www.flowsurf.com.br
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f4:74:e4:fe:0c:e2:52:cd:bd:94:38:58:33:f3:49:5e:ff was issued on by Let's Encrypt.
With 3 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=www.flowsurf.com.br
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f4:74:e4:fe:0c:e2:52:cd:bd:94:38:58:33:f3:49:5e:ffSerial Number (int): 344521134767937342200305785413658324066047
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: c9:47:40:e3:67:35:a2:b3:77:d1:66:b4:a1:24:94:1e:0a:9e:6a:c6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 7b:75:13:6d:67:68:96:a2:14:60:21:f0:e1:a7:2e:89:19:fb:ae:c8
Fingerprint (sha256): 59:3e:2b:dd:d3:9d:23:d0:27:d0:21:19:8e:16:21:06:52:0e:e3:5e:5f:18:47:4e:84:24:f8:42:f4:9a:e2:6a
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 www.flowsurf.com.br
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.flowsurf.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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
flowsurf.com.br
mail.flowsurf.com.br
www.flowsurf.com.br
mail.flowsurf.com.br
www.flowsurf.com.br
Other certificates including the domain name flowsurf.com.br
(limited to 100 certificates)
admin.selforder.live
www.outgoing.app
heathjhmoore.com
www.flowsurf.com.br
www.seelan.co
sdk.customfit.ai
www.flowsurf.com.br
admin.adler.ai
flowsurf.com.br
www.matoshreebiz.in
www.notably.app
www.flowsurf.com.br
flowsurf.com.br
dev-dynamic.popsy.app
ellumesolar.com
flowsurf.com.br
www.flowsurf.com.br
www.outgoing.app
heathjhmoore.com
www.flowsurf.com.br
www.seelan.co
sdk.customfit.ai
www.flowsurf.com.br
admin.adler.ai
flowsurf.com.br
www.matoshreebiz.in
www.notably.app
www.flowsurf.com.br
flowsurf.com.br
dev-dynamic.popsy.app
ellumesolar.com
flowsurf.com.br
www.flowsurf.com.br
Certificate
The complete raw certificate details for www.flowsurf.com.br in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFMTCCBBmgAwIBAgISA/R05P4M4lLNvZQ4WDPzSV7/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA0MDEwMTUwMDBaFw0x NzA2MzAwMTUwMDBaMB4xHDAaBgNVBAMTE3d3dy5mbG93c3VyZi5jb20uYnIwggEi MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDFTplEb/bUrrzusOn5sx97Zvik xdcZm7bOUywtBma7yax5F/FmwuBR5gknvYqfFswXQnOvI+GI/KWqhqbfaWNRpWVw 3S0BnAQd91fvFLILu9URPJeP/s8EAH+q8OY3bFStLm6dCvTkXX+M8HuwbsAX5elh EvR1D+GOxc9ZG4meCWxSxLc/ckCM5jvd1WCmk2T/zFN4QTzo7JtK+Sbpndt0rkj9 Gu0Ft1PpCmDkY5267FAqWc9LAOf1hsPyp5sWmqkdY3eM+f5zkuEZpvK7IEGeNxMN KMLeV6Qs/PshJOR3F6tiHRSz2lfDtqj9KnTH/HY2FT12GBTtkIY4Jp2FN2yTAgMB AAGjggI7MIICNzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFMlHQONnNaKzd9FmtKEk lB4KnmrGMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMHAGCCsGAQUF BwEBBGQwYjAvBggrBgEFBQcwAYYjaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNy eXB0Lm9yZy8wLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5j cnlwdC5vcmcvMEUGA1UdEQQ+MDyCD2Zsb3dzdXJmLmNvbS5icoIUbWFpbC5mbG93 c3VyZi5jb20uYnKCE3d3dy5mbG93c3VyZi5jb20uYnIwgf4GA1UdIASB9jCB8zAI BgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8v Y3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRp ZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGll cyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBv bGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5 LzANBgkqhkiG9w0BAQsFAAOCAQEAa3RILTQHKEaKJH6gL//fitA+3irZl1wgmjsC vjm1msy1LeFU7QYZFkGaybBU6q1oG7NV9MB5wHSYDWZsGL5q73kFQT2s8XNO1G2M zyAmWVPIxAJ2qL7ZgqW9+HtmNigvxy41SRi633SIqtHV5+8sYU5o4pVkRCyGEqP0 9zodbWYE16o7GnMVwFBwQkikVCDWSxKnUbd2gE6hnV6f55221AOkiVQfeC0cBBi1 Iig01iGDipNI1Bxs3nrjEZIHSgeobVFg0aA5Ql62QsPekiHwnP3vNF2CpLSve9CQ Ugwr4tfmjckUaDs4k3llVCPcTga59jwGw+A3WCsRnVwJbxR6ew== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxU6ZRG/21K687rDp+bMf e2b4pMXXGZu2zlMsLQZmu8mseRfxZsLgUeYJJ72KnxbMF0JzryPhiPylqoam32lj UaVlcN0tAZwEHfdX7xSyC7vVETyXj/7PBAB/qvDmN2xUrS5unQr05F1/jPB7sG7A F+XpYRL0dQ/hjsXPWRuJnglsUsS3P3JAjOY73dVgppNk/8xTeEE86OybSvkm6Z3b dK5I/RrtBbdT6Qpg5GOduuxQKlnPSwDn9YbD8qebFpqpHWN3jPn+c5LhGabyuyBB njcTDSjC3lekLPz7ISTkdxerYh0Us9pXw7ao/Sp0x/x2NhU9dhgU7ZCGOCadhTds kwIDAQAB -----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 344521134767937342200305785413658324066047 . . . . . . . . [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 2017-04-01 01:50:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-06-30 01:50:00 +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 'www.flowsurf.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 24907704542088300176315126491522294181636294670547725848093723238518589864636817776098897321528572826913924179652917851044263700554817607279940640846676227450847751026855328034166283622957931124261913873221001923965603812499327064232967451485161887374300861382645881745739859998423179645272340705499299764602939020852366467393614700018114784371141908143154592754618153850071626692525790680934314067356653387056160903859199559481079999097452238054381131764079568067284127961396347805444561736282514256707506107723399777158720050477936066390385766752568136582329015808709520767812738771479257163300479122742435496029331 . . . . . . . . . . . . . . . . . . . . [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) c94740e36735a2b377d166b4a124941e0a9e6ac6 . . . . . . . . . . . . . . . . [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 (100 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 (62 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'flowsurf.com.br' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.flowsurf.com.br' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flowsurf.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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