www.viviware.com

Issued by R3

About this certificate

This digital certificate with serial number 04:1b:77:54:5a:28:94:6a:e6:8d:9b:f0:89:93:c6:34:57:aa was issued on by Let's Encrypt.

With 2 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:
  • 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=www.viviware.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1b:77:54:5a:28:94:6a:e6:8d:9b:f0:89:93:c6:34:57:aa
Serial Number (int): 357795383746972770859970930499261079771050
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 34:18:01:55:76:30:9d:55:80:31:4d:15:c6:31:2f:56:32:68:4f:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 8f:01:6d:88:0e:a4:2b:49:cf:94:6d:b2:eb:51:1d:64:0a:31:11:3b
Fingerprint (sha256): c7:44:7d:8d:03:2c:51:1d:e4:c1:ad:ce:5f:92:6d:d8:6d:57:5b:33:c2:d8:50:8f:90:94:9d:a0:21:68:78:d2

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

Revocation information

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

Check the revocation status for certificate www.viviware.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.viviware.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

viviware.com
www.viviware.com

Other certificates including the domain name viviware.com

(limited to 100 certificates)
www.viviware.com
members.getraddle.com
a061.foodle.su
robocon.viviware.com
dev.s.dapecon.com
www.viviware.com
www.viviware.com
hillcrest4emergencyprep.com
www.viviware.com
fanta.genvision.it
dev.developer.viviware.com
cell.viviware.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm6xZ6hyv3Z4hkTpXo9U5
cCEUD9k598tVDd7/wv4iMEnJvqyI1kHiAFn+MBD1wkWZ7ef9iqSiL1gQy+m6NoJR
F2jsKyCZhNiUIe+4d6Mr0cmpTDEjb1gXww31cEyDKvdS3wS/Fwq3ggstORdhhTd7
oWEB4bJvm+AnGHXEe4n4seP68AlkBtx12QnOi68ITK252YIix/AhlFObfqZ3q3ku
MXlogETqnWDazgejyapcauLV1sB5QCpyHlb8BB48ww1kZt7LnrpUZcoIW6W/nwGn
S3OpJzebI1qvlMYCiXkBmncqs6QBSNUab4MJeOCpsJ7AJMelXq7JhQCAjXEuYZia
qQIDAQAB
-----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 357795383746972770859970930499261079771050
 . . . . . . . . [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 2023-12-25 23:23:15 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-24 23:23:14 +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.viviware.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 19651926828124801328023339829762794257287263734527770311585483733854236551236339899665345483693756626578545396399256009750893256961919880486643646475583817832733700857279728555470188973899059699358277579030836972622940548463789054743412139813902514799451812758426677349139773535721061714033344210845308028902716780875188803514758718924609689768367192132270924943803425273717287117304629841609561287167465603496506431675021851926239737810440373407637067568384115887286808324006401443819662026107814841596979095982891289653219622077690446919256556513189956324005486899776462451685372351805502254889180915571530059520681
 . . . . . . . . . . . . . . . . . . . . [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)
							3418015576309d5580314d15c6312f5632684faf
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'viviware.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.viviware.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ca38119150000040300483046022100a991e3d2bdb1057120d5e0a4ce975b141d17b9b084d914911718a42bcb8a6e62022100990efc9d8e2c8fb92ed5350147fb8a18caa4bada46abf9515c1f4d301ec1182f007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ca381194d0000040300473045022048ac473a77e6786a4e40f956a4a43d3ebe80f587904d5720218f716cc9f57737022100f878f1752dcfa773e9133c9c5dbc01243c3f517aea963d35cbf71b85d5403a87
 . . . . [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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