b2engenharia.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d6:fc:31:5f:ef:5b:62:4f:c6:01:7c:4d:c6:da:7c:9c:dd 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): 04:d6:fc:31:5f:ef:5b:62:4f:c6:01:7c:4d:c6:da:7c:9c:dd
Serial Number (int): 421604792071398409949344767488102854597853
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6b:45:7b:d0:27:d9:28:fc:16:a2:b4:c2:5d:26:aa:0f:c3:e6:de:b0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1d:fe:ca:68:14:fe:8a:49:a8:2b:23:a4:7e:68:1b:68:d0:ca:8b:a8
Fingerprint (sha256): 90:09:f1:f1:72:fe:67:8a:4f:e9:9c:92:47:3e:7c:9a:2d:46:2c:5d:50:30:2d:69:c3:ff:7d:66:25:25:08:db

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
pandatoto.in
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-----
MIIFbTCCBFWgAwIBAgISBNb8MV/vW2JPxgF8TcbafJzdMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA0MTkwNTQ1MTVaFw0x
OTA3MTgwNTQ1MTVaMBsxGTAXBgNVBAMTEGIyZW5nZW5oYXJpYS5jb20wggEiMA0G
CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCsah0MFKhKblLad7AXjgQhRxy4qave
GoK2V23EdjMQy+GENKUmXKfudmsbnz4WjLhIMytFOWkExoMgBgREByhuTBA0hg/3
8rZc8joIjV2me2s2+csrQK5bP3i0auXbR2qIj3Rx8U/JOlGPmWQfy4tA7D9Svucf
tlCvhA+ZysEBXMPTEpfp21rLqI9ds/OacChE3UiximL3V1Gy38INQcX7eEUAxhel
+phPZvzGtyITLLVc6cUuoNNZ/U/0wZcKoZnwigbifz8GX4gHR1grbdwea5J+TrlZ
IbOLys1HH8PLDMUWntxqsbDltOmmwQmRy83SZ+41aaI9vXT9evtIJ8O5AgMBAAGj
ggJ6MIICdjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG
AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFGtFe9An2Sj8FqK0wl0mqg/D
5t6wMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB
BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZy8wMQYDVR0RBCowKIIQYjJlbmdlbmhhcmlhLmNvbYIUd3d3LmIyZW5nZW5o
YXJpYS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm
BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEE
AdZ5AgQCBIH0BIHxAO8AdgDiaUuuJujpQAnohhu2O4PUPuf+dIj7pI8okwGd3fHb
/gAAAWo0V5PzAAAEAwBHMEUCIQC7+j6ML6hxQcwB2Cj1UhhUarS+gI8mDlkQi6aw
F0NC2gIgTU2ZZAPWagQPlAvwW0t7U7jgTiCZnxNvsT9I+aBmGPEAdQBj8tvN6DvM
LM8LcoQnV2szpI1hd4+9daY4scdoVEvYjQAAAWo0V5PnAAAEAwBGMEQCIFKaIJd9
BsMdCgwzPrBjsBVBJnj8Qel7dGNr7v0E9XYoAiA0Nfm5WB5VQBD9biP4A507Cqoy
H+sVrQHEtZj7V3psszANBgkqhkiG9w0BAQsFAAOCAQEAG/X5QjEkhZ0Q4ozew5UY
rcQIGz2dSUlcccYny+OqxaYVJXqQmLN8dfmqH9WJGbR1aDwM6Yul1rYIa0GRd6Gt
HwQ7wir5StRBOlpMBE6eLlj5FaL6l6Ha8MCVB8lxUYeKvJInNG7zgccdf9Sv9V9z
oPASgsMggHbi6BZJYCqxnKroVsFcllLcV0BY3N61AS7dbU0WZxiPo4s/VQ48sJt1
CMpxm1H9d10B8zylnCrb4X8b/eWDkisnNNcy7y/yKK/vXwa+yKWpEIDP/E3AdRRs
D/KrEsgIiiEwurkhiHHE5TSYjnGzgycE8yENQI9aUuVBU6RBVpi/WDOhfLXb+JjW
IQ==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArGodDBSoSm5S2newF44E
IUccuKmr3hqCtldtxHYzEMvhhDSlJlyn7nZrG58+Foy4SDMrRTlpBMaDIAYERAco
bkwQNIYP9/K2XPI6CI1dpntrNvnLK0CuWz94tGrl20dqiI90cfFPyTpRj5lkH8uL
QOw/Ur7nH7ZQr4QPmcrBAVzD0xKX6dtay6iPXbPzmnAoRN1IsYpi91dRst/CDUHF
+3hFAMYXpfqYT2b8xrciEyy1XOnFLqDTWf1P9MGXCqGZ8IoG4n8/Bl+IB0dYK23c
HmuSfk65WSGzi8rNRx/DywzFFp7carGw5bTppsEJkcvN0mfuNWmiPb10/Xr7SCfD
uQIDAQAB
-----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 421604792071398409949344767488102854597853
 . . . . . . . . [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 2019-04-19 05:45:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-18 05:45:15 +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: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 21765314954278273920541374031939598364614392283767816812059457622576169636540598318000890256928751247110615371876691818460182542034806953891642693071720855147664337311248998105035692014537420762496375044223488452527867383806281441560663047900673365519084278677200597955762332092272608822838345215284462407631076355353509405816972671333745094001720360825107560291162018655547315151822156866515109090778945581270123501067791266857204547259375407177325734177050310095313768964010130074853774187779532087592875588752956717935554778420462424651621777716082924462315307023634384845193373434860207177691217263191591135724473
 . . . . . . . . . . . . . . . . . . . . [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)
							6b457bd027d928fc16a2b4c25d26aa0fc3e6deb0
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a345793f30000040300473045022100bbfa3e8c2fa87141cc01d828f55218546ab4be808f260e59108ba6b0174342da02204d4d996403d66a040f940bf05b4b7b53b8e04e20999f136fb13f48f9a06618f100750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a345793e700000403004630440220529a20977d06c31d0a0c333eb063b015412678fc41e97b74636beefd04f5762802203435f9b9581e554010fd6e23f8039d3b0aaa321feb15ad01c4b598fb577a6cb3
 . . . . [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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