mail.usoft.com.br

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:96:fb:da:26:2f:26:a4:1a:09:9a:22:de:86:2f:ab:9f:03 was issued on by Let's Encrypt.

With 8 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.usoft.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:96:fb:da:26:2f:26:a4:1a:09:9a:22:de:86:2f:ab:9f:03
Serial Number (int): 399826267687306177976623848169487442091779
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 91:50:1f:d2:70:cc:c2:39:e2:95:33:65:54:bb:6a:5d:1d:28:96:f3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b8:28:4f:24:08:bb:1b:27:22:35:1b:ea:1d:3e:fa:17:e7:9c:1e:9e
Fingerprint (sha256): 42:c6:a5:3a:e2:a8:09:ef:0e:e8:73:f9:2b:3b:b6:46:6f:46:ee:a7:52:98:07:59:af:4f:03:6b:b6:67:37:81

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.usoft.com.br

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.usoft.com.br

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

imap.meton.com.br
imap.usoft.com.br
mail.meton.com.br
mail.usoft.com.br
smtp.meton.com.br
smtp.usoft.com.br
webmail.usoft.com.br
www.usoft.com.br

Other certificates including the domain name usoft.com.br

(limited to 100 certificates)
ravmenu.usoft.com.br
scalar.ws
mail.usoft.com.br
mail.usoft.com.br
mail.usoft.com.br
mail.usoft.com.br
mail.usoft.com.br
usoft.com.br

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyMxSgYlpBmn5bCoT0XwG
FzvXfLT4ouGIF4D58iduk0wbptEGBTMgSG0AY0LlsW5o/bsiRij1lJR9qqmp3ppV
byLlMwdb8oPxV/sB9hRE6WAm2IJZhMoyjxUT3bz2wH7OlOBtOtzLUS4WbM0h6ov0
dDtD3G2x+ZzyAAELfH8amsx/f35S1pKUYF9jNIwoynrenuq0tSl2ratjbnHgrF6F
g/zj1hZvhvkDjViM0/1IkHhCb6kYtVQgRqm35Sf2abp15bkuo4kZBDWdtWA5jFLC
DIDbf9bTLWl4xy0XL206lgcDJtrUnRTXB+la741lr3U5QBTB0/frGp55SLbXQmQW
pQIDAQAB
-----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 399826267687306177976623848169487442091779
 . . . . . . . . [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 2020-03-01 04:08:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-30 04:08:11 +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.usoft.com.br'
 . . . . . . . . [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 25348416069147258448573822611913299313273792634423319794558394399215536246347171808695159153437596386379042729096892647650448085558211014450498805167079565263780409132585233859139301098909815966798310921109846689882000660771694765642339774282450423272349958757706589024180721081799309973567461512404909769759747531573586532261856937764120789233857785273107256913899393701702473225542595278946734345243757104574766562674770148544086065802170931528331438230799171841966857834131817587162373528030587801335918465945256041623958070480342123655189921537533575403835623395714402442515441662815854377879955320354191588988581
 . . . . . . . . . . . . . . . . . . . . [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)
							91501fd270ccc239e295336554bb6a5d1d2896f3
 . . . . . . . . . . . . . . . . [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 (157 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.meton.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.usoft.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.meton.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.usoft.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.meton.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.usoft.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.usoft.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.usoft.com.br'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170947ea10d0000040300473045022100f140ee12ad01fddde1847bf856ba69801c00f51ca767a49653ddb17b08cae5d802207a0d11c7fe36c09ebfe6a0c49ac0aaa510924ba69aaa024be9dea3f4f4d7a707007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170947ea3050000040300483046022100f0d290ac890d570bc60ab6a1f4674c21686d85f4ff67e8fda7d4a20093d2015a022100dec3e9ba7996f4599aa8836544c5f2487da8b990409ecc1bec95536c8df67db5
 . . . . [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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