ucardo.com
Issued by R3
About this certificate
This digital certificate with serial number 04:38:ad:c9:f1:b3:bf:89:7b:97:fb:3a:63:29:7d:20:59:0e was issued on by Let's Encrypt.
With 6 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=ucardo.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:38:ad:c9:f1:b3:bf:89:7b:97:fb:3a:63:29:7d:20:59:0eSerial Number (int): 367735961271854729900283960629134152980750
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 7f:cf:a2:9d:40:f2:2c:57:6b:01:85:b7:aa:25:9d:f1:a3:25:0b:07
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): ce:45:64:c7:24:f7:c7:b9:5e:c0:54:9e:a9:55:2c:dc:68:51:c4:88
Fingerprint (sha256): d7:7d:2e:f9:0c:6a:56:29:7c:b7:b4:f2:ae:b2:dc:49:08:dc:fe:6b:15:52:a8:88:00:40:16:30:9c:ea:4d:91
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate ucardo.com
6
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ucardo.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
mgmt.ucardo.com
mobile.ucardo.com
pro.ucardo.com
register.ucardo.com
ucardo.com
v.ucardo.com
mobile.ucardo.com
pro.ucardo.com
register.ucardo.com
ucardo.com
v.ucardo.com
Other certificates including the domain name ucardo.com
(limited to 100 certificates)
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
pro.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
pro.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
srv.ucardo.com
srv.ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
pro.ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
pro.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
cdn.ucardo.com
srv.ucardo.com
srv.ucardo.com
cdn.ucardo.com
ucardo.com
ucardo.com
ucardo.com
ucardo.com
cdn.ucardo.com
ucardo.com
srv.ucardo.com
Certificate
The complete raw certificate details for ucardo.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFNzCCBB+gAwIBAgISBDityfGzv4l7l/s6Yyl9IFkOMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEwMjEyMTM4MzRaFw0yNDAxMTkyMTM4MzNaMBUxEzARBgNVBAMT CnVjYXJkby5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCyezXn 9eo21RpnTY5FKU7/+pUd41W6kfMJIBBiTI4+t18U4d5wTjHNqcdtrCyB0IXp/LDx yySHg+53ErZsRvC9TAtn9wHtmqMAjtZDC1LOw0U+HNF71zW0m1WM3Go9FlTtkW8F wpMYgR9cHrEc8dJhqC+WnHnnCtvohCNDRZHe+5KeT/05b2nEIKoStfcuS7cR72Ip ++sAqFzp0VKUyz9XHd2IYDDug7PK3SJNCENuWyR7dJwgDmt/VPGU15PTppbfrhiL rgT6YZrEsmddnPRbtT8Z1CoZ4fuKLN8bR7L0j+Wa2X/HxxaKsVIT50fEClrkV6qz siJNEdtW1jEX9zpRAgMBAAGjggJiMIICXjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FH/Pop1A8ixXawGFt6olnfGjJQsHMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMGwG A1UdEQRlMGOCD21nbXQudWNhcmRvLmNvbYIRbW9iaWxlLnVjYXJkby5jb22CDnBy by51Y2FyZG8uY29tghNyZWdpc3Rlci51Y2FyZG8uY29tggp1Y2FyZG8uY29tggx2 LnVjYXJkby5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwggEDBgorBgEEAdZ5AgQC BIH0BIHxAO8AdQDatr9rP7W2Ip+bwrtca+hwkXFsu1GEhTS9pD0wSNf7qwAAAYtU Y+NzAAAEAwBGMEQCIC5xiRN5n1FCeJCRV6E8XAzoVKqVTFXLzr6PZ2LMhG8nAiA1 jyCGWqcLkAz/UclGAdnlN4xyNWSihx+SfKqJpADi7QB2AHb/iD8KtvuVUcJhzPWH ujS0pM27KdxoQgqf5mdMWjp0AAABi1Rj448AAAQDAEcwRQIgKvfM1GDDflsCeozK VurYswQ0MxnChwea/x2WBZBnIVgCIQCPNhhoH5CMzDPFbr3tkbNXPptZh5j+RC+G 82q/tf7ebzANBgkqhkiG9w0BAQsFAAOCAQEALhAn6rShHbZO2g7vVn2Y7SktlxiE cQH5c3v945OhULiRdy+NfciwozWoRo7fe+ddVZh2t+FhJe6oHc/4slrtD5CV6752 RRGfp/rxJFm/lPE5HqpBjWM9fkfGikcu89xZoWo2XV5BwtqKRxAOhtANuIWQ4hqG Ou96t5nuB/9rd5m5qI4qwaIXHmTix0ekUGXdEOy6/VU6usqLKLmmufcmrBEfaLtn oZbBg1JpWweHpycUPJdmOCR2gEzUL8BrFa3lwd9pMBTI30NkPfYuY7vUeeCcMD+e sc21QRJ0bVw26eu74+08GSUeqtyZOe+TN1gmT0y0pZuMLKUpQv6xHTDgrA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsns15/XqNtUaZ02ORSlO //qVHeNVupHzCSAQYkyOPrdfFOHecE4xzanHbawsgdCF6fyw8cskh4PudxK2bEbw vUwLZ/cB7ZqjAI7WQwtSzsNFPhzRe9c1tJtVjNxqPRZU7ZFvBcKTGIEfXB6xHPHS Yagvlpx55wrb6IQjQ0WR3vuSnk/9OW9pxCCqErX3Lku3Ee9iKfvrAKhc6dFSlMs/ Vx3diGAw7oOzyt0iTQhDblske3ScIA5rf1TxlNeT06aW364Yi64E+mGaxLJnXZz0 W7U/GdQqGeH7iizfG0ey9I/lmtl/x8cWirFSE+dHxApa5Feqs7IiTRHbVtYxF/c6 UQIDAQAB -----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 367735961271854729900283960629134152980750 . . . . . . . . [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 2023-10-21 21:38:34 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-19 21:38:33 +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 'ucardo.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 22531175680823851769736973428768213795848049622518554326345733984813218500976825486848682513524065125871550106378087597237416610235411793593091460474233537292781007111914006561036379167199921496753265693777745684155528132526587468011948343528705181535302138526269005183847775095033506241371530865844904970964812340981688664259761341866711270355746353880679115035835800025377996974258580508682031375354632296478440474568140288856315726787147039023970679326437299379083238399221806171145883546871608456406863167582722849448059502532657264940115972801781838762725001417098671807303627020463175821462029271676016070703697 . . . . . . . . . . . . . . . . . . . . [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) 7fcfa29d40f22c576b0185b7aa259df1a3250b07 . . . . . . . . . . . . . . . . [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 (101 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mgmt.ucardo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mobile.ucardo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pro.ucardo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'register.ucardo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ucardo.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'v.ucardo.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b5463e373000004030046304402202e718913799f514278909157a13c5c0ce854aa954c55cbcebe8f6762cc846f270220358f20865aa70b900cff51c94601d9e5378c723564a2871f927caa89a400e2ed00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b5463e38f000004030047304502202af7ccd460c37e5b027a8cca56ead8b304343319c287079aff1d9605906721580221008f3618681f908ccc33c56ebded91b3573e9b598798fe442f86f36abfb5fede6f . . . . [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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