light9.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:5f:9b:b7:16:4e:c3:94:3b:db:de:4a:79:16:83:f2:8b:d9 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:

  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

light9.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5f:9b:b7:16:4e:c3:94:3b:db:de:4a:79:16:83:f2:8b:d9
Serial Number (int): 293870663634895004539709707491056578366425
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 06:d0:7b:f8:76:55:c4:30:30:0b:d8:ed:49:8f:b1:6a:f7:23:db:db
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 12:94:75:55:d3:02:e9:26:bc:ab:2b:8a:ba:71:8b:8e:74:cf:8a:73
Fingerprint (sha256): 00:00:63:dd:6a:90:04:8f:02:14:c7:cf:9f:a7:3e:99:da:31:1b:f4:41:5a:32:d8:99:e1:16:43:a2:d1:4e:ba

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for the current certificate on light9.vn
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

light9.vn
www.light9.vn

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGDDCCBPSgAwIBAgISA1+btxZOw5Q7295KeRaD8ovZMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA0MjgwMTE4NTRaFw0x ODA3MjcwMTE4NTRaMBQxEjAQBgNVBAMTCWxpZ2h0OS52bjCCASIwDQYJKoZIhvcN AQEBBQADggEPADCCAQoCggEBAKtwBLq0v8fAPAk7yH08dPKoVoaOn++ekh0hY69J O4bQCBZ3VPezrzYEmr8QDNetrYieneumjirO97UPgygG0/0+zAZiH1p1/o1pUjf1 GKflDoHqZ9mlanryBFyeph3DGqLYO0kTAgkFcajKKZG2CRWyUO/qBb6HnvIW3eUZ wQkxgyzo1bl4dylZPlat3JFZ+TyFZPm6iwcQslBkvGAnYF27hnnz07cR3CfT5eZm PY9F6MycsNfVk2WmVR67D1D+nGDrh1QIw6hVUinWcbZo8elT84OAj0jAFVNVCYYr b+8L7a9yAZgcd2Low2MMBYWnH3R5k9mqux4WMPGRmYI2rxsCAwEAAaOCAyAwggMc MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw DAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUBtB7+HZVxDAwC9jtSY+xavcj29swHwYD VR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4G CCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8G CCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAj BgNVHREEHDAagglsaWdodDkudm6CDXd3dy5saWdodDkudm4wgf4GA1UdIASB9jCB 8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRw Oi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENl cnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFy dGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRl IFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0 b3J5LzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2ANt0r+7LKeyx/so+cW0s5bmq uzb3hHGDx12dTze2H79kAAABYwoLygcAAAQDAEcwRQIhALjFERMcBoIM5kh6XS8d FybDBJbgvQKuazEfnT/LpvkHAiAT7uwAXPfH06MFXAiqt4P21FRKYKWPqDOMK6fW iwP9zgB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAABYwoLyhgA AAQDAEcwRQIgSsup14s4qKymJuXjdnNbI5+O7bt0ufx7qRzpM0QYkmMCIQCpKOsQ xenOl7z3OKTYi6Ih6kYoPG5zJFrHq7kKOTAmFDANBgkqhkiG9w0BAQsFAAOCAQEA agLy4zt7/0zpjh2m0EsUZRQX2Cuo6SQXs8InsT21719Rq3W4Sm8cc5BqFNnmdcii IrAuguo70SJZKk+H/813Dks3ORCQ0KJfMOGUINEagMH/D4x5jh3UKDHpHLCnwETO g0W7WdVBZT4rHlbW7W0xVWOSXUb323DIqtZGbqXlcLN4WVwKn/CQB4agCcDdHeVa Bv6wJa0GDDhS4vK/IJIAyeB3w1uNALYATDmSRrXv9TeHEfVVxa/qlPbCB1lz0SyO 00GcEdCpiVZiqN25vpWJYxly4Ns+tW0QYuNRCMgo7UuK8fT5kT8plENOmOHL2VTI 8RAiPIcsc/J65wV4O5ogQg== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq3AEurS/x8A8CTvIfTx0 8qhWho6f756SHSFjr0k7htAIFndU97OvNgSavxAM162tiJ6d66aOKs73tQ+DKAbT /T7MBmIfWnX+jWlSN/UYp+UOgepn2aVqevIEXJ6mHcMaotg7SRMCCQVxqMopkbYJ FbJQ7+oFvoee8hbd5RnBCTGDLOjVuXh3KVk+Vq3ckVn5PIVk+bqLBxCyUGS8YCdg XbuGefPTtxHcJ9Pl5mY9j0XozJyw19WTZaZVHrsPUP6cYOuHVAjDqFVSKdZxtmjx 6VPzg4CPSMAVU1UJhitv7wvtr3IBmBx3YujDYwwFhacfdHmT2aq7HhYw8ZGZgjav GwIDAQAB -----END PUBLIC KEY-----

ASN1 Decoded