nostavebni.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:18:38:e8:a5:64:f9:1e:5a:17:a7:85:01:08:d3:42:28:82 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=nostavebni.cz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:18:38:e8:a5:64:f9:1e:5a:17:a7:85:01:08:d3:42:28:82Serial Number (int): 269579279336615897746506608055600111822978
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d0:17:b2:67:4e:16:6a:cd:5c:f6:da:0a:a4:df:05:21:57:6c:de:9d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 70:83:c2:86:f3:a0:35:7f:07:d6:72:d3:82:f1:47:4f:88:17:6d:d7
Fingerprint (sha256): f3:b4:00:7a:97:84:f9:53:7b:0b:62:f2:e6:2f:78:8e:32:96:ed:92:f2:87:71:87:d2:13:5b:c0:71:ad:04:05
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate nostavebni.cz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for nostavebni.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
nostavebni.cz
www.nostavebni.cz
www.nostavebni.cz
Other certificates including the domain name nostavebni.cz
(limited to 100 certificates)
Certificate
The complete raw certificate details for nostavebni.cz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZTCCBU2gAwIBAgISAxg46KVk+R5aF6eFAQjTQiiCMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMTAwOTE1MjlaFw0y MDA0MDkwOTE1MjlaMBgxFjAUBgNVBAMTDW5vc3RhdmVibmkuY3owggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDYsu/7Z70nFo1Z3WmNoatn1bQ+1/nhgHx1 6gFu9bKNDUmGcJwMi1Ys4cb2TL8NdC1ufh6wtyvX8XuqUbmsghxw0qkk1Ck6OCQw JhrZ3Z8ynMQiisA0DGKdAmOy96HL22iEiQGgFndezlLHOQECqcEqXAuw3PQiT+LN GBd2LbeQyEdOZ1x9tnScAAqi8cbvCVDsZn/6Dw5fDDPjecFo6t07aL3a235Oa1hf ekPcFh0Di4SepCFJWJ6aSA4YD3Mhzqn7LNcI4/e4agYZQyf4lxmmBzHe/emj8ANi 8rwOOcsO2k7qHtvyjtHnEp+uR7IR1S2q5siW4TDc0Zjoj6jlNK0S/c9I2g9Bb1xb XY/R1dGqGNGxfxOXDRH8NU6ryMtSW/yLHZIONswXPcGMO+RDImJI1qSD09oT/FbA 0S2utGO+j0BhAl3RHieipJ4M1ijdW1T2Gs24iyb0gNRI9X8wKkAze1prLYF9lAJc GvGHD3q36gY8pNGWXntadqQ/nyfoQpV1lAHIyPi22thX5mDw84ds+LxybRrvQ/nY KkhXNl3gJRZdd1a7NnGX3UkRYshLroV72EC1iYfyoHCaHEeQz1fVmLGwpbSr/D5h BDG1fkP3elzgV6XN8+CFHlf05j+wNZUDZp1uDhfS7Cv8i/MwgxaBkS2Ir3K15xvd p67gLvRLVwIDAQABo4ICdTCCAnEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTQF7Jn ThZqzVz22gqk3wUhV2zenTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMCsGA1UdEQQkMCKCDW5vc3RhdmVibmkuY3qCEXd3 dy5ub3N0YXZlYm5pLmN6MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8T AQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIB BAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ru vGE6GmnTohwAAAFvjvOi9QAABAMARzBFAiEAkvl9gte1e3YgfQUcxW8Rt/tUp7Gr Qb6OR7ZDozdvIRECIH/RBApxawQSWoz/SBQLJLwOWt5pWZnytULEVjxdH8CZAHYA 8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFvjvOiygAABAMARzBF AiBEETnVZkRllRah+pTCXcGLTzo39WJEhkVPCTmkWWIKTQIhAIgjcpx78BRbtKB2 VD8ivNZ/jEKiFSl90giS9KmPz+dRMA0GCSqGSIb3DQEBCwUAA4IBAQAjjQbAPErU CB76EKELtwnlrfgip48s012ce/o2JvPAqAZswDgU+KEmd2QJDwAWR90PItAzePng Q0lTVwD4mjgXnmbLOgrbkBJT6N2u1Lg9KnlSQi4A6CYiHQPVEU+W8MRnVymWp5Vk u94HtTj/63T3kABQ4AWHYHzHDIlEQXfFUd6zdVREcRB3gFxPBa8t85rTV4hXGcgB aQIwKWn0FhazgpXkKwygWVtfl5WpRP/414DSdOfTd3BVXlIzEfziP0je+QgKePM+ lFeIsiNJHP2dt3/XCHdxYXtyF7PqGmtaUTjtH3TKshXoMiiOoqQHiu2rCYAcUcZz eCS5T5op5A0E -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2LLv+2e9JxaNWd1pjaGr Z9W0Ptf54YB8deoBbvWyjQ1JhnCcDItWLOHG9ky/DXQtbn4esLcr1/F7qlG5rIIc