dubapp.com

Issued by R3

About this certificate

This digital certificate with serial number 04:cd:b2:56:91:40:74:a0:77:47:5a:fe:7d:c4:4a:86:c1:0c was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=dubapp.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:cd:b2:56:91:40:74:a0:77:47:5a:fe:7d:c4:4a:86:c1:0c
Serial Number (int): 418444081012669009799993754367146297049356
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 19:2a:67:d0:2e:ce:3d:ca:6f:e1:2f:35:fc:13:40:93:87:f5:cd:42
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f9:6d:f7:12:30:d9:4a:3c:36:5c:70:27:ee:6e:92:86:2d:17:82:ff
Fingerprint (sha256): 6c:ea:2b:49:ed:4f:9e:bb:17:fa:15:2f:73:e0:f6:cf:f0:54:b8:fc:65:42:de:88:c6:34:cd:04:c2:fd:64:4c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate dubapp.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dubapp.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

dubapp.com

Other certificates including the domain name dubapp.com

(limited to 100 certificates)
dubapp.com
dubapp.com
join.dubapp.com
skappup.com
dubapp.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzdkuHGBxY3QBCfC5fq2j
dOl9JJ0n2xPp3ACy+d8+pqZmzyfLtXb0n7KUZL3VsDGiKAtTDEItBfOJfRufxoRO
jd45Y/pmEjmcQ1s7jYQIPg0cGUR6VJb8lAwTVN8FJGgSqDZ3NRyQlVhOgctZQfuZ
CbzqzTlPESUH15Aa4DNDQ6tpWJtglw05gY2jKc6ob6e9qpYAMvNbD79iK2yGdL/M
HxqD5kHc6W965l8H1PN5pNGQlJhohnwrloJkDD15yjVcmdM59s9fIAqIaITEdKGK
Icd1DtNi6/8UKGL5tnLF+hnEhinlAbtvoOflUbxfncrML9tSj2XnTbWHbngVbEzH
0QIDAQAB
-----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 418444081012669009799993754367146297049356
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-09 01:23:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-08 01:23:24 +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 'dubapp.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 25985948026962154651795548981400906264074952247209497823414788539529032357473742858442389521346305683719928913681760322035087601737865743159176188284171039095214967480204504899593624811514267726376843833015770550184279972051591615789575606068088583385408917173404303925826786433581891425464549192281678116978727912185792920066716276581066959062950040477497914239361651330263510891724890350787695537179737920984327630620221266714670039107650761383873244813041942592950362679915203017759383323191690667267185548653420197383242611334210695200450955005240172620247962271345006537347686893522804566170897044157069781682129
 . . . . . . . . . . . . . . . . . . . . [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)
							192a67d02ece3dca6fe12f35fc13409387f5cd42
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dubapp.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ec0aad8f40000040300473045022100b3747d70965d3274afa6d361f9c1310e899d2ed55d40c50744bdf463735e6995022071c669c32bd3c58bf76b6bc8bdf3b5876f851cf56ff36f1c7c5aea6c76943286007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018ec0aad9ba0000040300473045022100ed78e50b1492a95b0401687980c9264ed3db13eb29a82cbeaefebeff6e17208302205e3d4a8d07662bb40719dfa845bc87bc69df321ae1fcdb5ec67138678cba6ee8
 . . . . [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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