bezouska.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:0e:bb:fc:40:5d:81:31:b5:7a:3b:bc:66:62:76:3b:7d:b7 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=bezouska.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:0e:bb:fc:40:5d:81:31:b5:7a:3b:bc:66:62:76:3b:7d:b7Serial Number (int): 266350686331676425881323090380824141069751
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 7a:b3:46:3e:4b:2b:1c:71:5e:38:a8:81:11:5d:8c:43:4a:21:65:af
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): da:42:f0:6b:27:87:0c:1f:2b:df:dd:f5:5f:ed:80:3d:7b:5e:5d:4a
Fingerprint (sha256): 41:71:2d:c1:b9:2b:74:09:cd:c4:e1:7f:fa:a5:5f:48:0c:66:cc:7c:5c:04:56:a9:a0:bf:d6:53:8b:05:42:93
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate bezouska.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for bezouska.cz
Public Key Algorithm
RSA
Key Size
4096
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
bezouska.cz
www.bezouska.cz
www.bezouska.cz
Other certificates including the domain name bezouska.cz
(limited to 100 certificates)
Certificate
The complete raw certificate details for bezouska.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGYTCCBUmgAwIBAgISAw67/EBdgTG1eju8ZmJ2O323MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODEyMTMyMzEyMjBaFw0x OTAzMTMyMzEyMjBaMBYxFDASBgNVBAMTC2Jlem91c2thLmN6MIICIjANBgkqhkiG 9w0BAQEFAAOCAg8AMIICCgKCAgEAxCfOscsWAL/BJtCNvnz7huNM/r5Si/33dJ53 ph84vwvFu47jvNEpBBwUTIE1CCviyvuf4W9J6V9d8OApVi6JxC7FE5leTaP3nThN Ytq4K331aPayrrCKG1xFgAdwQVQj9nEChrgcLFBKwCP2WqKyCSpjGO8MJPR5NNWn 66nDRmXt1vFavh1v9DhMKlmIrvaOiWSvFDFSAYf97rbURic7Cg2zmKce5oCP5mmw pgY5Tr49J3T+h15eIK4w+rNFqgF1xm64GcS9rfVcrpeoLmH7fFCmRmEzA6B0mAwn KFca15tIoyTjJntCeS+UHx+3qMgj/hBJErP24+q/2UCVPB+zSvd9KCfU2wrxfhLl RcKuCyBybKdTZtYS961g3MkkO5Z+MDxxjutEB59DHFl9IB60kuil85v7h6QoMOq3 rKRcb7i7EHV6l8G1gCGROOibDTdMDBuDvEJfT+NgHE9qfb5h9oPAULbU+vIBwBSD qJ6+YnTL/F6zNvDYLOm/LIb4g02Y/wdh8IZBx/98umJl8lNkA/fZUu1ZINDdhIv2 aGFn988vCTm3cPcvQCgCt52DZO4Y2lSXcgjxo/3PPv7699tsy/kDKj/Xca/1Rym1 YCU+17jbqVYc2MTuMp79QIS2Ge5unBC4ZjUNcp3gYMFWYPk/oKgjWg1iFgvJ3Gg/ GtvU6fsCAwEAAaOCAnMwggJvMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUerNGPksr HHFeOKiBEV2MQ0ohZa8wHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzAnBgNVHREEIDAeggtiZXpvdXNrYS5jeoIPd3d3LmJl em91c2thLmN6MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgw JgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYB BAHWeQIEAgSB9wSB9ADyAHcA4mlLribo6UAJ6IYbtjuD1D7n/nSI+6SPKJMBnd3x 2/4AAAFnqg6ROwAABAMASDBGAiEAo6msERID0UMk+2972hQG+jOYSHyzrj6l4Ia1 Lk5FWUICIQDVpiHfrO/fEjMYEl2iiV99tgaHVfECfwcAqi6tCggmLgB3ACk8UZZU yDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABZ6oOkUEAAAQDAEgwRgIhALuV rE8/yd3ugDphKuE4noT5MgpHylu4iSouWNicHfVEAiEAqDkJkeZRepUvsDbvFePN 2kQy5iQEx7BQdfZZY/76eOMwDQYJKoZIhvcNAQELBQADggEBAFjGgj3qT3epAhiD Q3sXpHcZO49JUbFr9QPynBvufiaQ4VSdIy+6hJLHWGOIMLoO/Uu4PJcH8+lAdTuS xMozi2aYHphy5H1GKCuGKIF2+sUuqGvDeWDYa4I29NIJ5PuUdxmVTP64MvLks/CJ stpo0JCrZjaK67q2k3uon1S1tl6CRViFW4akDlxab+uUD87jThCMOYrNku0kKc1D GFMz53QztTqyF9tJodHRRExg/DvzYNPH29WtvSkBUWNXzaScAX5CvZuOHacjUhE4 pjeokU8NPOAQUBEpFxA+ftu78X/175ohNu51tRL4qNX54LhLq2YGvCz4gdOAYy2J guVJ4x4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxCfOscsWAL/BJtCNvnz7 