cNKpJNQpOjgkMCYa2d2fMpzEIorANAxinQJjsvehy9tohIkBoBZ3Xs5SxzkBAqnB KlwLsNz0Ik/izRgXdi23kMhHTmdcfbZ0nAAKovHG7wlQ7GZ/+g8OXwwz43nBaOrd O2i92tt+TmtYX3pD3BYdA4uEnqQhSViemkgOGA9zIc6p+yzXCOP3uGoGGUMn+JcZ pgcx3v3po/ADYvK8DjnLDtpO6h7b8o7R5xKfrkeyEdUtqubIluEw3NGY6I+o5TSt Ev3PSNoPQW9cW12P0dXRqhjRsX8Tlw0R/DVOq8jLUlv8ix2SDjbMFz3BjDvkQyJi SNakg9PaE/xWwNEtrrRjvo9AYQJd0R4noqSeDNYo3VtU9hrNuIsm9IDUSPV/MCpA M3taay2BfZQCXBrxhw96t+oGPKTRll57WnakP58n6EKVdZQByMj4ttrYV+Zg8POH bPi8cm0a70P52CpIVzZd4CUWXXdWuzZxl91JEWLIS66Fe9hAtYmH8qBwmhxHkM9X 1ZixsKW0q/w+YQQxtX5D93pc4FelzfPghR5X9OY/sDWVA2adbg4X0uwr/IvzMIMW gZEtiK9ytecb3aeu4C70S1cCAwEAAQ== -----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 269579279336615897746506608055600111822978 . . . . . . . . [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 2020-01-10 09:15:29 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-09 09:15:29 +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 'nostavebni.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 884054685193890203077567353989804339461343865762576360802999339380395159852070131564613906142936125082798535218167222093875988508391673239501990582796507078344138569180025256658496249175839296753157960473552924157407624086738687770704113030957222825055105859643808398649801586379873614358663498760821609506420493428146056527098251144831788620343836775995686270183154005437419754341319908487214606072646222742228613407046223510062079661445434494960069445941979576669283341007224975039815852845211146468077659334296141725730489552047494686329580761392631493426737572626459858017621471043469661667918820729543814235605387100935215603326021687973304464357516744173920019304232338233999632530795102342551173748997380553191193825700418491139774002019925492105857762374360195064974439051956150896602820505783986733465787057200872371681743575571791875511500478332750285238775657297121090883522984888644244849159244652204770644278358436428976809325824435806479426203109651586831507378119782262989226433575421993711571388938719211211685386142101944983127736043226052622508836178154578716153917496339782693566168069866505529807889180613075604548291146973649217400015049280505972915107363184503472561958525089967118015739629973541315447736257367 . . . . . . . . . . . . . . . . . . . . [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) d017b2674e166acd5cf6da0aa4df0521576cde9d . . . . . . . . . . . . . . . . [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 (36 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nostavebni.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nostavebni.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) 00f000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f8ef3a2f5000004030047304502210092f97d82d7b57b76207d051cc56f11b7fb54a7b1ab41be8e47b643a3376f211102207fd1040a716b04125a8cff48140b24bc0e5ade695999f2b542c4563c5d1fc099007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f8ef3a2ca00000403004730450220441139d56644659516a1fa94c25dc18b4f3a37f5624486454f0939a459620a4d0221008823729c7bf0145bb4a076543f22bcd67f8c42a215297dd20892f4a98fcfe751 . . . . [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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