxp38mTbb61R10Lf9AgMBAAGjggJHMIICQzAOBgNVHQ8BAf8EBAMCBaAw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFG2XZsoURMIFr3ZvVeVeTihQqlv8MB8GA1UdIwQYMBaAFBQusxe3WFbL rlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDov L3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5v cmcvME8GA1UdEQRIMEaCDioubWFpbHdpbmsuY29tghBtYWlsLndpbnByYWQuY29t ggxtYWlsd2luay5jb22CFHd3dy5tYWlsLndpbnByYWQuY29tMBMGA1UdIAQMMAow CAYGZ4EMAQIBMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcAtz77JN+cTbp18jnF ulj0bF38Qs96nzXEnh0JgSXttJkAAAGK3yehEAAABAMASDBGAiEArAa3zp5XIY2H ofBOamFXvNtLGMWcXsEEKeZug9DhRS0CIQC7bctRlKK0hLjYbUkbkAT/qMp/tpDN 1Q4PNgYFQE2hSwB2AHoyjFTYty22IOo44FIe6YQWcDIThU070ivBOlejUutSAAAB it8noYUAAAQDAEcwRQIhAO1Q7wACoiCRhECHLixosqVvy5/HdPW//9sBaiI7NkOx AiBu8qo8R1xBJL3frm6d8mMar7hAh4VfdhAzF51hsxy/gTANBgkqhkiG9w0BAQsF AAOCAQEAuXODMf5UR2MoDccaZKaTXhdbeLswvBPtREutT4dNNNb0Rll9kjUqaR8t sOHZ/hYt+dW6jVDC5h0WkjDkAM6si8knzB71NUrVVbKTuynJpEBGjn1PFgLCku4n qRbU4fSik9IzibF+/GtrBB1mZdr/W+xiCJtkRNWbe9y00+8y8/it93UHPK9QpdeU KlatW00HeaZoCt15N+BxRayW95LVlqz59joegzglIiVH+aPj2B0YbAApNl+V0lUo voS2wqYt2saFQYwIYuLsBU64x8ZMaVMa7uw96W9o5+j+jeZJGTXXppVwzUE5T602 e9J2D88kwwBuW1nWs2omzpNTgePUsg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxPMXFhxyW8MdQtZ4Cfu7 WVCJ0PfgTAG0XVZ/vhJk1wMuv2ex+Sow3+32BYZLx8MWhvFd3bvtBX+pvUNopyZR hlYjaj2zAtjf/VoxNq2bBApWsI7EcfANxqv52zEM9Tnhai1NgpFOrTw23apr54Tf ZXVY3tCSyCw8HUq6u4FXCb+eSVIdxIdtgsRl9ncupBK48aT1SG+DfF3xxgVkVHsP 0OCW6lyB1/N0jWOU8jNlU+QogiyJLvB3CGCuij5aYYuGUHxNEFr0gPq96O+wuSqa 4Pf74JGwDxlnU2cyE6efm0xwSl65kMlANCi7lFJZgCu7VjPJksad/Jk22+tUddC3 /QIDAQAB -----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 425736387991419622975426811124499602113387 . . . . . . . . [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 2023-09-29 03:17:10 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-28 03:17:09 +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.winprad.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 24862580009366508935730382112105175910351927933761157156128415877538390316733988143161642710799212387616335857616733421691993394526071323513760644969994824286329680479741149885299243877312830442105750639377646607397181929779829807830968619303469262039909814364644265257253456565138153508809018645745423066292413311465026518203401166344890208460055617789570458795788974296016794069416893800558771636935235728207805671619072497087915775544181641580141714786513266805106760877079239551032672199988476645642307652170844689839848182345085232406891303925187903614441975979683722363167575599160228230984184229508385671788541 . . . . . . . . . . . . . . . . . . . . [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) 6d9766ca1444c205af766f55e55e4e2850aa5bfc . . . . . . . . . . . . . . . . [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 (72 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.mailwink.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.winprad.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mailwink.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mail.winprad.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) 00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018adf27a1100000040300483046022100ac06b7ce9e57218d87a1f04e6a6157bcdb4b18c59c5ec10429e66e83d0e1452d022100bb6dcb5194a2b484b8d86d491b9004ffa8ca7fb690cdd50e0f360605404da14b0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018adf27a1850000040300473045022100ed50ef0002a220918440872e2c68b2a56fcb9fc774f5bfffdb016a223b3643b102206ef2aa3c475c4124bddfae6e9df2631aafb84087855f761033179d61b31cbf81 . . . . [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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