www.bezouska.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ed:82:62:58:4d:9d:ef:ca:c0:82:d3:b4:22:df:5d:20:20 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.bezouska.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ed:82:62:58:4d:9d:ef:ca:c0:82:d3:b4:22:df:5d:20:20Serial Number (int): 342157089031088823929503993227954756591648
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 23:ee:1b:d9:bf:73:2b:ab:fa:65:bc:a7:54:43:de:19:5c:ab:b0:30
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): cd:e8:ab:19:24:a6:ab:74:95:81:c6:a8:8a:e2:90:60:5b:4a:5a:dd
Fingerprint (sha256): b6:3a:61:24:1e:45:77:18:7d:54:ac:cf:c8:f0:a7:db:46:d4:38:8f:2f:f2:5a:ed:bb:3b:e1:15:88:37:b8:4f
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.bezouska.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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 www.bezouska.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZDCCBUygAwIBAgISA+2CYlhNne/KwILTtCLfXSAgMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA1MjYyMTQzMzJaFw0x OTA4MjQyMTQzMzJaMBoxGDAWBgNVBAMTD3d3dy5iZXpvdXNrYS5jejCCAiIwDQYJ KoZIhvcNAQEBBQADggIPADCCAgoCggIBANX/+XN4JPP+/XDKxad9IwY9X5W3tVIC EPwTHUBpmH+t0YkdfFzaUPnUAa+MO7rQr8MdF78M+FgsfwvQ6M6k3rMs7ZzjYhyG N2jyWZlINQogXzhGv0GYYuEpzrepvIjpM9EYO6tRcRSD56/ikWfkbmKK/BKWK/C+ oARkGQoZtSt8uaRBcmeXjkGqrDgxD9GmbFAMgFjRS0LNFkKEiuSuJpClrZdopJzu mSO+gyEnS9tNLmfq3/WxOktXpJZAAuniRQ+gCB13x6yP1e58M22vciCIFel41kLm e1KGLMU+aNhTnSTTDqoJSHrPbXtpausDZySrnDo5X3aWDwOAI3wHp8++pWfui4nU rtgSXAjMICXb8CC7ANtc05TpMVlO8Azn0fLZ+IrtOmoZRO9ouJCE5Qup6mmuNbkf gHYRTMciqTPw8bj1RrSy/w1AQGEiXbk3gZ25+KKQdJ8sFLJq+xMETYYjygnTPbZF 48wif9AmAw+DZuEH9K5CKrN4mjJRnfUCrzemVEvIIAp6y/m1RN7eb4DY9LR9OoyU nMuZ/+5QXxGAibIDjO5r6O270CRBFzWgUISC6kHkSDd3ApARWlhj/lDf7gqDVZHI cAk4/Lf/LdQr2VASAIfIU5yJLv6Z67dkTNz/J2zQyTqMtnDAYsPxDFyQxPBMS63b 3jaMDFCNfFOlAgMBAAGjggJyMIICbjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFCPu G9m/cyur+mW8p1RD3hlcq7AwMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgzLmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoILYmV6b3Vza2EuY3qCD3d3 dy5iZXpvdXNrYS5jejBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEB ATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUG CisGAQQB1nkCBAIEgfYEgfMA8QB2AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAIxjc1 eeYQe8xWAAABavZQNQcAAAQDAEcwRQIgJee5psTBW7c7MI4oe+9hctsXp2yPGxB0 Qy5SZSBM7wACIQCuwAdH51zvsfia2Zo+JvpHThm9/rsIc6/OTmhDQjAKtwB3ACk8 UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABavZQNSkAAAQDAEgwRgIh ALzsvzgtdjk1ZdugWQI1xZZEOQtJMcTBO/NeyFXxG+slAiEAzasO7DjHTGl3y0K0 4ix+8uebCYimSa8w1uh4WRwEyUowDQYJKoZIhvcNAQELBQADggEBAIRw7QTt9rzz NkdSqrTkmh69Eg/Fn410jof6Uk6hfM/KEIfICzxl3MlNATNxSwmtWjvaKDRHTtwt nu6ivj/PzG9GOuphEevJWwz3EysVamb/6yzfLE9PEZ7xZbAIy25rff1B65MWDJM8 hwKpt+G0rLqQagaTW0ieolfSue4hTg3ug01k+nyRjbwqsXivmwZp9lhhS68V+sSu /ASXatgI9kX3dYQGIQ4ehpNIARu+ZlEEbLOH3qU4O1jflUzQ5GGm1FaAYstkKtMk 5drcoygQqOl+/X8HZ57lz5ImP4H38smUgcnTrYtW1XMIphadGGjzc5oMru6hJuzW 8N/zH7GabKA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1f/5c3gk8/79cMrFp30j