epoz.szu.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:07:7d:a2:53:83:86:55:ff:e2:88:5c:7b:74:8b:c7:29:91 was issued on by Let's Encrypt.

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=epoz.szu.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:07:7d:a2:53:83:86:55:ff:e2:88:5c:7b:74:8b:c7:29:91
Serial Number (int): 263885830709151967661154362634271220771217
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9b:fd:e3:a9:e3:78:4b:6f:5b:cb:f5:6c:3e:33:f6:cc:28:40:84:ee
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c5:e9:3a:f9:43:f9:f0:60:35:9b:eb:e0:4f:1c:3b:eb:3e:10:2c:66
Fingerprint (sha256): ce:f8:a3:3d:bb:88:a7:ba:6d:6e:a0:57:b1:0c:e2:ef:b0:91:84:73:5c:79:f5:84:39:b2:ed:d2:95:16:d9:7c

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 epoz.szu.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for epoz.szu.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

epoz.szu.cz

Other certificates including the domain name szu.cz

(limited to 100 certificates)
autorizace.szu.cz
mail.szu.cz
cejph.szu.cz
cejph.szu.cz
katalog.szu.cz
mail.szu.cz
katalogpers.szu.cz
autorizace.szu.cz
katalog.szu.cz
autorizace.szu.cz
earss.szu.cz
katalog.szu.cz
apps.szu.cz
cejph.szu.cz
*.szu.cz
katalogpers.szu.cz
mail.szu.cz
hygiena.szu.cz
mail.szu.cz
indi.szu.cz
cejph.szu.cz
mail.szu.cz
szu.cz
autorizace.szu.cz
epoz.szu.cz
mail.szu.cz
cejph.szu.cz
hygiena.szu.cz
katalog.szu.cz
mail.szu.cz
autorizace.szu.cz
hygiena.szu.cz
autorizace.szu.cz
szu.cz
katalogpers.szu.cz
apps.szu.cz
*.szu.cz
katalog.szu.cz
earss.szu.cz
cejph.szu.cz
autorizace.szu.cz
hygiena.szu.cz
earss.szu.cz
epoz.szu.cz
www.szu.cz
mail.szu.cz
apps.szu.cz
autorizace.szu.cz
mail.szu.cz
archiv.szu.cz
autorizace.szu.cz
autorizace.szu.cz
hygiena.szu.cz
cejph.szu.cz
szu.cz
autorizace.szu.cz
earss.szu.cz
apps.szu.cz
apps.szu.cz
earss.szu.cz
mail.szu.cz
*.szu.cz
katalogpers.szu.cz
mail.szu.cz
epoz.szu.cz
autorizace.szu.cz
hygiena.szu.cz
katalog.szu.cz
hygiena.szu.cz
hygiena.szu.cz
katalog.szu.cz
cejph.szu.cz
katalogpers.szu.cz
hygiena.szu.cz
katalogpers.szu.cz
mail.szu.cz
cejph.szu.cz
mail.szu.cz
autorizace.szu.cz
cejph.szu.cz
www.szu.cz
katalogpers.szu.cz
mail.szu.cz

Certificate

The complete raw certificate details for epoz.szu.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx06J+uciUqyQgJBYbQST
XXZac3vSeFKcPuJQHXkL1jeTre9EaX6TsUOAL0M07EXck3lurBo+mKk2PJcW8RKq
mQ0cB3XSrvOg/GEnkeuA+024j3IzHacM35VCoqogn7dbbvmt3Bq/0JrNvmcDhgtO
QSrr606P//Z0a0WZi7q79xKhIOBhJTPKdLuozvHapbvoVzSwGzl2xI5p1w451j9q
f3nJoAuggH4em3zZMBOGtGm4TpghOrY3pqd9zUcw5b9AaHFk7Gv2aMvTMc+zkVlu
qVNgm7bz3jtxFK4X/bhqzMby6jkYiEeox+C1vXD3J4DIE/wZkW7CgEDS4BwaVCry
SQIDAQAB
-----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 263885830709151967661154362634271220771217
 . . . . . . . . [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 2020-01-24 23:31:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-23 23:31:29 +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 'epoz.szu.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 25160151705063259952501600426389753812369654335203504386580387089881592382978911115413223584781276028605254729571772419002782639261788328110843503537170518311268574378470922041227223146126269368057982046881929857898494541225990747474289813386993104676762290534200561159292002474038133360975508608382915998519120062805790847008911626401833608263310374091981675002346333538800523623315578485665005030951416405344916905627766674800327339173099159217629286222792700545532045531571239115273067166394939876881664327417089912778828988496935158524921762485273682807968926898474704162178203596628805729478666862545367798051401
 . . . . . . . . . . . . . . . . . . . . [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)
							9bfde3a9e3784b6f5bcbf56c3e33f6cc284084ee
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'epoz.szu.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)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016fda1c5c6f0000040300483046022100f40dca434d4527beb8a46f126316c8690725bea7ce03476908e0e0b238c28fa0022100961c0f01e98effc7d29202f22bbff6d1a0569835328153a1cc1572ae28c5505800760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016fda1c5c990000040300473045022100e61d2d1dc790b47eacd3ded7ec3b643cac61110a3020611f269e2723520f251d022058064245acf8c481dffd1e235fb71db7ad14ff19ed5188008b172e87aaf0c03c
 . . . . [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)
		001794d7b3fa3b17468b3311edcee074e2f97de4ded917a279a3a0732a128e5e627d578c1718c9e1a992f95096192a2852588468b978535ec044eec19b6149a7378c33f2abf67a622a508f20e24dc8c9dda26f59aabe9c4519dec529d6ab5ed8bc5e9fa583f5540f0d91b0eae3fac9de734003a499ba407984053ce79f2d80ed8066e9a2065150ce170d686b05ed84f532b51baa135355270327ba1686fe0eb13be7c89e8338469c0cc8018fb276501a3022e0c8e49d69361b3df170587539d5c16c27a86cd7724fc1b91ff148784e267abb2219dd225c6d43f10626fe0f971259053253f5fee95514a47de1c364126535f693c3a2d0cc93d1d01803f070fa0fb0