b2engenharia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1c:42:43:a7:15:4d:01:64:ed:33:e2:45:1c:aa:10:33:80 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=b2engenharia.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1c:42:43:a7:15:4d:01:64:ed:33:e2:45:1c:aa:10:33:80
Serial Number (int): 270952844389528370451831790657560198001536
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ee:91:ed:a2:05:83:1b:eb:0c:56:49:6f:c7:f1:83:27:7a:6f:84:af
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1d:4e:35:a7:15:f5:62:c9:cc:5d:d7:54:df:c6:8d:e9:bc:10:84:96
Fingerprint (sha256): af:6f:bc:32:e6:0f:3c:2d:d5:3e:2a:b9:2d:42:96:bc:0a:34:20:21:14:22:9b:f1:da:73:8d:0c:36:d3:a3:5d

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate b2engenharia.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for b2engenharia.com

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

b2engenharia.com
www.b2engenharia.com

Other certificates including the domain name b2engenharia.com

(limited to 100 certificates)
teampenning.app.br
tellin.co
staging.bridge.arrowhealth.io
leanxtractor.com
admin.b2engenharia.com
b2engenharia.com
pass.patriciandraade.com.br
storyteller.ivow.ai
prospect.gschaeftl.com
knitcloud.texone.app
www.ontoegankelijk.nl
portal.bricklinq.com
portal.bricklinq.com
app.napandup.com
suzuki-iwatashi-poc.thelabel.tokyo
b2engenharia.com
halilakcan.com
www.smart-soft.com
www.socalledsidefx.com
b2engenharia.com
b2engenharia.com
easyed.fr
b2engenharia.com
stok.ozsoymetalpaslanmaz.com
b2engenharia.com
cs.mitas.pw
b2engenharia.com
b2engenharia.com
b2engenharia.com
app.napandup.com
calculator.dalisso.com
yj-europe.com
auth.eago9.cyberhaven.io
grocerieslist.app
print.housekinoa.me
backoffice.beecowork-rennes.fr
www.megalink.io
fourseasonsbarber.com
trichy.supercabs.in
easyed.fr
www.uhspremium.com
dev2.viridios.ai
www.zapps-studio.com

Certificate

The complete raw certificate details for b2engenharia.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu7s6gyU4etRx1OWWkkMp
2hQgN79k1uuSQB2y8ItfGkFllAKXsUtQKDNzQWU/TJnDdLkC14tYFSmn22MNSGB4
H2hWgS21DsHeUbGBAyW2wAU5sqzSWGHTMfFnOzStvpuUQTDjJBH1f9qqWrWraQSo
lGF5eSCWYecHTiTSzkpEXjCp0pvQ7SYW8GWgwmPLr2WN//P1LHKswI8uA0buNIRm
GVh1puyi8RqpBX9VqnaJlWRvbiW+IGQPYn2CAEAkA26LI6qAaCdsFfi2IWESaxSz
9N86zg8k5i3ATw+PCJk10oz+zX8OGlVe7Zex/8P7CrrfsZk3yqVqOdZLMvolzcmj
QQIDAQAB
-----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 270952844389528370451831790657560198001536
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 01:05:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-09 01:05:19 +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 'b2engenharia.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23698888874405324437453843577472651848476486564216446940045633612871081440196106380401983332997962998103826118581215101143123856220210323908790595893831467544649798269178459936471683792853416935756628616045283388285154497372937854464136459049464562572863129343022493687481621625959272973889649375408054589936182347322664731975173990711073872420900526895165767083203192221843455098431474499102861188298663647988834650891586155905102699243349153580528982926019264478708347333647686964685896789602241499574586071243826836743390460533496977335821171106020320272136996344116955930574472899952438040679514045876625067320129
 . . . . . . . . . . . . . . . . . . . . [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)
							ee91eda205831beb0c56496fc7f183277a6f84af
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'b2engenharia.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.b2engenharia.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f8d32e2390000040300483046022100a1e009bef3dd74b8590cb1d4f1aec8cb85d07fe1da673d2424a96839ba8667360221008becbd16e15348f20cd478f171076dd1a90c4602c684ec6763cf441861382ace00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f8d32e2640000040300463044022045a8d05f93842305ef28390dff57115b16b9a7f315c9b018eed6f1a139fdc97e02205a6b900b0575e3fa1570b4609726d1bfef0b386d4766505d7d4f3b00e373815a
 . . . . [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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