DV SSL/TLS Certificate for webmail.tecnofor.com.ar

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the webmail.tecnofor.com.ar DV SSL/TLS Certificate

This certificate with serial number 06:33:19:51:9a:67:5b:87:22:35:e4:9e:ec:8b:d3:a3:17:b6 for webmail.tecnofor.com.ar was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for webmail.tecnofor.com.ar provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:33:19:51:9a:67:5b:87:22:35:e4:9e:ec:8b:d3:a3:17:b6
Serial Number (int): 540061770711149411937996482295176899008438
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 1e:c1:d7:65:56:9c:f5:9f:aa:ea:90:f6:0a:04:27:dd:0b:02:f7:ba
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): ed:6a:e9:40:d2:50:89:22:58:e7:74:61:d4:56:17:06:c0:4d:67:98
Fingerprint (SHA-256): 87:0f:3d:85:7f:ca:f6:91:eb:18:41:b7:16:34:3a:1f:65:d2:35:f2:d9:0c:63:0d:da:fa:1b:ae:c9:79:86:25

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/55.crl

Check the revocation status for certificate webmail.tecnofor.com.ar
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for webmail.tecnofor.com.ar

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

webmail.tecnofor.com.ar

X.509 Certificate

The complete raw X.509 certificate details for webmail.tecnofor.com.ar in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt7dSk5Ie/z6sZAzAIukp
h+pWpRuok3+kMmkNVh09a3EWXg3wDqckQcOM+kASARrDr8HMMCtbcLfddHTkrMBl
AWBpdUemZ07NTZotpbAYCh3i/l9JkBCopqxhSeNcPOOwQiDlleYyLzTseIwUr1QN
TKlXkhHuqFpa2znXdzLAoHR8J5PKCZtqtihVvlyYV2ye/phdaYBxFgno8yN2Coer
47REYRV1LkOsCakceFwPkhASzaDO2kFRP4HIKPOAjpCjkGPrhtVZ76yHvrwSMwTK
ziBx/9W5Il7622j1fjGclUv/VivyTckgF011N2aZQEKRsx89Wxqa26skw6OYEcz1
2wIDAQAB
-----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 540061770711149411937996482295176899008438
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-20 04:36:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-18 04:36:49 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'webmail.tecnofor.com.ar'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 23192009534465052645308218448628096461645637158506425870171608915953964491544801813780765450413426996081100872500207977871440853700570282957091700014616509890693136004178878270452742740012847935196959657104043466906755031989031276608691460510093814204920415989389393141601019168161881375160685346547640863145940967835112640163026108499182252564786718319056551126312640239835052569030145376042625148783662060903042888267635691290614998192758728109042732251458972463779616922669642052158219519530669262914755353779929854954189699375417147920446493313367054833300789235455048949349240297787057639575875309204843013141979
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							1ec1d765569cf59faaea90f60a0427dd0b02f7ba
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.tecnofor.com.ar'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/55.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007700a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a8454000001978bd596c20000040300483046022100d5120d862275ab67dc1b1f7797b1fccadfce315438db4c8a05ee951dbf7abc57022100d8c5a13f0a464a05a376fa909c6a704af8a089c00be8180701f38c80c0e02fb00076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa34000001978bd59dc30000040300473045022100840b8f671db631c49969e5d28c1acd8d6049446535c3cee057170ad0b39344070220647707c732f36cc34d71cad862db94dd8171815cd1687fb9e06ad6c89de22a80
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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