www.stacksapp.io

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f5:8c:b1:15:b7:12:b7:5e:e9:1b:87:b1:b0:ed:03:51:e8 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:f5:8c:b1:15:b7:12:b7:5e:e9:1b:87:b1:b0:ed:03:51:e8
Serial Number (int): 344893049087299660203695011094012859994600
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:a5:ff:76:44:10:55:71:b3:02:99:6e:23:ff:7f:04:34:cf:b3:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b4:29:3d:3e:a1:e4:ad:ed:2e:0a:3d:7b:ef:04:b8:c7:af:f5:91:98
Fingerprint (sha256): 60:47:d7:06:b6:5e:4a:ef:74:1b:58:11:d8:b1:2c:66:ee:6e:95:9a:55:e6:bb:15:d6:9b:88:eb:86:9f:7f:38

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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq9dKNSiCfWy0XQklWJVD
mphrgs1LGusSaHYqdohHAA7MlDmjC5YrlDYO4Hy/E8KC4MGBtKUiiFp5MGq2hs95
ouI7sNFR8eaK6b41HUEz0ILTIzk5hpyclq8BBqgAUbJpDHP9/qO4BdJnavN1hCyb
54bWvucq1ZlxjDSM/Az/3hNOTo/cdShk1bKF6nY3F+7aNb6vCOnCb8lujC2IkaE3
24C+l0eXksqI32R1vuUYa3XBfnmbMDi2E2ILV4R4pXVLOkw1gaRTAWmKfQiXeevY
tSrMo4vHr0IqCpiLiaXbkzipxRxpRhr3lIuLcpy9X+pqL5U0Kuh4M0fwVfbalwiQ
fwIDAQAB
-----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 344893049087299660203695011094012859994600
 . . . . . . . . [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 2019-06-24 00:15:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-22 00:15:35 +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 21692913542647028950540531412034706065473410614351366644145328032622927158481329145344457462361937354768492570169984024782846610372467035216175474366276505636548379169593659445418485722869852696391941075701857015473177756060707562883738554148079159631901557121953692569455041851379151118214256887005632576375019356175096525505640140742016106392299036997597691927585675347147553459307654552781228162691016235586554583487155941191108824061942709588457909416949423035418970053467083024988473618775489820515884420654176356808040241156819361224302153081082724290682047155218864806035208278430386098070031671070830921027711
 . . . . . . . . . . . . . . . . . . . . [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)
							02a5ff7644105571b302996e23ff7f0434cfb32b
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b870d79f9000004030047304502200bfa310a3b5b7f3f202e169f4b43c8e9837e084aa1bf85e4c96553ad6c2b772a022100ff3224c93eb060299082e694e15113005c2db7f9052406a27ce5d1d7ad42b17600760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016b870d7a1a00000403004730450220454b5507e77875d7620d3dd1d7e53343731ef9dd5a56f3f686a1d2b78bf49e65022100df4b0810a06e863061850b23ae5646b977d5827ddba798b4312a64c10ed367e6
 . . . . [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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