DV SSL/TLS Certificate for casadacerca.pt

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the casadacerca.pt DV SSL/TLS Certificate

This certificate with serial number 05:94:c0:1d:ae:42:6b:27:70:ca:45:88:24:03:dd:37:b3:a4 for casadacerca.pt was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. 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 casadacerca.pt 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): 05:94:c0:1d:ae:42:6b:27:70:ca:45:88:24:03:dd:37:b3:a4
Serial Number (int): 486178585849301219521423945371893427057572
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: bb:1d:27:45:ed:a8:58:83:b6:9b:37:c9:ef:f3:eb:5c:f5:e8:a1:f2
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): 21:9c:6c:d7:af:f2:37:72:fa:f3:8f:cf:3d:3a:22:a3:2b:b8:5a:d7
Fingerprint (SHA-256): b0:90:77:ed:d0:5c:79:66:dc:72:77:3c:ab:e7:92:11:04:60:4e:ff:f4:0e:c5:db:7d:a1:00:a8:cb:ff:0e:bc

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/37.crl

Check the revocation status for certificate casadacerca.pt
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for casadacerca.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for casadacerca.pt in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArvSwE7XFgk4MWRW/+KlH
MF23CKQtAQ3PbDo49DmzFMruUF7btCPr+kbYmScijqghtIPsAZOKNlAlaXEGiauI
5cdhp1uS0D9GcB0QKOLVRUcNhX5o3o41yYzSC1ciljwF1Z9ClwE79HAOtLq3kzJm
9Bw6QgRg2AWfxS+2WPuk1VFUp2y+wFzV0Pu+PODy/jVm9k+xglmPSD1UlyOCZNdm
K1QWLF8WDdmw9ip3u8DSHo9So4x4psZyjUllSI0OZrcM+2mllWkn09DbDU8lMr0c
cSzZYu93kTQR7D6Iy4G0U//0SQxypEj0ekO6nukKeHOPf2YKpKilemyZa+XbHBkV
OQIDAQAB
-----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 486178585849301219521423945371893427057572
 . . . . . . . . [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 2025-07-08 09:50:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-06 09:50:49 +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 'casadacerca.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
 . . . . . . . . . . . . . . . . [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 22086125115706433965770978514102312647004632805617944805900140075316616332185582643063258970979146844264715278284462820242601929754741450016965450040098675301983294458951995514498965764198093081029076400516195904151024524243474289289774800442965736186093858011252423972963192673607996422339913937149621763243556733423322138148617774468177809200155363638032668508374834270267686252991447888488759086921863654637095382651831483061563056145283824629924482906618756514622373369566780115142170308006992776000084725682914866855502412829411972909541214266683019297242255416546235254362176390944649564855158834406353723266361
 . . . . . . . . . . . . . . . . . . . . [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)
							bb1d2745eda85883b69b37c9eff3eb5cf5e8a1f2
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'casadacerca.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.casadacerca.pt'
 . . . . . . . . . . . . . . . . [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/37.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197e9a7892b00000403004730450220548acba587d1894d7c1e83553057205bea8ed8247e955ffef2d335f42b288c94022100c9f9ac6d9a8a6507bd0ffee535211e7eb88ae67d9acb89fac992a470fdaa84790076007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b800000197e9a798cd000004030047304502202e54c5a5460b53ea579699121cd11735e8bd6f7c83d7c2d370644a7e9c25dbdc022100e9b07b7703df019159272a824999670b3bce2587f50e8bce6be2412a103671df
 . . . . [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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