mail.zektec.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:be:88:79:0d:0a:cd:7d:20:1e:0c:40:43:12:ec:f3:41:a5 was issued on by Let's Encrypt.

With 7 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=mail.zektec.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:be:88:79:0d:0a:cd:7d:20:1e:0c:40:43:12:ec:f3:41:a5
Serial Number (int): 326171911050132881437796042878188495520165
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 23:6e:c9:04:ef:14:4d:69:18:e3:b1:5e:ff:6e:bd:05:51:46:9d:2a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 69:74:b1:58:6b:03:15:25:16:16:b3:e1:01:d9:f3:b4:97:a8:18:ab
Fingerprint (sha256): ae:60:60:e2:e8:06:57:7b:2d:da:9c:49:df:95:80:38:47:2d:3c:c9:70:c7:fc:47:2e:9d:53:ce:81:75:04:c6

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 mail.zektec.com

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.zektec.com

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

autodiscover.zektec.com
cpanel.zektec.com
mail.zektec.com
webdisk.zektec.com
webmail.zektec.com
www.zektec.ploni.net
zektec.ploni.net

Other certificates including the domain name zektec.com

(limited to 100 certificates)
zektec.com
zektec.com
zektec.com
zektec.com
zektec.com
zektec.com
zektec.com
zektec.com
zektec.com
ploni.net
zektec.com
mail.zektec.com
zektec.com
zektec.com
mail.zektec.com
zektec.com
zektec.com
zektec.com
ploni.net
zektec.com
mail.zektec.com
zektec.com
zektec.com
portal.zektec.com
ploni.net
zektec.com

Certificate

The complete raw certificate details for mail.zektec.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqpLhYKM1hIaT0MV4JXdR
mwfJwAQC/pG5iO0JUidMLv+VOPKOhey3yUAW1+dgf5sspyG55DXcA7pLXptWknsw
KAkDYV9M3YDE7dLjTXxDAsjONq+nsb5pm/FYcwlwvGCr8/HPWBRj38I+WZafEDP/
EinD+oNFphbJ0EAX035uKvPOEX2ulolJtZ0hgpGs2Z8rP6rDyhLYzC0/kCEilsaf
LXpVrjwOMIByF/pihnlEMFZ8KlCDcL++mRVwrX3rBdaRVh46aX8EesAC0obTv16a
mn4xb/07jGJkEYBhisGJNT5V9iCF5YoneYVpbjIkJlZ3JHfkqBGRb3WTnnaK9W60
XwIDAQAB
-----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 326171911050132881437796042878188495520165
 . . . . . . . . [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 2020-03-04 00:15:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-02 00:15:29 +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 'mail.zektec.com'
 . . . . . . . . [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 21532941259494454587379401876333279104004153656888401141958357227347932010179208403694322974391275835206551925892743743207059259675151104975285468880493016959856984124703551745944391560779751351578530403924156206251512721576277742316984066699837912219943280737434503863657816434234366254780251112139026160912555291209273075489220332831201599842855971334075411095260546837278507147682208941750866111781655452693098429890290597013106145730113081178931195435459026470613414440941105615928544070975772665992780739659552174974206937815458466289482940250534183771006112029468883922184688766232165433957208724920647138849887
 . . . . . . . . . . . . . . . . . . . . [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)
							236ec904ef144d6918e3b15eff6ebd0551469d2a
 . . . . . . . . . . . . . . . . [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 (144 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.zektec.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.zektec.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.zektec.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.zektec.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.zektec.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zektec.ploni.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zektec.ploni.net'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170a31ca9660000040300463044022047292e8baeb2e9694214e807a431558889be9f0d9371a687b663a749b229f777022023ab8e542258d29c72b7e51ed40bb99fc0ff3ef26e90a0b1d2413ebd68184ff700770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170a31ca98c0000040300483046022100f6a3443a850cbe979aa7f6c29fb0c9cb86bb6c16a770821bb334b5bdf9de529a022100be461f8366aed35d1353551bf8c95a73133cc56bc3420abc1507433ebbf81e3c
 . . . . [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)
		0072ce187b10e4e7ce84b48d18d2622296322644a188ced61a9a39187ef107007fda1fe4bf56f00a2dc999097ee14473ffbc30838b7d681fa0209afc5dcb0f78699ebc2ae6fb1abc13b27236ca82dd86c5cf4673e9cca99dc6d0ad8bdd3c5b453ae73122f3cd07e202feee13c5fc72c616ea382008b66ea6718b5f1131f1a5c321ec086006d0e946fe5d061b5026bd29ec98e2559fc55c81f8b4325a58a61a04873a93610c9a2183ae1c711d5b46f70c2d86d1e5e27c0611bf69e50cc79be6c2af894d2a5fb19e311af7b6f3ec140ea3bced8d9ed89293e6184b8792ad8c2f213cba24bed2c05706b2be902fe8fc140c8e6d172d504817791a30d7dbddeb584b24