mmantovaniconstrutora.com.br

Issued by R3

About this certificate

This digital certificate with serial number 04:18:d2:42:79:99:6c:da:2f:cd:6b:02:42:7f:81:4b:ad:db 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=mmantovaniconstrutora.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:18:d2:42:79:99:6c:da:2f:cd:6b:02:42:7f:81:4b:ad:db
Serial Number (int): 356895403570178164400714335318532871138779
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 4e:d5:37:10:3c:ec:01:c6:6a:13:c6:ef:34:4f:60:49:dd:d7:bd:5a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f4:09:d3:64:fd:7e:34:df:94:37:f7:65:64:a9:47:0a:56:84:b2:67
Fingerprint (sha256): 50:3f:f0:bd:64:30:10:a4:71:d0:74:01:a7:de:06:97:0e:f2:24:cf:22:cb:e8:8c:60:c9:c5:a7:a5:33:6d:fb

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

Revocation information

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

Check the revocation status for certificate mmantovaniconstrutora.com.br

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mmantovaniconstrutora.com.br

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

mmantovaniconstrutora.com.br
www.mmantovaniconstrutora.com.br

Other certificates including the domain name mmantovaniconstrutora.com.br

(limited to 100 certificates)
app.klokka.com
fmiclivingston.com
poslovni-sistemi.si
mmantovaniconstrutora.com.br
www.rewards.pocketpoints.com
joincoil.com
www.tijdschriftaanbieding.nl
dev.roominc-app.com
sistema.mmantovaniconstrutora.com.br
scriber.giridhari.org
www.santoespiritu.com

Certificate

The complete raw certificate details for mmantovaniconstrutora.com.br in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0XyQMT12aDJxmdrD2vOK
Ac8+4khd0U3stf9vwYTwFrVCL8EENsKaOU1lG0AKzN2/2rJP7OE2KJlYiCZ8AQ/h
6sIQ3oZwOLWdncSmDCCettTrrZTdB3V6upDqGS9GkBaCJlqfuzFhqsPWc0V7kw/I
ruBJIDffmbOlVkWwtRtGZ2hLFvI1n7SGbiAPK0iiBa/OOKj9/NgtmIGXuoOb8FtD
lPYbM80O4SFN4VRfkszK5VRKP4DeLrvL3OTPVJxnlWG1p1W4L7EGpvIcep1MCRjR
ZZxMAbD2D8MuWlB9vziphS7JAtzPvo4Z4vb87B5vQHgX7zN51O9I4sNTmuftLgfH
5QIDAQAB
-----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 356895403570178164400714335318532871138779
 . . . . . . . . [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 2024-03-26 00:47:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-24 00:47:14 +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 'mmantovaniconstrutora.com.br'
 . . . . . . . . [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 26445230166463839356708177044041189442768399507362103005934137926473667446002144840023899392284146259914143964494905982627263093089096344409470767694069579852858340238405069643945179789948496014922795586468795619119653859551939780604143293937871765763642226474652023946242968696808863154070015886439670692966995322451885851171103899665982555278656348746637130991461300419020080872871810764958029799694803606592029163479494647584802234974845381868634128377533869834856256791363299379669457686308732238849138378649099256432231446500804359435094404623745947272320290530563812241436882617604237228996344219226945926711269
 . . . . . . . . . . . . . . . . . . . . [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)
							4ed537103cec01c66a13c6ef344f6049ddd7bd5a
 . . . . . . . . . . . . . . . . [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 (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mmantovaniconstrutora.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mmantovaniconstrutora.com.br'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e7870b1d400000403004730450221008bdd48335151d632ee3996fc14e3ee1a7bbe61142abd35dfb554f614a75cff8e0220399caf0d34d33e65a18165aae6c59f68414695003d0bed478510ee88703d51cf007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e7870b1e5000004030046304402203f8e00007768c601608c9ec15abea654e4e752c1173964c612f5661769891ff102203bb3e7321180b2ba4570db539eef848849fb8578b6840e73329a67a96655a2ce
 . . . . [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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