gigant.cz

Issued by R3

About this certificate

This digital certificate with serial number 03:71:60:f9:bc:88:92:35:0e:5f:44:e1:2e:58:cb:a4:e9:09 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=gigant.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:60:f9:bc:88:92:35:0e:5f:44:e1:2e:58:cb:a4:e9:09
Serial Number (int): 299917667850773197947938179035346667628809
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b2:6b:7f:e8:5a:23:13:28:d1:c0:3a:44:79:53:5a:23:f9:e5:a6:f5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 72:1f:85:0e:57:2d:92:92:fb:74:ff:f5:ff:f5:1a:dc:53:bf:f8:17
Fingerprint (sha256): 52:6a:54:f6:a6:ce:6a:f6:d4:04:40:52:ac:6d:5f:74:f5:e2:f8:ce:9a:33:e4:45:96:71:e1:c6:ba:4f:c5:53

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

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(limited to 100 certificates)
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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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8YjQKIYmNy1nYbiuAYEX
57PpLMq5a2GfAM5O9fX+JhqLCpzK7hYY7A/dwGwewqV0YbNZs/UBJ+EdoisIklao
TBZmxbYoRj/AdPR/hGJqoOAFhOlFS2WTYWAvFXeoeJP8jIYqbBF68hkSbrHRuQvW
c3157eg2WUXAdqsXHAjJS/SBEI6lh6UXdDeDhFEAv7pfZQ05ljfso6LqSRspZYO3
y1s0DAOFtqApNx1/nTfc8PMKl3mFcl6E+0pkWFY7gOK8ZYIt5vDKdSJiDALIsmo5
7rh2/RGERKQPRqg1oQnoHPJ9enArS0XxNGXQz38hFTVrkuUAoYbRfHtlvSR/IqjP
RQIDAQAB
-----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 299917667850773197947938179035346667628809
 . . . . . . . . [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 2023-09-05 12:46:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-04 12:46:09 +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 30490896559934608375893254714848554642841829094731958264961800996597782095911568205264847704968604658036694143142615851133669410816104688804432507405215771456822246972801895275093929743752035164350414542226691648411096230540489752471002809579965094214011783401065018539913899703672356353956878828676695206363785343309377792770659896463882604071655079306344906121569248678323242636310845687260376586423649490574939818858623609134357308091972287685528521285121857449356573473808512715964190527468022118323894891243824207339122553974958001466645674825224662603927668217374543613255662656950476039357769547282640506769221
 . . . . . . . . . . . . . . . . . . . . [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)
							b26b7fe85a231328d1c03a4479535a23f9e5a6f5
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a6597f00f0000040300473045022100a2efb6114c40c0593fff56074a50f6a40f01e7dff64e8fcaa4049a8134c61c070220602b9392a9403309e25b9830c548f0e83c13f27f190222bac4766c9cd89ef21f007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a6597f004000004030047304502201a31df25e1b6b7f0d85844da101e9f8034759e0ccec3dc33e36417d28e89d68a022100b65c08944d7ddb6b0b91bb5014365d36703f27343225394471ee85c4865cafc9
 . . . . [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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