mail.usoft.com.br
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:9b:91:6c:fb:82:e0:11:15:0c:d1:3b:22:1d:60:e4:ee:48 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): 03:9b:91:6c:fb:82:e0:11:15:0c:d1:3b:22:1d:60:e4:ee:48Serial Number (int): 314273928596729553276418384769711564189256
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 22:22:6f:e3:85:03:ed:8d:a7:0e:82:00:f2:8e:ce:13:ec:0c:42:68
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 94:81:dc:6b:52:a3:fc:fd:3b:f8:a4:32:2a:3b:e3:24:53:25:b3:23
Fingerprint (sha256): 50:31:e4:f3:d3:26:8f:b9:95:ac:f6:12:a3:9c:01:4f:9d:18:80:37:cf:b1:a4:4c:2a:5f:14:3e:e6:7a:f9:d0
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck 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
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)
Certificate
The complete raw certificate details for mail.usoft.com.br in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIF5TCCBM2gAwIBAgISA5uRbPuC4BEVDNE7Ih1g5O5IMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDEwNDAxNDNaFw0y MDAzMzEwNDAxNDNaMBwxGjAYBgNVBAMTEW1haWwudXNvZnQuY29tLmJyMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1F1n+oHKcal6PhJ/Yu9vN6n5d9Vb 0QvbfQK3UXr2VDPfO+wudSTxFxyc50H3CI1LGGa40GKYGxrlACU1P6cgxDnQg8ro nTTNMdaNW0e5ry1m8n2ZZwy9svGj0/4kEkiy6VNEAxUH81NEZ2Jg88q0QQ41j/nN LzXExSR9zfgcxL+GrCWHMBxuRdX9qVK31/e7BtKXMY/1TdXIjIhcaOEy9fH9MUXA tqiCGC8nUw8sPxI9oNtiqDdcU3XWiV1xnRE1Txkzeg7C+Bm8GWPqP2wsQja2zxrq CTZbAIDZ2rL9/fbm9806n1wf9rlb3iKn/JxxS6xahGudbpC9Z4Uo0RscMQIDAQAB o4IC8TCCAu0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQiIm/jhQPtjacOggDyjs4T 7AxCaDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMIGlBgNVHREEgZ0wgZqCEWltYXAubWV0b24uY29tLmJyghFpbWFwLnVz b2Z0LmNvbS5icoIRbWFpbC5tZXRvbi5jb20uYnKCEW1haWwudXNvZnQuY29tLmJy ghFzbXRwLm1ldG9uLmNvbS5icoIRc210cC51c29mdC5jb20uYnKCFHdlYm1haWwu dXNvZnQuY29tLmJyghB3d3cudXNvZnQuY29tLmJyMEwGA1UdIARFMEMwCAYGZ4EM AQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0 c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYAsh4FzIuizYog Todm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFvX3smHwAABAMARzBFAiEA51TfF5en ssUhgRoBdzVd9eo30DhNixzPZVFjygrwa64CICDHh3dmnMRf16PYxXzbXm+f39U3 wkN0szkvhp8nMNOAAHcAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMA AAFvX3smeAAABAMASDBGAiEAndnNC+fIC0TTwiRSL4XmAz6ESUB0HmeOkNHZLXWU cT0CIQCrpGt7aNUXhH4TLuid4s6NuESn1Kp6h/SNbbSFQ6c4wzANBgkqhkiG9w0B AQsFAAOCAQEAGqFCu9N69vUA/Le3J2MXFghvGjloi7Pu3TaSHrRQiJAncIDJQOcp jpBmGqFO9IX2FowngKQYpQxDqk0Zg0az42PQb+n5WyuDbsQ8T9SiswNV4cQxSWZp vETjKxr9FRBh9uilO5CxeaqauobvlwRbCRLdxnve4sF5q3L7dMDBjqmnY9z66nTt 8om441pzC4tkKHnKTl3dPIjpVSgcWO5iNZ6vVqQhN7dYsxFuLmXw/P0+erHng1k2 7jsqgy48vipU2bK8zEE9qmxeTkHxIUyZwoa1EG1GD2F5aTZUFZ8Sb//0CEsWCfq4 Y5Ln2MI/E9RuSOcG2zqgvRTw1KtHfOwkLQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1F1n+oHKcal6PhJ/Yu9v N6n5d9Vb0QvbfQK3UXr2VDPfO+wudSTxFxyc50H3CI1LGGa40GKYGxrlACU1P6cg xDnQg8ronTTNMdaNW0e5ry1m8n2ZZwy9svGj0/4kEkiy6VNEAxUH81NEZ2Jg88q0 QQ41j/nNLzXExSR9zfgcxL+GrCWHMBxuRdX9qVK31/e7BtKXMY/1TdXIjIhcaOEy 9fH9MUXAtqiCGC8nUw8sPxI9oNtiqDdcU3XWiV1xnRE1Txkzeg7C+Bm8GWPqP2ws Qja2zxrqCTZbAIDZ2rL9/fbm9806n1wf9rlb3iKn/JxxS6xahGudbpC9Z4Uo0Rsc MQIDAQAB -----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 314273928596729553276418384769711564189256 . . . . . . . . [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 2020-01-01 04:01:43 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-31 04:01:43 +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 26808580950040249783725989776475062772147878733839009896331102660148995604722465803487505590000625940336215904542940595229596902328058410745101313692097852712428734593924669788606911536816745494845318407827633049981582481238865427037401571049445517956861887214327432323316517511091245648653086882603524383978542922677263671545138759484360795403960952306707081973214500052204141789494152293883209306354464920462727134538807089529058092783317714248749320982303018100010917073643523080853573822441688908743696020816812282057274144007917880164810892341022370655972699178438748375816204398982856626610165944254300289702961 . . . . . . . . . . . . . . . . . . . . [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) 22226fe38503ed8da70e8200f28ece13ec0c4268 . . . . . . . . . . . . . . . . [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) 00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f5f7b261f0000040300473045022100e754df1797a7b2c521811a0177355df5ea37d0384d8b1ccf655163ca0af06bae022020c78777669cc45fd7a3d8c57cdb5e6f9fdfd537c24374b3392f869f2730d3800077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f5f7b267800000403004830460221009dd9cd0be7c80b44d3c224522f85e6033e844940741e678e90d1d92d7594713d022100aba46b7b68d517847e132ee89de2ce8db844a7d4aa7a87f48d6db48543a738c3 . . . . [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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