cmk.g2server.cz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a4:c9:40:fd:1d:71:18:91:f2:da:de:91:f0:2f:d0:fc:a4 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=cmk.g2server.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a4:c9:40:fd:1d:71:18:91:f2:da:de:91:f0:2f:d0:fc:a4
Serial Number (int): 317410678238248610213625814375364981488804
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cb:0e:10:fe:02:bf:d4:77:27:2b:24:9d:25:90:1e:23:be:51:b1:78
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6f:bd:b5:1e:2b:00:cf:df:20:44:39:b7:f6:3e:f1:c7:a6:f5:37:4f
Fingerprint (sha256): a7:3f:7a:cf:eb:a3:ec:5a:e0:69:c3:27:a9:c5:75:8a:8d:78:88:56:a8:4a:77:a8:fc:7f:b4:50:a4:51:28:c1

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 cmk.g2server.cz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cmk.g2server.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

cmk.g2server.cz

Other certificates including the domain name g2server.cz

(limited to 100 certificates)
cmkus.g2server.cz
helpdesk.g2server.cz
check-mk-us.g2server.cz
helpdesk.g2server.cz
check-mk.g2server.cz
helpdesk.g2server.cz
codanvpn.g2server.cz
cloud.dialtelecom.cz
missevents.g2server.cz
cmk.g2server.cz
check-mk.gigant.cz
codanvpn.g2server.cz
ipsec.g2server.cz
cloud.dialtelecom.cz
exchange.gigant.cz
codanvpn.g2server.cz
exchange.gigant.cz
vpngw.g2server.cz
helpdesk.g2server.cz
codanvpn.g2server.cz
missevents.g2server.cz
crm-test.g2server.cz
exchange.gigant.cz
check-mk.g2server.cz
missevents.g2server.cz
helpdesk.g2server.cz
sso.g2server.com
vpngw.g2server.cz
missevents.g2server.cz
crm-test.g2server.cz
vcloud.g2server.cz
check-mk.g2server.cz
missevents.g2server.cz
check-mk-us.g2server.cz
helpdesk.g2server.cz
web.hades.g2server.cz
exchange.gigant.cz
helpdesk.g2server.cz
missevents.g2server.cz
check-mk.g2server.cz
check-mk-us.g2server.cz
helpdesk.g2server.cz
codanvpn.g2server.cz
cmkus.g2server.cz
missevents.g2server.cz
exchange.gigant.cz
missevents.g2server.cz
missevents.g2server.cz
sso.g2server.com
cefc.g2server.cz
ipsec.g2server.cz
cmkus.g2server.cz
cmk.g2server.cz
missevents.g2server.cz
cefc.g2server.cz
helpdesk.g2server.cz
vcloud.g2server.cz
check-mk.g2server.cz
missevents.g2server.cz
cmk.g2server.cz
cmk.gigant.cz
helpdesk.g2server.cz
missevents.g2server.cz
cmk.g2server.cz
vcloud.g2server.cz
helpdesk.g2server.cz
cmk.gigant.cz
helpdesk.g2server.cz
exchange.gigant.cz
check-mk.g2server.cz
helpdesk.g2server.cz
vcloud.g2server.cz
helpdesk.g2server.cz
missevents.g2server.cz
sso.g2server.com
cmkus.g2server.cz
helpdesk.g2server.cz
codanvpn.g2server.cz
exchange.gigant.cz
cefc.g2server.cz
exchange.gigant.cz
vcloud.g2server.cz
codanvpn.g2server.cz
check-mk.g2server.cz
check-mk-us.g2server.cz
cloud.dialtelecom.cz
helpdesk.g2server.cz
check-mk.g2server.cz
codanvpn.g2server.cz
check-mk-us.g2server.cz
helpdesk.g2server.cz
missevents.g2server.cz
missevents.g2server.cz
cefc.g2server.cz
helpdesk.g2server.cz
missevents.g2server.cz
codanvpn.g2server.cz

Certificate

The complete raw certificate details for cmk.g2server.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8r/BTXN/Iy6aIDhHcfsK
nWjz0V5p7Du47ucFnkCw69bTZL2v8Tzii+2mvNyOlEPkODNMEA2Q/BFFcG35TwZ/
libf2cA1u9jwuSnHW/VlNC718l/veFvJ6C9/sI5TbK/MO44N6zsIF05j6+M6y0S9
18IX9MBBPKHSC3MoeR7DW+kOSamg14AvaN6nGXI7OowrwMvjNKO1Znahf3Wyb/U2
mgpMDk8MupufTxa/BskzOGqXd4iMl2yZZKYv1DFs2WBsBH6my26xyDh5Sg1sgjG5
yf1Ylz1V0eCbRsIhB9q/j4hIJTiF9Q1XuH0Hq54/MQVfZyEg6hGiN0HOtQZ7rOMb
DwIDAQAB
-----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 317410678238248610213625814375364981488804
 . . . . . . . . [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 2016-10-11 09:02:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-01-09 09:02:00 +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 'cmk.g2server.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 30644227759932376019429336184313072597123645104791439613036085335185874328481734218412070426840264856677297105430286422407536243858982557219779254134789785288191625281503780474061531698389176869161944145666831325976726419811142076822355346776435353520948106551236888037753687178944814360132785012034752713162326518495739383519720979121728868661899546286451409475336054557400437055777624147577747199286443090761307734857932025732845214452612122500984039387538758397800216671860839481975725552829747258499799954525265499820872520581230971995810024610374470287164059209919063500752460162808744075187806128636549501491983
 . . . . . . . . . . . . . . . . . . . . [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)
							cb0e10fe02bfd477272b249d25901e23be51b178
 . . . . . . . . . . . . . . . . [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 (100 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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cmk.g2server.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)
		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