gigant.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:45:d3:13:f6:0c:e3:c3:89:b6:fe:3b:fe:9b:a4:03:f6:d4 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=gigant.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:45:d3:13:f6:0c:e3:c3:89:b6:fe:3b:fe:9b:a4:03:f6:d4
Serial Number (int): 285096911864070413266338393405385555048148
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f0:c4:41:be:ca:c4:d4:eb:98:b8:b3:4a:bc:73:d7:eb:08:77:43:33
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 49:2a:8f:6f:c3:f4:54:52:8f:ea:d2:1c:5a:b3:cc:60:4f:b4:7f:15
Fingerprint (sha256): f3:85:c0:45:33:f4:d6:09:f4:fd:d9:04:02:5b:9b:39:9f:b7:07:dd:81:d5:d2:72:56:46:d5:c0:e4:53:88:5a

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate gigant.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for gigant.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

gigant.cz
www.gigant.cz

Other certificates including the domain name gigant.cz

(limited to 100 certificates)
mail.gigant.cz
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cmkus.g2server.cz
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check-mk-us.g2server.cz
check-mk.gigant.cz
hades.gigant.cz
mysql.mn501.gigant.cz
mail.gigant.cz
check-mk.gigant.cz
mysql.mn501.gigant.cz
mail.gigant.cz
mc.gigant.cz
mysql.mn501.gigant.cz
vipm2.gigant.cz
exchange.gigant.cz
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exchange.gigant.cz
phpmyadmin.hades.gigant.cz
mail.gigant.cz
exchange.gigant.cz
check-mk.g2server.cz
cmk.gigant.cz
mysql.mn501.gigant.cz
gigant.cz
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cmkus.gigant.cz
mysql.mn501.gigant.cz
mc.gigant.cz
cmk.gigant.cz
mysql.mn501.gigant.cz
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exchange.gigant.cz
mysql.mn501.gigant.cz
mysql.mn501.gigant.cz
mysql.mn501.gigant.cz
hades.gigant.cz
mysql.mn501.gigant.cz
check-mk.g2server.cz
check-mk-us.g2server.cz
downloads.hades.gigant.cz
downloads.hades.gigant.cz
cmkus.gigant.cz
cmkus.g2server.cz
exchange.gigant.cz
mysql.mn501.gigant.cz
check-mk.gigant.cz
cmkus.g2server.cz
cmkus.gigant.cz
cmk.gigant.cz
mail.gigant.cz
mail.gigant.cz
vipm2.gigant.cz
cmk.gigant.cz
mysql.mn501.gigant.cz
mail.gigant.cz
exchange.gigant.cz
check-mk.g2server.cz
mysql.mn501.gigant.cz
check-mk.gigant.cz
cmkus.g2server.cz
phpmyadmin.hades.gigant.cz
mysql.mn501.gigant.cz
mc.gigant.cz
mysql.mn501.gigant.cz
exchange.gigant.cz
downloads.hades.gigant.cz
exchange.gigant.cz
cmkus.gigant.cz
check-mk.g2server.cz
check-mk-us.g2server.cz
mysql.mn501.gigant.cz
mysql.mn501.gigant.cz
mc.gigant.cz
hades.gigant.cz
check-mk.gigant.cz
mysql.mn501.gigant.cz
cmk.gigant.cz
downloads.hades.gigant.cz
vipm2.gigant.cz
check-mk-us.g2server.cz
gigant.cz
cmkus.gigant.cz
phpmyadmin.hades.gigant.cz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2Mok4x8Ly5P4f5qjyEt+
C6xkJwHm6AEcrzgBh51lMyzc3tDwpjGPn5MtGJ4lWU19021GDiaSfn2yK/rmdefc
ZCfyKx+yWlS36y7ByW/yOXMwuDsW1QkdkoGnzLHFsttgEwLORBE/zvZJSa8qntj5
fPcUSUshzqHfGACsk4PzenVCZjUhdvp72fMQUT7o8s27teCeMDMirm8F30yvInb2
QjVZ5G1SfuK5iDE7m9JlO4+37IcG2mu5cKKLpDrEO34G07oK3VuuxEavsRkHbAPV
/szZ40qjgHn+Aq4dfD6V/YKYztrhf2NN44pp90neuRe/L4a6Don8JUXqPQm2Xx6+
5wIDAQAB
-----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 285096911864070413266338393405385555048148
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-04 09:02:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-02 09:02:34 +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 'gigant.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 27367154838901845527107707327204853006081504499265561508657426203904663412777068879351906924494939895031717417713977284902962896881056029366601274876315297821489824474058595229818225681119287888243911179765105489874120949536469202471767426417429015861079187685799261476621016940233345711028183417001360487934415093567856537841143178568114289712809615779813260928034728398372667630168154189450890480242516212294990264621952850887298676023651598951663189146123967175649285489647569297361554508175742263938886758724844190414359542191449005773397696744811901952927826986086341646631778846444967014030633925416929032322791
 . . . . . . . . . . . . . . . . . . . . [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)
							f0c441becac4d4eb98b8b34abc73d7eb08774333
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gigant.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gigant.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f430e35de0000040300463044022052db78d7ffb41dae178ac15033d7254dc3425d0d37e4d799ece297e1793a8dde022042a288212279f3321c9bff9f545ab143ea4cce2637206e0d9908347d7d03dd7b0076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f430e35e700000403004730450220709e715485a3e9fb4beb56d8a469927a637cfb9376d5954c119e97c3ea140e0502210094e0b5e638c42d4fff9c47ff561afce8c111859fba049a87c06acde535008ff5
 . . . . [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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