webmail.mktecnica.com

Issued by R3

About this certificate

This digital certificate with serial number 04:f1:12:36:5c:e3:a2:30:37:eb:87:e9:4b:ac:48:8f:75:d3 was issued on by Let's Encrypt.

With 11 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:
  • 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=webmail.mktecnica.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:f1:12:36:5c:e3:a2:30:37:eb:87:e9:4b:ac:48:8f:75:d3
Serial Number (int): 430481402526958316938370105472509256103379
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a7:26:fb:14:4c:00:ab:c0:27:f6:84:5a:1c:50:d0:67:ea:55:b2:9a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9d:08:8c:e7:f7:75:b8:dd:fa:39:ed:7d:78:17:a6:09:d9:ab:e0:48
Fingerprint (sha256): 7d:c4:08:d5:d1:29:a9:fd:09:63:4f:f8:da:d4:79:d1:d7:f1:24:a0:64:68:8c:b7:7f:46:ff:14:59:3e:83:34

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

Revocation information

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

Check the revocation status for certificate webmail.mktecnica.com

11

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.mktecnica.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

cpanel.mktecnica.com
cpcalendars.mktecnica.com
cpcontacts.mktecnica.com
mail.mktecnic.ra.urltemporal.com
mail.mktecnica.com
mktecnic.ra.urltemporal.com
mktecnica.com
webdisk.mktecnica.com
webmail.mktecnica.com
www.mktecnic.ra.urltemporal.com
www.mktecnica.com

Other certificates including the domain name mktecnica.com

(limited to 100 certificates)
mktecnica.com
mktecnica.com
mktecnica.com
cpcontacts.mktecnica.com
mktecnica.com
webmail.mktecnica.com
mktecnica.com
mktecnica.com

Certificate

The complete raw certificate details for webmail.mktecnica.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs4RyQl6eZaeBmpjuHV3C
kjoA6RD/RVBzvBBJVhA8SBePfql/4Nfgh7XnqvGorFfBR22he+hLT68j82RmivS5
kOfYz3GFC3otzZStBIla3vi5XQa+A5coyMkkS4YwKToEe6WiIxjTXtkZ/zzyaZX0
iPcmNoO+HhghOl8uP9m/rEHTNpx7eN0sBQkjQKbjZNYLFi6VpBi9zlXT/63JJRDV
pwjcidRbS+0R3xp6/ambNv6426JqsclhgckbYl08VLEAG+tNgg+xw2DYLlgf6EUk
ifqQSdoSRVUT3cDNu3I6BqQldmDbWcAj8A+TW4wx14PNu751Ox5/M72rZCLVa7bn
iQIDAQAB
-----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 430481402526958316938370105472509256103379
 . . . . . . . . [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 2024-01-15 15:47:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-14 15:47:45 +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 'webmail.mktecnica.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 22661968306091408192664316798823473466975499008857297584741306701407722472696569572217895137802592506505266017829540540112197189579510350618002856953744206888840467859009994272026644914716845195919646503023721996956439452638798557937785855464061100481585336607093823983884852953453630602966751068089520557604105465810385672374241866398447625029548723541807596795279111950840628355502339300349847874995745139642313241368884544400914697672406679037599687523937554212627890917850699590523129783996283755003897808611573500960104525072251309974093647678486162277534105655459174532153845682696065918553067540113073137706889
 . . . . . . . . . . . . . . . . . . . . [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)
							a726fb144c00abc027f6845a1c50d067ea55b29a
 . . . . . . . . . . . . . . . . [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 (275 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.mktecnic.ra.urltemporal.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mktecnic.ra.urltemporal.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.mktecnica.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mktecnic.ra.urltemporal.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mktecnica.com'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d0e05a1be0000040300473045022100ee35d449e74e914565130771c7f7a7d8e51831655fa023abb6dd6f84ed44b3ae022070363e0efe502d995b3ec1f9a685b507f6243903c4ba14abbdcad158d4997630007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d0e05a3ae0000040300483046022100cceec7b23b9028d5f8df85dfe22860af34d3048dccf1bc76ff2b741b40a10c1a0221009150d490c7cf336eb75ed95be1cc6ccd949abc137f3dd6f646951e19f79c930e
 . . . . [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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