Bj1flbe1UgIQ/BMdQGmYf63RiR18XNpQ+dQBr4w7utCvwx0Xvwz4WCx/C9DozqTe syztnONiHIY3aPJZmUg1CiBfOEa/QZhi4SnOt6m8iOkz0Rg7q1FxFIPnr+KRZ+Ru Yor8EpYr8L6gBGQZChm1K3y5pEFyZ5eOQaqsODEP0aZsUAyAWNFLQs0WQoSK5K4m kKWtl2iknO6ZI76DISdL200uZ+rf9bE6S1eklkAC6eJFD6AIHXfHrI/V7nwzba9y IIgV6XjWQuZ7UoYsxT5o2FOdJNMOqglIes9te2lq6wNnJKucOjlfdpYPA4AjfAen z76lZ+6LidSu2BJcCMwgJdvwILsA21zTlOkxWU7wDOfR8tn4iu06ahlE72i4kITl C6nqaa41uR+AdhFMxyKpM/DxuPVGtLL/DUBAYSJduTeBnbn4opB0nywUsmr7EwRN hiPKCdM9tkXjzCJ/0CYDD4Nm4Qf0rkIqs3iaMlGd9QKvN6ZUS8ggCnrL+bVE3t5v gNj0tH06jJScy5n/7lBfEYCJsgOM7mvo7bvQJEEXNaBQhILqQeRIN3cCkBFaWGP+ UN/uCoNVkchwCTj8t/8t1CvZUBIAh8hTnIku/pnrt2RM3P8nbNDJOoy2cMBiw/EM XJDE8ExLrdveNowMUI18U6UCAwEAAQ== -----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 342157089031088823929503993227954756591648 . . . . . . . . [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 2019-05-26 21:43:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-24 21:43:32 +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.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 873043422881489816143492509419148139219756072301534386181013649029183827760322998904825820370133358026683536742108606537024575153851899593611972415921250302631567584967709240075069426438702384234192487488556263939568685282047996495229922372982174885819675443916278312147559011992781545368880794616159989309304134157267298081093032334079530045256386465047887911645620756287352188816813638632423896194346711586281172060561377458532611463700833147088682142762850848954757600419865192612593514874242224042202100824100478818959248035224702395863749447602751827885709838193907732467559266777152194392966779802796074420462974804199340703835070075885386030863996101712348600224464124682705675939097591644056960149858339340506944281158627097261063374995561774785713679840347764912892624722850942416778021971967199020939028787431865031358413847972690630121769107937255668452789456015304293942131630044154771986825441134857450983215371144473627059839728476439588818473632062538161269616194557032160513121862703894817417248723911993358531503920906616327834075702241785681207012598092557579164991048075800597354270499232092391050122911494856251037600443806303089619656527673462332325844672735332974092265729738292012387831737486094426228312003493 . . . . . . . . . . . . . . . . . . . . [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) 23ee1bd9bf732babfa65bca75443de195cabb030 . . . . . . . . . . . . . . . . [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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016af65035070000040300473045022025e7b9a6c4c15bb73b308e287bef6172db17a76c8f1b1074432e5265204cef00022100aec00747e75cefb1f89ad99a3e26fa474e19bdfebb0873afce4e684342300ab7007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016af65035290000040300483046022100bcecbf382d76393565dba0590235c59644390b4931c4c13bf35ec855f11beb25022100cdab0eec38c74c6977cb42b4e22c7ef2e79b0988a649af30d6e878591c04c94a . . . . [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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