postal.pt

Issued by R3

About this certificate

This digital certificate with serial number 03:5e:4e:f0:07:ac:07:d9:fd:33:f1:b9:93:46:a8:8c:a9:11 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=postal.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:5e:4e:f0:07:ac:07:d9:fd:33:f1:b9:93:46:a8:8c:a9:11
Serial Number (int): 293428326376372768407849942928482324228369
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: de:37:d9:7a:89:66:76:db:32:6d:5a:e4:7c:b9:cc:c5:25:68:07:82
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 80:82:12:0b:36:9d:63:58:0d:21:40:32:5e:02:d8:19:8a:6f:b7:d6
Fingerprint (sha256): 1d:64:bb:c6:36:33:b2:2d:91:8c:05:af:2e:97:53:38:80:ac:14:ed:84:23:37:42:a5:0d:be:a3:b4:8f:c5:e7

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

2

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
postal.pt

Other certificates including the domain name postal.pt

(limited to 100 certificates)
postal.pt
*.app.bcbm.pt
postal.pt
postal.pt
postal.pt
postal.pt
postal.pt
*.advnce.sic.pt
postal.pt
*.app.bcbm.pt
*.averdade.qas.impresa.pt
*.advnce.sic.pt
postal.pt
postal.pt
*.app.bcbm.pt
*.app.bcbm.pt
*.advnce.sic.pt
*.app.bcbm.pt
*.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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3y8xAw5kVlY7Oug89ySO
VW3Gap+Cp5huXBO0eSO9lJshq4L1s2LWj7SaDi2Vj0gJLR11VVFmBl6rEI9I+hZw
cLx+1RZ1H3VOkMPt9ay0TJsOwK//R8CUvB+jaiXoQI/TYaFdmefZBHkchFKpM5uh
ix5RQqQ+MVl+wdKlR07esT+EYGd5JzbqaLzm0Iz2ydD4qiX7dXKJpj3TQCAQymcK
NvfiYUXpjoVpWhu7VmyyxNAcci61Kp0aELc8VE03LYeUceci0Ncphuiv2S1DRaWm
B0ekAQGxAqwAipOrbU4/VzYZSLO2Dp7EhZvRDYAoV/I/iPHfPxE99q+mpqiiQpDm
eQIDAQAB
-----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 293428326376372768407849942928482324228369
 . . . . . . . . [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 2024-05-09 14:42:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-07 14:42:57 +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 28174412980169300281013513997274190953663799937127770844995607681152024645707203660611923133402812722213078911385772121266396881555965889995167251034017554694278040912435865161584605895655401162938329476220053424102302750041468151707350239922821761007425382628524025824315427141635200709105504085499189436319867961987034418915976496948829403671281039230664188279860002280570407697929795542996914131930789675269537112933295715203735918063971528930573928962943963106137706000356924769668973002024638175493955479084036122787561700052814177224002486173932783375856885541308796290306437065221510111073736977648640706274937
 . . . . . . . . . . . . . . . . . . . . [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)
							de37d97a896676db326d5ae47cb9ccc525680782
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.postal.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f5e05a25f0000040300473045022100b7cee0eca4f3e60a4bb3810c748aa87dbbfd3b8d36add1212d0b1926bd88e12602202c9dd33ba4c84450e4b2860f34db7595b4597be29801ba44ecf5f820d36eaa91007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018f5e05a329000004030047304502200ae805562e278e16d06a2225b6574703515f4c6e9ec68194eec6043a0baaa90f022100fe6ad301233cc2af3294127fb15e8a2441fcfb859d898ac17e4456a5492f2515
 . . . . [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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