www.windowflex.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0c:38:a4:b1:b2:c8:06:b1:51:60:83:3f:b2:25:78:b6:95 was issued on by Let's Encrypt.

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.windowflex.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0c:38:a4:b1:b2:c8:06:b1:51:60:83:3f:b2:25:78:b6:95
Serial Number (int): 265495538106931774368809798035568833640085
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d7:7f:90:14:41:02:0b:aa:b3:eb:f2:e9:38:30:08:53:46:9a:90:90
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e2:63:d0:21:75:f4:e3:d1:2a:5b:48:84:4f:1a:e7:65:de:db:c7:94
Fingerprint (sha256): 45:b2:dc:92:5e:e7:1e:09:6a:45:98:47:b5:fe:32:71:db:77:d6:6d:77:e6:47:df:4c:a6:2e:a0:24:d9:ca:10

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.windowflex.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.windowflex.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

www.windowflex.com

Other certificates including the domain name windowflex.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGXDCCBUSgAwIBAgISAww4pLGyyAaxUWCDP7IleLaVMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNzUxNTVaFw0y
MDAxMTEwNzUxNTVaMB0xGzAZBgNVBAMTEnd3dy53aW5kb3dmbGV4LmNvbTCCAiIw
DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAOBcLAFBd11wosApK46Y/7nIz88O
YuOuFvV4txQ70TUUMKWvrkdMSZI4fTcQYfKEnrLp5dNJ421m/3qZyt1hnc2jkXdg
XEmr5k/5iyDrgowRt0yxaTXo6Z13ZknZyDVWzpRebAu+yZndELVuliGQxI9tSrtX
tiV/n7iqOFVAG1QSuucfniB8cUQB+ndrAEKcLZNa0ArUObEFb6/dSSQKR6vkLyp1
ePFbCENdINuf1pxrrZCPLQeeAwYiCoMV4G+XiaQlMas+9HVeDatkI1jb+uoX9nQr
0nvuv8QW9jNG+SjzhaMFztxbZfQa7P4h+91Xkfaut2rT232MUi7WkGoxMDyAX/DB
UiP5cgv+tdER6iXYFXZnx3MssoLpNYAREqTvfmd6O8dPzu527jkYTzgR35YB20Bf
skeHFhmHy47lJxV0Nm9yGh0Ede5ze+yQ4aPXQ+2aDuhoZqBa1e0Vvigg3ef1kxvx
UBmLiM6X3RVmq20hPyZ8ehAxAJAr8EYLSblwIW8d+TGJTbEyHYmf4QyO026sHXnS
g1qcUguEURI509k3XSTeVHid2ntMjZefFHrc5tSLpMFVjBppTgOsr3tgc/5Xa729
XBJ9aO96DAKVsFBEa92BhktNYd8MRkAN0ebYOR/gmtMRUxbLlpvdybzwOxJ0V/E7
SzwZE8kTvgnozoODAgMBAAGjggJnMIICYzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l
BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE
FNd/kBRBAguqs+vy6TgwCFNGmpCQMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZF
Ze/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3Au
aW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu
aW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wHQYDVR0RBBYwFIISd3d3LndpbmRvd2Zs
ZXguY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI
KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHW
eQIEAgSB9QSB8gDwAHcA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMA
AAFtxFEmXgAABAMASDBGAiEAuF2sLV6/5arC8bo3FZcbUqmvozvHGhob2X8OqwGW
Z3oCIQDwSye6Qt/bRWyJ9sDCoElG0x2ZT3hzbfYgkGty7Rv/UgB1ACk8UZZUyDll
uqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABbcRRJl8AAAQDAEYwRAIgI2g48BQI
un3CLcQhWfQPlWKUeIMoe2DRG7ifJDf/9hYCIEVVZqiN2HSBGWGaW9mEOqwMHnXZ
WXSZ+kd1h+4XGrelMA0GCSqGSIb3DQEBCwUAA4IBAQB95N/C8IHXeticlWBwGy4Q
8HyVK3KBqxi1wSPWbJPKMKXwkeQ6qGmiGI2df9cT6kVdxi7ECXFoqaKqSniDjsJU
Ry8ydf+807UUDqFiJOr7CWFKZa+ypEHBDzBzRJv3IkdTYnsXwgLQQbbHAkD3w2Yp
0pRJEsXkX3TapxvbGaJvgrpBj4N7rgLKkj7O6en71d/cbcf+SbFmmrLb9PPgU6O8
QjXFtxN//XtHrxy76cBUErqtuyOAeGlAP6/D6VqB+Y6BV99zX7De/8lf9fXDjChV
Ngu/4CCDmG/kq97CH6w4GBonnfXE5hYsH8oexfyAgHa7CsPvhkIfeOebP1vXS1OV
-----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 265495538106931774368809798035568833640085
 . . . . . . . . [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 2019-10-13 07:51:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 07:51:55 +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.windowflex.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 915309132647647601579260615692194930252963761934862082954516024268638633013395008344804237792999979091504131864984469092029435702931825043935409258320884586543984744341182084042897477579741080266507479778071207489965286420655392945895241554308774201279135628889175390748960947034682411719551960352810649418803659718890438804379674666608638261005450891101051278849466616293387378255158894788821965498670791440281189125042455238092364928740501225657859060698825598782444441757082629416398762261061247476887724893433143775582653449327893998546828634711292072686605746882681262063417511477200725841387767311852335854463754478432300588922123752563033782690210732477404399157345370173318233136531507974259332621399904433350147507289012437630925850512517514344399529327438138926183996443383671241080202089788486995154986449226572503411645331763948088235142703895754575059934039005949221616693376125935438363252987218168930372819166605688381881547385989036215836064643339278933401659107745436329945709726440814671829524905764376437627904884821673640603491411557952035237023484067019241264574116962499072770995479627492602208865279986033018350502651399641520710919167418244307145441448343426781703494941396562456167557830269087772375067296643
 . . . . . . . . . . . . . . . . . . . . [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)
							d77f901441020baab3ebf2e938300853469a9090
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.windowflex.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)
							00f0007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc451265e0000040300483046022100b85dac2d5ebfe5aac2f1ba3715971b52a9afa33bc71a1a1bd97f0eab0196677a022100f04b27ba42dfdb456c89f6c0c2a04946d31d994f78736df620906b72ed1bff52007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc451265f00000403004630440220236838f01408ba7dc22dc42159f40f9562947883287b60d11bb89f2437fff6160220455566a88dd8748119619a5bd9843aac0c1e75d9597499fa477587ee171ab7a5
 . . . . [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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