www.kridloplavec.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:00:5b:9b:20:42:a5:43:b1:e5:81:c1:a0:b1:50:2e:f3:e5 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=www.kridloplavec.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:00:5b:9b:20:42:a5:43:b1:e5:81:c1:a0:b1:50:2e:f3:e5Serial Number (int): 261458623003227553090126224932786265846757
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 5f:d9:70:41:92:2a:12:ac:cb:aa:02:e0:09:59:1c:26:ff:de:81:cf
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ff:bf:ce:c7:85:37:89:49:2c:7c:6b:98:1b:95:2b:2b:c9:72:35:4a
Fingerprint (sha256): 53:63:18:e7:14:60:a0:5e:03:2d:48:63:ab:37:0c:54:3e:b4:52:df:cb:63:b7:a0:4c:be:7e:02:4b:8d:9b:5f
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.kridloplavec.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.kridloplavec.cz
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
kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
Other certificates including the domain name kridloplavec.cz
(limited to 100 certificates)
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
www.kridloplavec.cz
Certificate
The complete raw certificate details for www.kridloplavec.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFbzCCBFegAwIBAgISAwBbmyBCpUOx5YHBoLFQLvPlMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMTYwMTUzMjFaFw0y MDA2MTQwMTUzMjFaMB4xHDAaBgNVBAMTE3d3dy5rcmlkbG9wbGF2ZWMuY3owggEi MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDTWNRrCT+jT/vkAE2TqCF75C40 lCIWI0UvRz9GWfa4+hSE9XhXe3sI5bCUpOPkUnjYMakLyZzaPkDNsrS8qJDEEkPM AHYhjrd9hIydonNc5FNlCDyehMNxLec/eIi3MnoW8b3Hf24Z+los8j8/clDBShnT 2ai54LNkdkSVq31m0u4fx4TRByNBLvk1IK9L/e77ETtuVxNqrebmuNSJbGEOoX1v TLkwbXIjrPn71bWjvUKwMRmDdCl6q1jIMgyha48y5FDTzNT4haxT+EcgwGu1ciX9 Y5zMko8OS4TwCKVQZWFwB6okFfPPDocPD6dPI9TEpFKaHhzjNuF9ucwT+V/DAgMB AAGjggJ5MIICdTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFF/ZcEGSKhKsy6oC4AlZ HCb/3oHPMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUF BwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNy eXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNy eXB0Lm9yZy8wLwYDVR0RBCgwJoIPa3JpZGxvcGxhdmVjLmN6ghN3d3cua3JpZGxv cGxhdmVjLmN6MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYB BAHWeQIEAgSB9QSB8gDwAHcAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFx RVgAAAFw4UKUHwAABAMASDBGAiEAshDEoSw2A2Ic8baCahuH3LeW88/VWYRyAtUw PL0jePkCIQCjycV8TmqPc19a6djijJ+SwovBIbfCl56bFRpwZkT+XQB1ALIeBcyL os2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABcOFClDIAAAQDAEYwRAIgQR/C QQU5ZuKgIBJdltL8QcxFUVqPX9UkutWeJ3bUAZkCIDsrDfstzuiR/ORtqRCHPsir LJenYZwtgaGbLD0HBWzxMA0GCSqGSIb3DQEBCwUAA4IBAQB7B9sQ3VDNqzoqLcZW SowQASRh2ko9BRW9ecsc48qIXhH64FUkfgbZThztO4215sd2yy9SMu5fVMotFgDC 427U/Av9U0LgTYLjtBSMouDoXNaANs9aKuCcgRRLNUF0qdEA2Je7k6dECl2rdcnW BtcotZAqvCPScNPzp37m/K68yGlkjTa1k3k3pfBNGUX5NhkqAlAJul1xQLCJadrS OJ8dSQGyqrJwrE4p9OvSG2NrwQQBxkezCrfZoJIhIx6oKdRtV9nN4PMRy8DTlBLL z8zc7hNVDazZyWbTW62Z4YRZwHfrmwFWvc8hsHZQWS9p21zWObjpoVjXfReDksFp DijI -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA01jUawk/o0/75ABNk6gh e+QuNJQiFiNFL0c/Rln2uPoUhPV4V3t7COWwlKTj5FJ42DGpC8mc2j5AzbK0vKiQ xBJDzAB2IY63fYSMnaJzXORTZQg8noTDcS3nP3iItzJ6FvG9x39uGfpaLPI/P3JQ wUoZ09moueCzZHZElat9ZtLuH8eE0QcjQS75NSCvS/3u+xE7blcTaq3m5rjUiWxh DqF9b0y5MG1yI6z5+9W1o71CsDEZg3QpeqtYyDIMoWuPMuRQ08zU+IWsU/hHIMBr tXIl/WOczJKPDkuE8AilUGVhcAeqJBXzzw6HDw+nTyPUxKRSmh4c4zbhfbnME/lf wwIDAQAB -----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 261458623003227553090126224932786265846757 . . . . . . . . [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 2020-03-16 01:53:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-14 01:53:21 +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.kridloplavec.cz' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 26680085934209367398716575441545441443735783699597087774084724681904601347713601705755057881779070861183251134615822851881691498641895017419931727860127513681259323007720506851140156860236387780326110265001116583719341828633788556020602904336673613441070500067474815136991780552587579138193008985878813441362993366354551376502046132142932347508820237006492167104653964877890069876734950687901994698288891341186493407826758688596014142606988076252015972348192819718670058925506457494254740021253848275687697395798582550353752591376396502840471710575335402061078652940745259462805008003733652175063868011876441629745091 . . . . . . . . . . . . . . . . . . . . [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) 5fd97041922a12accbaa02e009591c26ffde81cf . . . . . . . . . . . . . . . . [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 (40 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kridloplavec.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kridloplavec.cz' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170e142941f0000040300483046022100b210c4a12c3603621cf1b6826a1b87dcb796f3cfd559847202d5303cbd2378f9022100a3c9c57c4e6a8f735f5ae9d8e28c9f92c28bc121b7c2979e9b151a706644fe5d007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170e142943200000403004630440220411fc241053966e2a020125d96d2fc41cc45515a8f5fd524bad59e2776d4019902203b2b0dfb2dcee891fce46da910873ec8ab2c97a7619c2d81a19b2c3d07056cf1 . . . . [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) 007b07db10dd50cdab3a2a2dc6564a8c10012461da4a3d0515bd79cb1ce3ca885e11fae055247e06d94e1ced3b8db5e6c776cb2f5232ee5f54ca2d1600c2e36ed4fc0bfd5342e04d82e3b4148ca2e0e85cd68036cf5a2ae09c81144b354174a9d100d897bb93a7440a5dab75c9d606d728b5902abc23d270d3f3a77ee6fcaebcc869648d36b5937937a5f04d1945f936192a025009ba5d7140b08969dad2389f1d4901b2aab270ac4e29f4ebd21b636bc10401c647b30ab7d9a09221231ea829d46d57d9cde0f311cbc0d39412cbcfccdcee13550dacd9c966d35bad99e18459c077eb9b0156bdcf21b07650592f69db5cd639b8e9a158d77d178392c1690e28c8