www.stacksapp.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:47:ea:ea:a1:00:23:8f:9a:73:72:57:d2:59:14:f3:e4:bc 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.stacksapp.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:47:ea:ea:a1:00:23:8f:9a:73:72:57:d2:59:14:f3:e4:bc
Serial Number (int): 285809163460624890078724806064110279320764
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:5c:85:22:29:08:66:fc:b9:92:ab:41:85:13:ea:93:fc:6b:f3:d8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fd:cd:af:ae:5b:73:4c:09:24:3f:cf:77:ee:2b:68:c4:cf:a9:f5:e5
Fingerprint (sha256): 6e:85:f7:7d:97:65:14:58:3f:b1:65:13:53:65:e2:a2:47:e3:2d:fc:c0:8d:b1:f6:90:dd:d1:6d:79:5c:d5:7b

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.stacksapp.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.stacksapp.io

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

www.stacksapp.io

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Certificate

The complete raw certificate details for www.stacksapp.io in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFVjCCBD6gAwIBAgISA0fq6qEAI4+ac3JX0lkU8+S8MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA4MjMyMzE4MzFaFw0x
OTExMjEyMzE4MzFaMBsxGTAXBgNVBAMTEHd3dy5zdGFja3NhcHAuaW8wggEiMA0G
CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDJB4ut+ccDO8qpkY1tnaHslgknn44U
E7gyLmySBeIVPVz8SUxL5UOvl3DfzDMlMmj3SIAECpbTWtOdi8ZpDcfKYqjl5IT2
Vk4GqCXZsTAjXKsIerY4wQ/DuF0LGQ47OwRfcb1i4CVguVO4aW8EMbOnpyt/NeTL
uFY1AS48kruZO4wekNREvZ9jvg4UOqCaR59GhtoG3RHek3DJ54OXWk1dyWa2111k
JmLWdRcMq22cHquP4ZbNqIlgcPeOw9S4JDtJCJopgxhDe/W7lCUNblfhzHM1FUY+
ihJ8xqTVeTbXfs+fYWVMmsZrW+emHgkoijyqQ6DJo4g75UNG7j6yKLRPAgMBAAGj
ggJjMIICXzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsG
AQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFHFchSIpCGb8uZKrQYUT6pP8
a/PYMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEB
BGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0
Lm9yZy8wGwYDVR0RBBQwEoIQd3d3LnN0YWNrc2FwcC5pbzBMBgNVHSAERTBDMAgG
BmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3Bz
LmxldHNlbmNyeXB0Lm9yZzCCAQIGCisGAQQB1nkCBAIEgfMEgfAA7gB1AHR+2oMx
rTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABbMD9JagAAAQDAEYwRAIgborW
sFF1oAFZAnNeIUQMgD2lbXeKHCWVkMVRIReVhUcCIEAzjw8tDwssLRrcVRkQ9cGB
pdiUSj51dlyfXKrjCcjaAHUAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH
9HgAAAFswP0lxgAABAMARjBEAiBqwz/ktXhghNtdFXrs97+NPVIPz4DxXuqiz+PI
bgNQrQIgToYMmTYrzsOTVQ4oQBF+J68yeLzT7kM1wvDhWG+Y7swwDQYJKoZIhvcN
AQELBQADggEBADFXGzk4OMadyc79iIBbMgBXamRMRjwh1mxPpCoxqwJqupvdzOmS
R3QREQqB1GacH7pnMIYIKQAFbGH7K38HjcethxDwYnaCz74Cj9qnrVRfSO6PHv6A
0QiCZKQsluqnhtqZrJkq04EdqKroKjRrZKEGN5zmGUJu/o2x6UqnL76l/CUnwuZC
L5Gs7EIFI5AmSB7/9vEh2hO7qDPwP/28uD/M6KH9Ei5I/R+qpp581PA0z3FDC7oN
ESHIyO7BEE0qGpZVilQcjnHf7dO4CyWCmEuNKG8fNL81Os2UP/r0k+0fqvRp7X6K
ZiPwiopOcc/+Z92+/z4D/J625/hLLHDiqs4=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyQeLrfnHAzvKqZGNbZ2h
7JYJJ5+OFBO4Mi5skgXiFT1c/ElMS+VDr5dw38wzJTJo90iABAqW01rTnYvGaQ3H
ymKo5eSE9lZOBqgl2bEwI1yrCHq2OMEPw7hdCxkOOzsEX3G9YuAlYLlTuGlvBDGz
p6crfzXky7hWNQEuPJK7mTuMHpDURL2fY74OFDqgmkefRobaBt0R3pNwyeeDl1pN
XclmttddZCZi1nUXDKttnB6rj+GWzaiJYHD3jsPUuCQ7SQiaKYMYQ3v1u5QlDW5X
4cxzNRVGPooSfMak1Xk2137Pn2FlTJrGa1vnph4JKIo8qkOgyaOIO+VDRu4+sii0
TwIDAQAB
-----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 285809163460624890078724806064110279320764
 . . . . . . . . [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 2019-08-23 23:18:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-21 23:18:31 +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.stacksapp.io'
 . . . . . . . . [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 25377620183759770207678954558325821118582576697613511663142212231025460307363968516250536105447851955895404201807939358375971503390213626433290678854654664903420516720678970394682370344108600377488448104017916011679797821832000067530962624056507980951337258554229149596626847906187789608045704934508713038772575729206847123933283529548876354130323917909827142383133378895365277477687523749995085361612284774300096909437701380299772010820679663997991098232795779629151221339099579649173675304988016667632669098830909120167508032927987118674947943660865990100569662649835411809689693332598672836411370712253797346358351
 . . . . . . . . . . . . . . . . . . . . [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)
							715c8522290866fcb992ab418513ea93fc6bf3d8
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.stacksapp.io'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016cc0fd25a8000004030046304402206e8ad6b05175a0015902735e21440c803da56d778a1c259590c5512117958547022040338f0f2d0f0b2c2d1adc551910f5c181a5d8944a3e75765c9f5caae309c8da007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cc0fd25c6000004030046304402206ac33fe4b5786084db5d157aecf7bf8d3d520fcf80f15eeaa2cfe3c86e0350ad02204e860c99362bcec393550e2840117e27af3278bcd3ee4335c2f0e1586f98eecc
 . . . . [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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