postal.pt

Issued by R3

About this certificate

This digital certificate with serial number 03:7f:c0:15:5b:35:be:d1:28:c7:42:9a:3f:50:83:d1:7c:c5 was issued on by Let's Encrypt.

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=postal.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7f:c0:15:5b:35:be:d1:28:c7:42:9a:3f:50:83:d1:7c:c5
Serial Number (int): 304808041057622079434188737843064174902469
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6c:1a:f9:99:d1:f7:5f:56:d2:06:6c:43:19:c5:3d:ba:f1:cf:8c:63
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 09:02:44:f5:ae:24:ce:b7:d4:65:0b:3b:1f:a1:d2:fa:e1:80:03:37
Fingerprint (sha256): e4:91:4d:6c:9e:24:31:72:9e:a7:43:c2:0c:cf:ea:0a:16:fa:7e:bb:67:ce:19:c3:76:78:ba:a4:e9:83:ac:0f

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

Revocation information

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

Check the revocation status for certificate postal.pt

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for postal.pt

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

postal.pt

Other certificates including the domain name postal.pt

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postal.pt
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postal.pt
postal.pt
postal.pt
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*.advnce.sic.pt
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*.advnce.sic.pt
postal.pt
postal.pt
postal.pt
postal.pt
*.app.bcbm.pt
*.app.bcbm.pt
postal.pt
*.app.bcbm.pt
*.averdade.qas.impresa.pt
postal.pt
postal.pt
postal.pt
*.app.bcbm.pt
*.averdade.qas.impresa.pt
postal.pt
*.app.bcbm.pt
*.advnce.sic.pt
*.app.bcbm.pt
*.app.bcbm.pt
postal.pt
postal.pt
postal.pt
*.averdade.qas.impresa.pt
*.averdade.qas.impresa.pt
sni.cloudflaressl.com
*.app.bcbm.pt
*.app.bcbm.pt
postal.pt
postal.pt
*.app.bcbm.pt
postal.pt
postal.pt
sni.cloudflaressl.com
*.advnce.sic.pt
*.advnce.sic.pt
*.averdade.qas.impresa.pt
postal.pt
*.app.bcbm.pt
*.app.bcbm.pt
*.app.bcbm.pt
*.app.bcbm.pt
*.app.bcbm.pt
postal.pt
*.app.bcbm.pt
*.advnce.sic.pt
postal.pt
postal.pt
*.app.bcbm.pt
postal.pt
postal.pt
*.averdade.qas.impresa.pt
*.averdade.qas.impresa.pt
*.app.bcbm.pt
*.app.bcbm.pt
postal.pt
*.app.bcbm.pt

