www.astroplate.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:ca:8c:9a:85:44:bd:3a:0c:c8:7e:18:d2:02:18:d4:c8:ee was issued on by Let's Encrypt.

With 5 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.astroplate.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ca:8c:9a:85:44:bd:3a:0c:c8:7e:18:d2:02:18:d4:c8:ee
Serial Number (int): 417373076081203213973321341456380622850286
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d6:eb:e7:1e:e1:69:2f:b7:2c:04:86:4b:16:b9:93:d2:8b:71:3c:0c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b7:e3:87:3c:91:10:db:4b:88:a9:a6:49:82:b7:4b:13:8d:3f:d9:cb
Fingerprint (sha256): 48:72:8e:c4:75:5c:0e:e7:f7:d8:eb:ed:57:c1:4c:3c:7e:ba:66:26:77:cf:99:29:4d:c1:79:39:b0:d7:83:ff

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.astroplate.cz

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.astroplate.cz

Public Key Algorithm

RSA

Key Size

2048

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

allsky-d65.asu.cas.cz
allsky-dk154.asu.cas.cz
altamira.asu.cas.cz
www.astroplate.cz
www.ibws.cz

Other certificates including the domain name astroplate.cz

(limited to 100 certificates)
www.astroplate.cz
www.astroplate.cz
astroplate.cz
astroplate.cz
www.astroplate.cz
astroplate.cz
astroplate.cz
www.astroplate.cz
astroplate.cz
astroplate.cz
www.astroplate.cz
www.astroplate.cz
astroplate.cz
www.astroplate.cz
astroplate.cz
astroplate.cz
astroplate.cz
astroplate.cz
www.astroplate.cz
www.astroplate.cz
www.astroplate.cz
www.astroplate.cz
astroplate.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA07Ak6ejBC9HCMtaaUV7H
57qcYnhYvp+EevC5lbmMCmcdh4t0nclasieIu08q+SPpdZ01GTPaF/qz9GeyWa2o
sf9hiqu9foFouud2wlxXjigLwjlgeeeSvlHfNT2rmxmvBOa/Hvi2eoOhw1wqdyjM
efvj0Ae7S3mn3R+XX9LDJf9yLTBIj9/VRmQjNKvtB54dRDtDh9fYlBi6PLWTG+1o
YnWrrFohoLYPPgm3r1wzsIYhekK1gNKirA0QF/z1OwDQJ7LtOg/4PzVl4ittm4vx
m8enRWH4QrNOYksj04MTlbOS3LpydMtxtKUw1RuoCcuRBRD/lKe0B8nXTRTfHAAf
JwIDAQAB
-----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 417373076081203213973321341456380622850286
 . . . . . . . . [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 2019-01-02 11:18:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-02 11:18:56 +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.astroplate.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26723142287298404316939386492617127734356651765861780440474008762138300330580084379372858440821229055101779491784495662673411617480155809430969891836599416501228087682480031514390078460120293940934612469993282725405626542252855974636753734686848087093165964160516405864909840501595894000695175607724166990609565803940264741240186301851697644652243231857717977115552829539142626763442163083668197069340017187092945186803991017782342012007720540475903287001975822394361858004846194184264758834580006856392198633472645393385339338010874369302165376400588866596981068120512997815506722438429285596343041857403744308698919
 . . . . . . . . . . . . . . . . . . . . [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)
							d6ebe71ee1692fb72c04864b16b993d28b713c0c
 . . . . . . . . . . . . . . . . [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 (103 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'allsky-d65.asu.cas.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'allsky-dk154.asu.cas.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'altamira.asu.cas.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.astroplate.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ibws.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)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe000001680e809d6e000004030048304602210095a672ca11848599b74a477a1026f57c46f8ca3c152e578935b69adf52e60673022100aaf45b9f3ef6d3e651fd52dc36d7447d924a15ee46f004752fed9d27d1dd1245007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001680e809d640000040300483046022100992690b7d612c57aa7f847b8d4f2e0d5f5e9a95c0f9b8d734418d97d561b3482022100a758594ea71ff4ca9da737b824d52cbd2d5b55100c368ee2efd5559c00665b89
 . . . . [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)
		002eb7b74ed4b75cbde008b20aac9472e840cb2f38cad9ff40741019918586b8421c0eafd53ba2dff9fe294dc63be8cc7c1e1ef7370389a2abec130bee7ca13731387c2713ac31a53c61fc551ee82c672c34e66d2ba5e42fabc39054bc29d9a86589f6a350ae7c30b0f366a7e9b7bd91bd63b2e1c877e975f01921255feaea2c6c741e10154554224d909402d2f8aea342c88c6ceb1c907b6e8d7b2b94f279cc55589f96650d248c05c99de634bb85c15450e7a6503f4724661202ef28b729d4c2274a76342244ea2eaa02ee721d69cfb710eea807903607485d423895809eb55c1b38264ef0aac2d308617499929f3476403009e0d26d32def600350bf41a7af8