espectral.pt

Issued by R3

About this certificate

This digital certificate with serial number 03:35:a2:dc:cc:13:fa:8f:54:4e:33:7f:e0:f2:2c:5d:01:2a was issued on by Let's Encrypt.

With 3 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:
  • 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=espectral.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:35:a2:dc:cc:13:fa:8f:54:4e:33:7f:e0:f2:2c:5d:01:2a
Serial Number (int): 279588304621910951296599917743857572053290
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c5:d7:a8:8c:17:44:2a:3a:8f:46:3d:1a:56:8c:0a:6e:52:f8:54:c1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ae:99:e7:c3:26:18:1f:41:42:42:84:ab:45:9b:6f:18:e8:68:ef:68
Fingerprint (sha256): 85:06:5f:31:d4:6b:a1:1e:d4:1d:dc:3c:19:2a:d3:1f:92:ae:99:b2:0d:39:f1:ac:f0:cf:3e:8e:54:9e:34:89

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

Revocation information

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

Check the revocation status for certificate espectral.pt

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for espectral.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

espectral.pt
mail.espectral.pt
www.espectral.pt

Other certificates including the domain name espectral.pt

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsVYuGS/L8vH7Nh8xUbB5
MxdRRCPjqU1lhRW59UiNphnQK1SvKKcwDF29VS+YMbO46LHmzTw/lzvji7kxD/tH
+/O/OHZbGotijDXyk0MtjMv/BAS891tDsOavMaUcPfzqKCVApFIQq2lXfj+b/6jL
70421goFEvGOyBh6RwnLHZzrqU5/jyN/mwXQHrCf/zrIscgSjCxy3QmpitJ9Dir4
CnEZktXOlzFxmsNWulCISTyTsQON4Qj13Ovn4iu4s99XZoD7BBdffJESKc6HDWd6
e62eIemwU180GqKonwdIg6FDPWOgER0BIIy9Q8L4ImQDoXLosGwBqXLOsmrIAnXa
nQIDAQAB
-----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 279588304621910951296599917743857572053290
 . . . . . . . . [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 2023-09-27 19:14:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-26 19:14:48 +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 'espectral.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 22386676956290177330686959292064541462799800328165377296938280679097825438391029236698364093492094179007850280757815091453501236518978804275399634000407596297218903569338448709678551143703826800900241675477589028085465411556374606771059025587484631966441753934290757318479149405059853246709719320538035042309867320676666641288563986645149300354235146411931873756087869914340877185306928110657283070282431685239926452519968081011150300278496859518054724149964049938729742724360586999559836740993043480223649660935533838673995147852283075582251745401145622347286364865115549114531125158024323030772725216148764719700637
 . . . . . . . . . . . . . . . . . . . . [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)
							c5d7a88c17442a3a8f463d1a568c0a6e52f854c1
 . . . . . . . . . . . . . . . . [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 (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'espectral.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.espectral.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.espectral.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)
							00f0007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ad847a70c00000403004630440220093b98c6314f06ef86fc5ac09657231389913b5b5937be3ae8a1727585ec184502201f859c00d10f8e9bacd2d37abd3da21bada8b3ee366523ff562760c39c1da8e4007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ad847a7030000040300483046022100bbfbbea704b4f6fe226037c58db776259277a8f7f64a64134c1b564893645453022100f3868c66147a5f82c6106dd65f232f7315ba91aff004c1d511c646595cb94885
 . . . . [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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