Certificate

The complete raw certificate details for postal.pt in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFFzCCA/+gAwIBAgISA3/AFVs1vtEox0KaP1CD0XzFMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzAyMjIwMDIzMDZaFw0yMzA1MjMwMDIzMDVaMBQxEjAQBgNVBAMT
CXBvc3RhbC5wdDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMJvrGUc
wqpr3QfeYenpTdzpZD7mIUe8Pomt8MF90lUo79galNINaEjaO3eUDhNaNyF2Ge7L
Q+BEwOfkk83ZYqSPJRfC8avTxilJ6zqdO6y3wBo1tiWq5hIq4k+f+hyAhaJOy+Lg
Hn5wk09d8e3X7n9lMdURtgpOOewPV8vvBvhvXBK1g9TuJVxyMIgr5aDGoxUkW5ft
8cxk+Cgya/VIyeyaEf1JibwkOLsMw0JsHs9nHfuWk/DsVPZOuI/8gb7r20JIWp51
qej9oh/bWYug/ae4RKM7jLPm+3ZpwWJWu39Kp38Y1tN7qZF1l5i2ytnENNn573Uy
7o3GU0+U5uPnQyUCAwEAAaOCAkMwggI/MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE
FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU
bBr5mdH3X1bSBmxDGcU9uvHPjGMwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+v
nYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5s
ZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wFAYD
VR0RBA0wC4IJcG9zdGFsLnB0MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQB
gt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3Jn
MIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUAejKMVNi3LbYg6jjgUh7phBZwMhOF
TTvSK8E6V6NS61IAAAGGdreQjgAABAMARjBEAiApruxUqwWsXY0HYdgxKMMFuNv9
b6MTLtekxXTWZAVwRwIgT5GKve9fGXIkUduO4PMRKp0xxuQCOfMtz5fpCzAiNg0A
dgCt9776fP8QyIudPZwePhhqtGcpXc+xDCTKhYY069yCigAAAYZ2t5EuAAAEAwBH
MEUCIGRpn1aEEJ+Ig4j58I9zToAIJgqYmIHzSHBXjlZpPZa0AiEAhSbtRuuRr3KP
hu9PJwPmqWFL9evLRAseedBiJ2balqAwDQYJKoZIhvcNAQELBQADggEBACOCD+R9
e3Ueoz433bGEaX43g03y7kAwgzGfvKAQgDqK4d8DbVifjwvbLYDwPbFFkUGK66G7
m9R4XUvuH/38OQ4gtB5EIae+CHNttZDQSDZ0b8GTKwB2rcHD5yKl6itJfj3aGOAD
ZDSkgZ4qZCFBzex1/1HbF+llxePfW5/S5rUQL533p8+aK51ZlxIPOAxVCslYeEWv
lF6zznVC1oc/FW5HSMZJP3EeBkCbbbYb3HbdNVzKzHHWF296Aump4Gg2aREvvAnH
cjrz4wNDQ/NEyGpI2t9ICdNO3obNjDHA/ho4sFX8o+4/tpVTuWExZft6igFM+eO1
EYHvxXgdQIym/cI=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwm+sZRzCqmvdB95h6elN
3OlkPuYhR7w+ia3wwX3SVSjv2BqU0g1oSNo7d5QOE1o3IXYZ7stD4ETA5+STzdli
pI8lF8Lxq9PGKUnrOp07rLfAGjW2JarmEiriT5/6HICFok7L4uAefnCTT13x7dfu
f2Ux1RG2Ck457A9Xy+8G+G9cErWD1O4lXHIwiCvloMajFSRbl+3xzGT4KDJr9UjJ
7JoR/UmJvCQ4uwzDQmwez2cd+5aT8OxU9k64j/yBvuvbQkhannWp6P2iH9tZi6D9
p7hEozuMs+b7dmnBYla7f0qnfxjW03upkXWXmLbK2cQ02fnvdTLujcZTT5Tm4+dD
JQIDAQAB
-----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 304808041057622079434188737843064174902469
 . . . . . . . . [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 2023-02-22 00:23:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-23 00:23:05 +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 'postal.pt'
 . . . . . . . . [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 24545299378178640287363820612509996036883070044246187068992629776791198044609947146417196500072313631072458382216975375032370540689235940351837818999749050583442823059751845851975545074296676775263350708870883102694628736439970241199474789447453462251430762919689316926838417058795097969422704645557429059684601259087350572458405736625576697133735477722210690965953654098387814461419304797051370647001513785354194295224528786283337665861389068204797697778897921846802750718766184990168216973518807109868151524662953520692504184085762936487526627118881306220227252430876151295402473401676939384078794058413498345931557
 . . . . . . . . . . . . . . . . . . . . [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)
							6c1af999d1f75f56d2066c4319c53dbaf1cf8c63
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'postal.pt'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018676b7908e0000040300463044022029aeec54ab05ac5d8d0761d83128c305b8dbfd6fa3132ed7a4c574d66405704702204f918abdef5f19722451db8ee0f3112a9d31c6e40239f32dcf97e90b3022360d007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018676b7912e0000040300473045022064699f5684109f888388f9f08f734e8008260a989881f34870578e56693d96b40221008526ed46eb91af728f86ef4f2703e6a9614bf5ebcb440b1e79d0622766da96a0
 . . . . [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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