visualforma.pt

Issued by R3

About this certificate

This digital certificate with serial number 04:48:0e:bb:3b:09:9f:86:07:75:1d:1b:ff:ea:cf:ba:d6:de was issued on by Let's Encrypt.

With 8 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=visualforma.pt

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:48:0e:bb:3b:09:9f:86:07:75:1d:1b:ff:ea:cf:ba:d6:de
Serial Number (int): 372969055494226681016761046512488798672606
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8e:2a:7c:68:a1:5f:42:51:c9:87:64:2a:b5:74:c5:5b:2c:04:2a:d8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e1:ed:f3:60:66:4a:66:28:d3:4a:8c:e3:3d:8b:bb:72:80:8e:e8:6e
Fingerprint (sha256): 48:c4:6a:5a:68:b8:30:0e:28:b7:44:54:7a:4c:80:84:66:ab:1c:03:ed:7c:e3:8b:55:18:0e:c5:f7:07:43:81

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

Revocation information

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

Check the revocation status for certificate visualforma.pt

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for visualforma.pt

Public Key Algorithm

RSA

Key Size

3072

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

visualforma.com
visualforma.net
visualforma.org
visualforma.pt
www.visualforma.com
www.visualforma.net
www.visualforma.org
www.visualforma.pt

Other certificates including the domain name visualforma.pt

(limited to 100 certificates)
webmail.visualforma.pt
visualforma.pt
cms.visualforma.pt
cms.visualforma.pt
cloud.visualforma.pt
cms.visualforma.pt
cms.visualforma.pt
visualforma.pt
webmail.visualforma.pt
cloud.visualforma.pt
cmsmarketing.visualforma.pt
visualforma.pt
cmsmarketing.visualforma.pt
sts1.visualforma.pt
*.visualforma.pt
cmsmarketing.visualforma.pt
visualforma.pt
cmsmarketing.visualforma.pt
visualforma.pt
visualforma.pt
*.visualforma.pt
visualforma.pt
webmail.visualforma.pt
visualforma.pt
*.visualforma.pt

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 372969055494226681016761046512488798672606
 . . . . . . . . [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 2023-11-11 08:45:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-09 08:45:21 +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 'visualforma.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 (3184 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3994989124497350797354530902135235842227655685090253821073152208951198316026332781002295011660594807123929143050292548035667875041878635433062159307214115728795618397800737404954549994526087065302517207426972417882639858092019704715300710412980342005563467170840501922416962941685305807827669715834593406383624526331193262184316400174814793481212881027379078422978149060017008811871449939215679055448277155916276509043671269444028251368809715716734363557985665807271919046705297031287002255757301843188560273719939786399790972714571119132909961844521227154435080928638612448650819370590443148871993722258497816905371755327058413853531073525462313060918076956114083659597085152146982564484136994549419908833664505806665266089620211672874878815638528194820204081867805402635309383648834932753038466414268003047827527180872289865660561829750614370235650470743050427336473656035974914081648050858282414367814553896675068497794529
 . . . . . . . . . . . . . . . . . . . . [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)
							8e2a7c68a15f4251c987642ab574c55b2c042ad8
 . . . . . . . . . . . . . . . . [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 (153 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'visualforma.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'visualforma.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'visualforma.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'visualforma.pt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.visualforma.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.visualforma.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.visualforma.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.visualforma.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bbdc58da30000040300483046022100d5739a25cdda0872c2143436e70de7c648de89cbac69163ed59207219599c5ae0221009b407306d6420e42514bc827bbab44c8bda98ca3dc003697c801964eb551164b00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018bbdc58e510000040300473045022032ef3fd87d18770e1011be969aea79dbc2379087a323668363fbce371dff96140221008c94a4eab545c38e89351622ab7f69e3d6bd32c5a424c9aab3196f74a6f165eb
 . . . . [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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