huNM/r5Si/33dJ53ph84vwvFu47jvNEpBBwUTIE1CCviyvuf4W9J6V9d8OApVi6J xC7FE5leTaP3nThNYtq4K331aPayrrCKG1xFgAdwQVQj9nEChrgcLFBKwCP2WqKy CSpjGO8MJPR5NNWn66nDRmXt1vFavh1v9DhMKlmIrvaOiWSvFDFSAYf97rbURic7 Cg2zmKce5oCP5mmwpgY5Tr49J3T+h15eIK4w+rNFqgF1xm64GcS9rfVcrpeoLmH7 fFCmRmEzA6B0mAwnKFca15tIoyTjJntCeS+UHx+3qMgj/hBJErP24+q/2UCVPB+z Svd9KCfU2wrxfhLlRcKuCyBybKdTZtYS961g3MkkO5Z+MDxxjutEB59DHFl9IB60 kuil85v7h6QoMOq3rKRcb7i7EHV6l8G1gCGROOibDTdMDBuDvEJfT+NgHE9qfb5h 9oPAULbU+vIBwBSDqJ6+YnTL/F6zNvDYLOm/LIb4g02Y/wdh8IZBx/98umJl8lNk A/fZUu1ZINDdhIv2aGFn988vCTm3cPcvQCgCt52DZO4Y2lSXcgjxo/3PPv7699ts y/kDKj/Xca/1Rym1YCU+17jbqVYc2MTuMp79QIS2Ge5unBC4ZjUNcp3gYMFWYPk/ oKgjWg1iFgvJ3Gg/GtvU6fsCAwEAAQ== -----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 266350686331676425881323090380824141069751 . . . . . . . . [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 2018-12-13 23:12:20 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-13 23:12:20 +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 'bezouska.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 800244612429398482872712236161188741044502636906624838072568608580775063081346584648590732825136142453685698596163780611719367911409372202487029916904093603320436773945421141788944333424902313519299293934311764113334216760748637797734981738913230235200389478191474286514905402727991462366382405917638880300727610691636510202242678079389122030637476017125555110744641674481577370996693660670451913263941897620994872064425484241358807928722095559872425359431562069072434241393349513208056195517876441897411713062330991201031226892306061920238466739189906347766951646875947751846639910744517355425915295880273030014046071372312438159334228732801613230612850421877778060559682778433621256735643848118720420438938918143297841165102260190044809537036851173510941780150558497788916751708045010746537881301927481964308271487237554832379007022046123300004441407423454647927861766027511255531056154459237449299474671240935166532575992400549358978507712830565692235842756695540805953011222451325109361131513472033021710505859838986406660656556773429909209502495884650166899250235192949005648877800940748150565567184910826787650144667587142236255512895824294034362637177695487569776601258885072905810591328703226071531256926968751628745776097787 . . . . . . . . . . . . . . . . . . . . [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) 7ab3463e4b2b1c715e38a881115d8c434a2165af . . . . . . . . . . . . . . . . [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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bezouska.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bezouska.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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167aa0e913b0000040300483046022100a3a9ac111203d14324fb6f7bda1406fa3398487cb3ae3ea5e086b52e4e455942022100d5a621dfacefdf123318125da2895f7db6068755f1027f0700aa2ead0a08262e007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167aa0e91410000040300483046022100bb95ac4f3fc9ddee803a612ae1389e84f9320a47ca5bb8892a2e58d89c1df544022100a8390991e6517a952fb036ef15e3cdda4432e62404c7b05075f65963fefa78e3 . . . . [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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