www.ramachauto.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:be:2c:19:1e:28:c1:e1:d2:a1:a8:96:8d:3b:27:6d:48:5b 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.ramachauto.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:be:2c:19:1e:28:c1:e1:d2:a1:a8:96:8d:3b:27:6d:48:5b
Serial Number (int): 326049123961196465887016009055504815704155
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4c:48:4d:38:91:b0:ea:da:2a:27:89:fe:62:e7:dc:fe:e9:e1:c3:47
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ab:a9:4a:3c:19:1c:64:a1:ed:00:28:5c:62:54:1e:89:46:51:d6:d5
Fingerprint (sha256): 72:28:bc:ed:1b:7d:21:d9:42:4e:68:29:14:8d:44:2a:c2:7b:67:16:7b:92:9e:73:9e:2d:cd:ee:42:e2:99:17

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.ramachauto.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ramachauto.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ramachauto.cz
www.ramachauto.cz

Other certificates including the domain name ramachauto.cz

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ramachauto.cz in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 326049123961196465887016009055504815704155
 . . . . . . . . [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 2017-09-19 17:15:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-18 17:15:00 +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.ramachauto.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 741561806036559168193216782441927857670880044948342837568404752128343077857552138475338980807783326982223832565679090278310351479939935414259906078328682557750221492372313293906690757297821418508746509274960324926284815704504278975510449294454909029498616745915101963508571585951062672086886999834432312658652654845090052660811327324901940574582536875884211432433235545342507649236293751771771370897022058098082349939969907777331629022939880952398788539369741377877982495622895454000797350660237644229073255561961008301392919828607313722100057088076321238052021278075311661850666761436899147728497601589473632175856797974593458835939116152142832885808624775451578191782878962512707229647036303771200591365700206470803894827629688942706280912451054937939900944245008773626806079700655576068172450920990128426470098065554852092206882543013746379113407902460274948240879904770523824266274985418095635645776366110927119868515587856882215548528221402295813524061174198045235216863895023945964671231856470261714993081416140843822480404504646718389680873068084524519703677119918159365512203794471348197469881471941434779118150243469386741493747206667911042083940164737125919307563502582104563683038826059334561628018324504479755596492162359
 . . . . . . . . . . . . . . . . . . . . [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)
							4c484d3891b0eada2a2789fe62e7dcfee9e1c347
 . . . . . . . . . . . . . . . . [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 'ramachauto.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ramachauto.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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)
		000c25856bb92821a0d16755823d8012ccf2fec8aa610dc75151e646a0085c1b9b67536181783d535302f9ed7bc847a303ae07d071009081b5edd115f6580ef19e3b5ef6c1c98123f85d81271459544970d28184e0da10a80f40be02bc89c69a97d6a343207e07fa5f07de3923365c10a308ad69000425c2051a3e004a31173b0530999e7e3a325d9345f3d76f276bcaf7feb72cff8ef76847d9ae8fdb24c8457bfe5b4ca9a7ba90fd316334d3393ef65d3f8991ca160057018e2013a6f49b523154a5d8ab51fe25384d2f55838e11e078405f85a9e7ba4f2180c443c0754e0999ccde54d3906d63b46adf0f1c6adc63939c68dc2cc3ea7fdbf292b1cfddf32071