www.liftago.cz
Issued by R3
About this certificate
This digital certificate with serial number 03:bb:55:09:d9:df:9d:94:20:98:38:68:e7:92:9d:a8:63:dc was issued on by Let's Encrypt.
With 8 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=www.liftago.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:bb:55:09:d9:df:9d:94:20:98:38:68:e7:92:9d:a8:63:dcSerial Number (int): 325082695938809209724748611197064008197084
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: b2:94:72:3a:9c:75:8b:e0:14:22:ab:39:64:7d:56:ec:5e:38:cd:2e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 6d:d1:b3:a5:7a:7d:93:1f:9e:43:9d:c8:72:b9:91:5a:13:1e:43:6b
Fingerprint (sha256): 13:ce:76:4d:f3:8d:10:12:46:72:14:7b:03:f2:14:e5:92:e7:70:d0:9e:e3:c5:fc:52:7b:13:1e:35:31:fe:80
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate www.liftago.cz
8
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.liftago.cz
Public Key Algorithm
ECDSA
Key Size
384
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
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
business.liftago.cz
business.liftago.sk
liftago.com
liftago.cz
liftago.sk
www.liftago.com
www.liftago.cz
www.liftago.sk
business.liftago.sk
liftago.com
liftago.cz
liftago.sk
www.liftago.com
www.liftago.cz
www.liftago.sk
Other certificates including the domain name liftago.cz
(limited to 100 certificates)
liftago.cz
www.liftago.cz
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liftago.cz
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liftago.cz
www.liftago.cz
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www.liftago.cz
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www.liftago.cz
www.liftago.cz
www.liftago.cz
www.liftago.cz
liftago.cz
www.liftago.cz
www.liftago.cz
www.liftago.cz
liftago.cz
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liftago.cz
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www.liftago.cz
www.liftago.cz
www.liftago.cz
liftago.cz
Certificate
The complete raw certificate details for www.liftago.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIErzCCA5egAwIBAgISA7tVCdnfnZQgmDho55KdqGPcMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzEyMjIxMDMzNDFaFw0yNDAzMjExMDMzNDBaMBkxFzAVBgNVBAMT Dnd3dy5saWZ0YWdvLmN6MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEPVz0lIdobt8o Kgs4UWzhfNL32l5ZBWFmivSIbZ42nHQUJ4TNIunRAB6TKQ73tt8U8RkJj1SFZh2n M4RiTpcjVdJ1cXTZcZLuF9639jEYnmn4MRk0W//O/jvKskRdXEODo4IChDCCAoAw DgYDVR0PAQH/BAQDAgeAMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAM BgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSylHI6nHWL4BQiqzlkfVbsXjjNLjAfBgNV HSMEGDAWgBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYI KwYBBQUHMAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0 cDovL3IzLmkubGVuY3Iub3JnLzCBiwYDVR0RBIGDMIGAghNidXNpbmVzcy5saWZ0 YWdvLmN6ghNidXNpbmVzcy5saWZ0YWdvLnNrggtsaWZ0YWdvLmNvbYIKbGlmdGFn by5jeoIKbGlmdGFnby5za4IPd3d3LmxpZnRhZ28uY29tgg53d3cubGlmdGFnby5j eoIOd3d3LmxpZnRhZ28uc2swEwYDVR0gBAwwCjAIBgZngQwBAgEwggEFBgorBgEE AdZ5AgQCBIH2BIHzAPEAdgBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+rOdiE cwAAAYyRTXXzAAAEAwBHMEUCIQCXo02jk/BY98ckyNu0vL6INRLI9qfLPr1alB8X LOJ/mAIgKXfSAPYZ0enjT1LVv1c3HhkALZ9/jI7lFPR6t0N+33MAdwDuzdBk1dsa zsVct520zROiModGfLzs3sNRSFlGcR+1mwAAAYyRTXX5AAAEAwBIMEYCIQDN7syC ZQnAecjKjOr0wmFEoP1W/XvPRtDMbWj+EwtrOwIhAOSHs87FiutO0aLx3PZckmpa txmuIS1cu66pfHyWuN0XMA0GCSqGSIb3DQEBCwUAA4IBAQB8mAAIbHmRpZ2FLLVq fbH7eSD59rcqZ5jzVxVGNeBtSjV4LDncXzoGTDQJNRaeRpoE0ZPl8S1fdAWLcGwA 5oNeagiJPufzuoeyJf6L2IDWJ9aVI9v0ETVMckH2r8AQfggsoFq0ypAW1IaKL8Y/ E7S6Tz50RT75ZouCGnpYaW/oEAvTxPlpbBcROAHupUd6sMqoYpve3OPATidIewZ2 kjsqLbR/AbZnTUJQ5ugS02d05T0iKcJgyIZ3LqGm7vq/Uc8ObrVdxNvu4yrQBbKc nA4IU2eFmgjBNv2wRNiZUW8dhCEhNDvEwhbO6rfrbmKt3o1BmP+1AAyrBpea/xDG xO9R -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAEPVz0lIdobt8oKgs4UWzhfNL32l5ZBWFm ivSIbZ42nHQUJ4TNIunRAB6TKQ73tt8U8RkJj1SFZh2nM4RiTpcjVdJ1cXTZcZLu F9639jEYnmn4MRk0W//O/jvKskRdXEOD -----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 325082695938809209724748611197064008197084 . . . . . . . . [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 2023-12-22 10:33:41 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-21 10:33:40 +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.liftago.cz' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits) 00043d5cf49487686edf282a0b38516ce17cd2f7da5e590561668af4886d9e369c74142784cd22e9d1001e93290ef7b6df14f119098f5485661da73384624e972355d2757174d97192ee17deb7f631189e69f83119345bffcefe3bcab2445d5c4383 . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) b294723a9c758be01422ab39647d56ec5e38cd2e . . . . . . . . . . . . . . . . [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 (131 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'business.liftago.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'business.liftago.sk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'liftago.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'liftago.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'liftago.sk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.liftago.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.liftago.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.liftago.sk' . . . . . . . . . . . . . . . . [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) 00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c914d75f3000004030047304502210097a34da393f058f7c724c8dbb4bcbe883512c8f6a7cb3ebd5a941f172ce27f9802202977d200f619d1e9e34f52d5bf57371e19002d9f7f8c8ee514f47ab7437edf73007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c914d75f90000040300483046022100cdeecc826509c079c8ca8ceaf4c26144a0fd56fd7bcf46d0cc6d68fe130b6b3b022100e487b3cec58aeb4ed1a2f1dcf65c926a5ab719ae212d5cbbaea97c7c96b8dd17 . . . . [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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