nostavebni.cz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:de:15:4e:77:73:ad:77:66:5d:97:d4:70:63:4d:f1:af:b3 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:de:15:4e:77:73:ad:77:66:5d:97:d4:70:63:4d:f1:af:b3Serial Number (int): 336907864461567194554595541739697131859891
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: af:3c:01:8f:72:96:4a:aa:8f:c6:a6:c0:3b:18:59:32:07:60:b4:8f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 84:31:c1:95:4a:69:98:a9:8e:8e:5a:95:f1:3c:f8:d8:7f:7e:63:05
Fingerprint (sha256): 48:c8:05:41:2f:db:1c:44:96:e3:c0:33:6c:98:45:24:09:f8:92:6d:f2:e2:22:4e:8f:41:0b:a9:95:a9:ba:37
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----- MIIGZDCCBUygAwIBAgISA94VTndzrXdmXZfUcGNN8a+zMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODExMTIwNjUxMjVaFw0x OTAyMTAwNjUxMjVaMBgxFjAUBgNVBAMTDW5vc3RhdmVibmkuY3owggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDy3ynOWf9qH6k/aMVnUru7R3TiRJDbwrY/ 5EXYtzJbTlC+6Mg5qWivJ03QB5ptqHGe6Kvtj62WM2RzR2Pt+pOUadb6BEeZi+Io PCIv/L/Y/fsmddxbW5wMEC5v0yLUC21YkbkoIII0l7BAeziNfEuJNivSo5voIU16 tunrIPF+VtYAASfqqtbQV1kW7HzhXT1K+uE4azGIYHjc2ytR47Jf1SuCf0ciK0Wq HwfHCxDdiQvjC1nanxmIHRUewGlGgE+ym6fCqKDgfLe4mi8F+eh/XC5T3pB84MqP NJ8oH+iT6xneRMADCop9PM7AiSoCqi6pWo98BYpTLTaf//2PUUKJQHt9lKxWX5e2 /tLJU1G8evDPNhsXYqsdxMjo1k5E55SnqswiTJww0zl/muPnFe3Fb5INv4Qusm2v qj8onw27eLfXol1GDMySkRofJ1oY6pdPC/VjUwx4JwQwQhuombiRwWbk6/JBBOW6 1MhR5tcMYNDpAbviYEOV566sSEhG0AFOPxEyZEiTuDAWi6j7GJNHfemwgpsCbnW2 izEZ2yc0YzyJAI8XGxI9d0UJcrrOWcF4DBZLHOaR4AcgJhXqwl0+L8YXNxcGXW5E kqlKhn+ndFOQXF2zqRbWIKVF/FlKqgkdrX5GXFnCP9WtX7gz/YDgPTFHNJLSYDwv Ec3ArK5g0QIDAQABo4ICdDCCAnAwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSvPAGP cpZKqo/GpsA7GFkyB2C0jzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMCsGA1UdEQQkMCKCDW5vc3RhdmVibmkuY3qCEXd3 dy5ub3N0YXZlYm5pLmN6MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8T AQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIB AwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUAY/Lbzeg7zCzPC3KEJ1drM6SNYXePvXWm OLHHaFRL2I0AAAFnBudduwAABAMARjBEAiBeD/TUKKKNKUONszPHINgN5FPQCylK Cq53csCJTeriHgIgMbNqehN9CFvG23VgHLzs3vWJow2oPcyiIE+axeRrcPsAdgBv U3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAWcG51+IAAAEAwBHMEUC IQDLckCGrqMUN4MRjYFhjxXleAqHVs3IDyN3AfhPPqnCSwIgWcULY+CT1qmjYzS9 oUIipFJpSRpsqJt7W6ACei8rYKcwDQYJKoZIhvcNAQELBQADggEBAE/nl/qCmgiM Mrn/3bIKwKJC8n7jjTJieUUgIszW2BjH2DRr72ldI8BqDw5zkHs8bIMvnjJvopFh tiAIx/3rUIKqeYvajMGcdxnIdwYgdSyzEvQEJC22NtnQphC333z0XmWYOPrATpV1 qpeeXGa1HeNtWBJX5hmcd68hAodndQfdmoodiVMAKNEyrZpa4qVJbRncVjOPtN0n suKBrNR6Bc/AknXFeEHhjaqf3oA3cUCE/y73KSK7lUnS7mtetZ9L0+YMrxcCjqbY ckrKF/GjA96Qiv7/tZ/4lHQ/WTC1NTwTsaoGhn9ITLzgevhuW3/rslndXZYDfW1x PeY2EkoQuOk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA8t8pzln/ah+pP2jFZ1K7 u0d04kSQ28K2P+RF2LcyW05QvujIOalorydN0Aeabahxnuir7Y+tljNkc0dj7fqT