DV SSL/TLS Certificate for *.douroavela.pt

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the *.douroavela.pt DV SSL/TLS Certificate

This certificate with serial number 06:61:a6:8b:6f:d6:f6:7f:a1:39:38:ff:63:71:f8:cc:10:81 for *.douroavela.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 *.douroavela.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): 06:61:a6:8b:6f:d6:f6:7f:a1:39:38:ff:63:71:f8:cc:10:81
Serial Number (int): 555902481026834723602372834159989235650689
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 6b:d3:87:e8:03:5e:64:9c:04:38:d5:cb:50:05:ce:fc:3d:66:b8:f1
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): be:02:f0:4f:b1:1e:72:3e:9a:32:ce:1b:ef:30:c6:94:83:06:3f:7f
Fingerprint (SHA-256): 2b:3a:fe:32:f9:ef:58:65:96:bf:0c:09:66:24:d6:fb:2d:63:41:b7:4b:29:76:90:bc:c1:15:1b:76:ee:59:ac

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/2.crl

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

Advanced Certificate Properties

Technical details of the X.509 certificate for *.douroavela.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 *.douroavela.pt in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFCDCCA/CgAwIBAgISBmGmi2/W9n+hOTj/Y3H4zBCBMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTEwHhcNMjUwNjE1MDExOTI0WhcNMjUwOTEzMDExOTIzWjAaMRgwFgYDVQQD
DA8qLmRvdXJvYXZlbGEucHQwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB
AQDNqLbP8jLcd9maP5GGVeimeNwgLoFqu1sz9VU+JMP2PwTyvlVNlZ8CqI8eR8Sr
XC+YZX8mbm+tn5Q7ZbwOGa9J064ODaRqYJJCpyvWZx9TsIB+fFV0DY/Hagiipi58
QBB61X7/XjUMFetPTkzid6pC5puzt2dbR6xIliPXz3Zc9voo/up7OxXRHXz14TBJ
R1wY7cdOdAyJUQXpEf7eCJbeen7oweUrMv/IEOrcgturUX4YEkATFPfufUWNSHuq
+nPFrwohMAzMGCsciANEF8UzbTTvDT0p6AqgPCM1D776bLYLR9AB1+xCuMJcJUSJ
uFRkAPXqUP3NykbN2g1pAcDJAgMBAAGjggItMIICKTAOBgNVHQ8BAf8EBAMCBaAw
HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD
VR0OBBYEFGvTh+gDXmScBDjVy1AFzvw9ZrjxMB8GA1UdIwQYMBaAFMXPRqTq9MPA
emyVxC2wXpIvJuO5MDMGCCsGAQUFBwEBBCcwJTAjBggrBgEFBQcwAoYXaHR0cDov
L3IxMS5pLmxlbmNyLm9yZy8wKQYDVR0RBCIwIIIPKi5kb3Vyb2F2ZWxhLnB0gg1k
b3Vyb2F2ZWxhLnB0MBMGA1UdIAQMMAowCAYGZ4EMAQIBMC0GA1UdHwQmMCQwIqAg
oB6GHGh0dHA6Ly9yMTEuYy5sZW5jci5vcmcvMi5jcmwwggEEBgorBgEEAdZ5AgQC
BIH1BIHyAPAAdwDM+w9qhXEJZf6Vm1PO6bJ8IumFXA2XjbapflTA/kwNsAAAAZdx
YQvzAAAEAwBIMEYCIQCp+qzZyYeSwhwmD0hQjulOhDJxGYlBSolt76ObDj0fEQIh
APOYfouH1YW9+BM+7RrY4RVdNyChukd+8hYOxL/dWRyzAHUApELFBklgYVSPD9Tq
nPt6LSZFTYepfy/fRVn2J086hFQAAAGXcWET6gAABAMARjBEAiBrlEXbCmmyFABJ
ISEPljFwQ1GYmNhDs9FXq0LOD8dLUgIgTwv9liOudsmM4dI8beUMxjDBXKhh9pVO
JuJC9iNm8j8wDQYJKoZIhvcNAQELBQADggEBABi7u99bHkAqFsOu7zNyp+uNfZFm
woz/+Rbow/PPTx4skam81olKscF6R8vGRI1xacQPA1WVKMaSpKQ+UqBSKuj3Qwy7
jEUAGsk18RZy4Y721iMCdwIc5OYc5/zqfXb+VrPrYkmSJVow+4lmMx62HVq8Th+h
pcL6llnfzqHsvGAmZrvcHfyqlp1uuhfmkzKOXEsZ2HmCeLuIQ0/P7fjY9mrXcguU
65wkm9dtjf8rlai/bKpTWv7MGcIaT0NwMwsEMq6pcS69TvBF+foJ7VirsidGBn08
ZTOYybrXZ+HniKQematwcfVxI4fZk0QoPvDjrSsZkHGt1EXsDT+0uUmSNnc=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzai2z/Iy3HfZmj+RhlXo
pnjcIC6BartbM/VVPiTD9j8E8r5VTZWfAqiPHkfEq1wvmGV/Jm5vrZ+UO2W8Dhmv
SdOuDg2kamCSQqcr1mcfU7CAfnxVdA2Px2oIoqYufEAQetV+/141DBXrT05M4neq
Quabs7dnW0esSJYj1892XPb6KP7qezsV0R189eEwSUdcGO3HTnQMiVEF6RH+3giW
3np+6MHlKzL/yBDq3ILbq1F+GBJAExT37n1FjUh7qvpzxa8KITAMzBgrHIgDRBfF
M2007w09KegKoDwjNQ+++my2C0fQAdfsQrjCXCVEibhUZAD16lD9zcpGzdoNaQHA
yQIDAQAB
-----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 555902481026834723602372834159989235650689
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-15 01:19:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-13 01:19:23 +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:12|false] UTF8String '*.douroavela.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 25962048546690731935415438195820143086051740860116410523288436915304223282519442893268307567435578049417293391566483600655970697572148061768766928122567736459089284560680525671801720748964798186276168809897998394144459933931724827083334413436689522310049539491714616686598699289242789273484219440153845187628672440273336565522761773676487733129416401565488379467498895080220641287704944912103977507905875874609770326486519774830054446073593537419857085802950209917486819874539486859889843160740489653469361387497507518992805766171304090680759671092662728752560387867913813274077830520685403060618604815143229691379913
 . . . . . . . . . . . . . . . . . . . . [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)
							6bd387e8035e649c0438d5cb5005cefc3d66b8f1
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.douroavela.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'douroavela.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 (38 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://r11.c.lencr.org/2.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)
							00f0007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db00000019771610bf30000040300483046022100a9faacd9c98792c21c260f48508ee94e8432711989414a896defa39b0e3d1f11022100f3987e8b87d585bdf8133eed1ad8e1155d3720a1ba477ef2160ec4bfdd591cb3007500a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a845400000197716113ea000004030046304402206b9445db0a69b214004921210f96317043519898d843b3d157ab42ce0fc74b5202204f0bfd9623ae76c98ce1d23c6de50cc630c15ca861f6954e26e242f62366f23f
 . . . . [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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