kb-vu.com
Issued by R3
About this certificate
This digital certificate with serial number 03:cc:c9:2b:88:ee:5b:b5:82:ce:bb:dd:e3:ab:db:19:e9:f5 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=kb-vu.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:cc:c9:2b:88:ee:5b:b5:82:ce:bb:dd:e3:ab:db:19:e9:f5Serial Number (int): 331021861520362262918652202385981665044981
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: e7:f9:e4:81:6a:d2:bb:96:cd:04:f7:21:2f:c8:ff:37:7f:ab:eb:ff
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 75:a1:f7:ff:7c:e5:67:9b:63:2a:0c:44:c7:d6:9b:c2:99:6c:40:23
Fingerprint (sha256): ea:7c:be:b9:e9:07:47:52:66:83:bf:17:70:f4:76:8d:72:67:0a:6a:7a:4a:08:8b:88:d5:73:3c:1c:ff:6a:cc
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate kb-vu.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for kb-vu.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
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
kb-vu.com
www.kb-vu.com
www.kb-vu.com
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kb-vu.com
jrmcclure.com
gointerop.com.br
kb-vu.com
sni.cloudflaressl.com
testing-v2.seenspire.com
kb-vu.com
kb-vu.com
kb-vu.com
platic.es
kb-vu.com
kb-vu.com
app.becovalent.co.uk
api.kb-vu.com
ephemeris.work
www.pikunoki.app
admin.join-live.com
www.boompasskaro.co.in
admin.kb-vu.com
export.dev.fareclock.com
sni.cloudflaressl.com
www.bestbuydelivers.com
gnk-staging.anyware.software
kb-vu.com
nonfongibletoken.com
api.kb-vu.com
artesaniascancun.com
kb-vu.com
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admin.kb-vu.com
japasupply.com
app.socialalpha.jaagalabs.com
auth.savagegroup.com.au
kb-vu.com
japasupply.com
www.legalrecruiters.eu
kb-vu.com
projectquality.app
rickverkuijlen.nl
www.tsuru-service.com
nonfongibletoken.com
do-it.app
sni.cloudflaressl.com
Certificate
The complete raw certificate details for kb-vu.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEIzCCAwugAwIBAgISA8zJK4juW7WCzrvd46vbGen1MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAxMDgxMDEwMTBaFw0yNDA0MDcxMDEwMDlaMBQxEjAQBgNVBAMT CWtiLXZ1LmNvbTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABIAvJB1oh/ze5Jch Y6BC3tIswUN28WOPWsfDqT+eiZh6Rcmmwt3jNc8v2WBa+d7YQZsowDgrqEYtVEQN FG0bW92jggIaMIICFjAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOf55IFq0ruWzQT3 IS/I/zd/q+v/MB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYfr52LFMLGMFUGCCsG AQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8ubGVuY3Iub3JnMCIG CCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCMGA1UdEQQcMBqCCWti LXZ1LmNvbYINd3d3LmtiLXZ1LmNvbTATBgNVHSAEDDAKMAgGBmeBDAECATCCAQQG CisGAQQB1nkCBAIEgfUEgfIA8AB2AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7 v6s52IRzAAABjOjEBsUAAAQDAEcwRQIgEDaQp1G2HYRpRkMxOeg/dqjrpsNiRIB6 yKAci63oUmUCIQCGj7MpAY1/hZzv62s/Qe6l39uGZpyU55vpQ8GMrln2iAB2ACnQ Ohu2dKpxHNMDW2VXwU+Kp4tP6DiUSeykU/lEvSRoAAABjOjEB5oAAAQDAEcwRQIh AKJT2/9bWd9l+NalFkRxKgNjx1lUODUDiSYlUrvRr8ExAiAdB1pn4HMxC5pc2HgQ P2lvtZhOa+1BZugxx7RgSub8GTANBgkqhkiG9w0BAQsFAAOCAQEAq/w2ay/ikvDM P3lZLZap8Z6yp44TXZBRNnWx0T7DYw4/jp16T1PpRqdBWBAUWbuVZ1Q2n1KVkfG1 ha6CEmlQ9/XoSP+1ufhyKVVBKyA1D7TIbrDm5hMIuB3Xd+4YyjFxGVnuQda1gjIE rmbS17ZVERTQ36EDLfWigTNLzB35L2KXo3eZuBrVZP++pxxrTWMWujQpTglY3EIv fYISi6TEJC68ZGErITWJWSh7Gilya6chnqh71IfdCD8LTN71dtlyrZIrQCR4Sr5h Dj8yIEL9KWsRbPt/40BHdYDse2KNofOus9xy3ZKQuMlCjDx+mVnrws9i96QyPt2s JZyUD7GadA== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEgC8kHWiH/N7klyFjoELe0izBQ3bx Y49ax8OpP56JmHpFyabC3eM1zy/ZYFr53thBmyjAOCuoRi1URA0UbRtb3Q== -----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 331021861520362262918652202385981665044981 . . . . . . . . [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 2024-01-08 10:10:10 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-07 10:10:09 +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 'kb-vu.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004802f241d6887fcdee4972163a042ded22cc14376f1638f5ac7c3a93f9e89987a45c9a6c2dde335cf2fd9605af9ded8419b28c0382ba8462d54440d146d1b5bdd . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) e7f9e4816ad2bb96cd04f7212fc8ff377fabebff . . . . . . . . . . . . . . . . [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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kb-vu.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kb-vu.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) 00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ce8c406c500000403004730450220103690a751b61d846946433139e83f76a8eba6c36244807ac8a01c8bade85265022100868fb329018d7f859cefeb6b3f41eea5dfdb86669c94e79be943c18cae59f68800760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018ce8c4079a0000040300473045022100a253dbff5b59df65f8d6a51644712a0363c7595438350389262552bbd1afc13102201d075a67e073310b9a5cd878103f696fb5984e6bed4166e831c7b4604ae6fc19 . . . . [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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