lGnW+gRHmYviKDwiL/y/2P37JnXcW1ucDBAub9Mi1AttWJG5KCCCNJewQHs4jXxL iTYr0qOb6CFNerbp6yDxflbWAAEn6qrW0FdZFux84V09SvrhOGsxiGB43NsrUeOy X9Urgn9HIitFqh8HxwsQ3YkL4wtZ2p8ZiB0VHsBpRoBPspunwqig4Hy3uJovBfno f1wuU96QfODKjzSfKB/ok+sZ3kTAAwqKfTzOwIkqAqouqVqPfAWKUy02n//9j1FC iUB7fZSsVl+Xtv7SyVNRvHrwzzYbF2KrHcTI6NZOROeUp6rMIkycMNM5f5rj5xXt xW+SDb+ELrJtr6o/KJ8Nu3i316JdRgzMkpEaHydaGOqXTwv1Y1MMeCcEMEIbqJm4 kcFm5OvyQQTlutTIUebXDGDQ6QG74mBDleeurEhIRtABTj8RMmRIk7gwFouo+xiT R33psIKbAm51tosxGdsnNGM8iQCPFxsSPXdFCXK6zlnBeAwWSxzmkeAHICYV6sJd Pi/GFzcXBl1uRJKpSoZ/p3RTkFxds6kW1iClRfxZSqoJHa1+RlxZwj/VrV+4M/2A 4D0xRzSS0mA8LxHNwKyuYNECAwEAAQ== -----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 336907864461567194554595541739697131859891 . . . . . . . . [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 2018-11-12 06:51:25 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-10 06:51:25 +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 990830219355934571789923594796571189750493982384126527431221243417717227085658243340140410134087735042652351099109336459068047014860587234305358487857995760932451456975772051766351207409869289566511111624918420941945772392679279071595815253723833410856058306401860606471114108695347858763867406823474133068183732918828501247820207789501968517633058280353680512640020375873486055381657956247639241186818564535195650532069288052872780447972852840395433212994509210147977212249271560571733496420143749758989958142650953730919584607134258435807124326255793561077417690528724473219029385739896440221335030717057235025578529181303263589392290061559854975837181332940926463619959370485293853180716803703848480021526517533279383827958333838194616807423879903852665501586247727991183816071653623779663238227194128658010478423824073924048864321284232872647264727312210893821270685053926517686226291307587972954953800489610544578487973270786007781030307499320540964047668940724872397297949043162422968706753221224151830274435206991921187032411167051862085148370247214229737936083632557594582885371431390348810252703363926351057847382811835243478737131964950234747455104590302556999468997969069703032809696733941505175564863017398182593438834897 . . . . . . . . . . . . . . . . . . . . [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) af3c018f72964aaa8fc6a6c03b1859320760b48f . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016706e75dbb000004030046304402205e0ff4d428a28d29438db333c720d80de453d00b294a0aae7772c0894deae21e022031b36a7a137d085bc6db75601cbcecdef589a30da83dcca2204f9ac5e46b70fb0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016706e75f880000040300473045022100cb724086aea3143783118d81618f15e5780a8756cdc80f237701f84f3ea9c24b022059c50b63e093d6a9a36334bda14222a45269491a6ca89b7b5ba0027a2f2b60a7 . . . . [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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