*.alcovanet.com

Issued by R3

About this certificate

This digital certificate with serial number 03:71:b6:44:ca:17:5d:77:b5:76:2c:a7:19:ab:f3:3e:9c:a9 was issued on by Let's Encrypt.

With 2 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=*.alcovanet.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:b6:44:ca:17:5d:77:b5:76:2c:a7:19:ab:f3:3e:9c:a9
Serial Number (int): 300031041927663935868859953509157270625449
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:4b:6d:ae:01:22:bb:a5:87:02:79:ed:89:77:23:db:4d:5d:6a:c0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3d:a6:12:e4:49:fc:40:9e:7f:64:11:fc:b9:a1:76:49:ae:cf:14:db
Fingerprint (sha256): a8:cb:3e:5d:c3:ec:3f:f5:00:f3:15:5f:07:38:f8:5f:79:a3:7f:7f:50:e1:e9:a0:9e:bb:24:00:4f:b4:f1:70

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

Revocation information

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

Check the revocation status for certificate *.alcovanet.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.alcovanet.com

Public Key Algorithm

RSA

Key Size

4096

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

*.alcovanet.com
alcovanet.com

Other certificates including the domain name alcovanet.com

(limited to 100 certificates)
*.alcovanet.com
*.alcovanet.com
clients.ahcts.co
financeiro.ceosit.com.br
proveedoresac.unete.org
*.alcovanet.com
*.alcovanet.com
clients.ahcts.co
*.alcovanet.com
clients.ahcts.co
*.alcovanet.com
books.alcovanet.com
*.alcovanet.com
accounts.nuocrest.com
*.alcovanet.com

Certificate

The complete raw certificate details for *.alcovanet.com 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 300031041927663935868859953509157270625449
 . . . . . . . . [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 2023-10-05 07:09:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-03 07:09:15 +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:12|false] UTF8String '*.alcovanet.com'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 839397676306628579154883764941430460237113441196791879344695025250240699806257891997975589191844548965812783798900791232050022472251017306787330419486745519687651445089079063873772551535858204688455605665846309270219995393545536832226561631575313512062925624396153219735657785759207591852985075053329702346381578109069625427329625545784882509372100769437274618150024615416714256201746579639309775183907684391522617570924538180451395343826964917690338680508774583639764282399221869982227419045785593324461732207747906531774113702312150526373459011628664685707736096615161725002181556955300407238977896951522948447387968907246063297062480106272257771407263332009124389275686728199213667477415675862552767590273101641045707035084165268662075741652077679330113839661878082482276285408703456474238002016410226715917675763799443730836483427165117799318596968567665001805790084068443496635095092616722315450288485962288485428282735891782889004906600096862196493800936583023462692075804538190679010359456372534906640658699483704093124387131319898865408112124528329385708353940493433173369141813291311363010935810134425466640242937156353842831556144699528167050704155812167756460479651571938678481335951347074800842494771309858152694284604921
 . . . . . . . . . . . . . . . . . . . . [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)
							924b6dae0122bba5870279ed897723db4d5d6ac0
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.alcovanet.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alcovanet.com'
 . . . . . . . . . . . . . . . . [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)
							00f1007600dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018afee2457c000004030047304502201959cb6cc6f6baae8b123265c530ec8569ee531f89591354cc46a620a63e9848022100975355d4f7289ff5e0b8b1f2569a150c63d65f2ef44ff56bfa1941f020108690007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018afee245930000040300483046022100d1f95aca2eabde8db18aae6e41ea5d7a56e7eb3c09c96fc40ae5277c1b666746022100c378b53b6b47b9362b2d155694c524922b5d3d85600ac617875f565f17e19e26
 . . . . [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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