SSL Checker

Submit the Hostname and Port in the fields below. This checker supports SNI and STARTTLS.

Report

It's all good. We have not detected any issues.

Hostname:	Matches Common Name or/and SAN
Expired:	No (261 days till expiration)
Public Key:	We were unable to find any issues in the public key of end-entity certificate
Trusted:	Yes, we were able to verify the certificate
Self-Signed:	No, the end-entity certificate is not self-signed
Chain Issues:	No, we were unable to detect any issues in the certificate chain sent by the server
Weak signatures:	No, certificates sent by the server were not signed utilizing a weak hash function
OCSP Status:	OCSP Responder returned "good" status for the end-entity certificate

DNS Information

Resolves To:	14.225.10.16
Reverse IP lookup:	static.vnpt.vn.
Nameserver:	ns7.synerfy.vn.
Nameserver:	ns8.synerfy.vn.
Nameserver:	ns6.synerfy.vn.

General Information

Common Name:	*.genk.vn
SANs:	DNS:*.genk.vnDNS:genk.vn Total number of SANs: 2
Signature Algorithm:	sha256WithRSAEncryption
Key Type:	RSA
Key size:	4096 bits
Serial Number:	313fbe65e80644b94cb47f83
Not Before:	Dec 11, 2023 08:58:49 GMT
Not After:	Jan 11, 2025 08:58:48 GMT
Number of certs:	3
Revocation Status:	good
OCSP Stapling:	Not Supported
Server:	openresty
HSTS:	Not Supported
HPKP:	Not Supported

Chain Information

Certificate # 1 - Common Name: *.genk.vn

Decode this certificate for verbose information →

Subject Common Name	*.genk.vn
Issuer Common Name	AlphaSSL CA - SHA256 - G4
Issuer Organization	GlobalSign nv-sa
Not Before:	Dec 11, 2023 08:58:49 GMT
Not After:	Jan 11, 2025 08:58:48 GMT
Signature Algorithm:	sha256WithRSAEncryption
Serial Number:	313fbe65e80644b94cb47f83
SHA1 Fingerprint:	A5:8E:37:26:59:1F:FF:F0:CB:B3:CF:59:33:38:5A:6B:0F:8A:A8:A6
MD5 Fingerprint:	44:E7:52:4F:97:96:9A:1D:0F:50:94:2F:9D:18:A0:DE

Certificate # 2 - Common Name: AlphaSSL CA - SHA256 - G4

Decode this certificate for verbose information →

In place?	Yes, this certificate directly certifies the preceding one
Subject Common Name	AlphaSSL CA - SHA256 - G4
Subject Organization	GlobalSign nv-sa
Issuer Common Name	GlobalSign Root CA
Issuer Organization	GlobalSign nv-sa
Not Before:	Oct 12, 2022 03:49:43 GMT
Not After:	Oct 12, 2027 00:00:00 GMT
Signature Algorithm:	sha256WithRSAEncryption
Serial Number:	7d4d42a92b431d7e6453e7c19a8d5877
SHA1 Fingerprint:	D3:41:62:62:72:7F:E1:82:E0:99:6C:79:3B:0F:A4:46:76:C6:54:1A
MD5 Fingerprint:	7F:FB:7E:B7:93:5F:A6:8B:D3:C0:D6:93:6A:99:AB:26

Certificate # 3 - Common Name: GlobalSign Root CA

Decode this certificate for verbose information →

In place?	Yes, this certificate directly certifies the preceding one
Subject Common Name	GlobalSign Root CA
Subject Organization	GlobalSign nv-sa
Issuer Common Name	GlobalSign Root CA
Issuer Organization	GlobalSign nv-sa
Not Before:	Sep 01, 1998 12:00:00 GMT
Not After:	Jan 28, 2028 12:00:00 GMT
Signature Algorithm:	sha1WithRSAEncryption
Serial Number:	40000000001154b5ac394
SHA1 Fingerprint:	B1:BC:96:8B:D4:F4:9D:62:2A:A8:9A:81:F2:15:01:52:A4:1D:82:9C
MD5 Fingerprint:	3E:45:52:15:09:51:92:E1:B7:5D:37:9F:B1:87:29:8A

OpenSSL Handshake

depth=2 C = BE, O = GlobalSign nv-sa, OU = Root CA, CN = GlobalSign Root CA
verify return:1
depth=1 C = BE, O = GlobalSign nv-sa, CN = AlphaSSL CA - SHA256 - G4
verify return:1
depth=0 CN = *.genk.vn
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:CN = *.genk.vn
   i:C = BE, O = GlobalSign nv-sa, CN = AlphaSSL CA - SHA256 - G4
-----BEGIN CERTIFICATE-----
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UQo6Yp7nQxA8gavVittKY7EWlbGMDJwFa5khZELL15Q=
-----END CERTIFICATE-----
 1 s:C = BE, O = GlobalSign nv-sa, CN = AlphaSSL CA - SHA256 - G4
   i:C = BE, O = GlobalSign nv-sa, OU = Root CA, CN = GlobalSign Root CA
-----BEGIN CERTIFICATE-----
MIIEijCCA3KgAwIBAgIQfU1CqStDHX5kU+fBmo1YdzANBgkqhkiG9w0BAQsFADBX
MQswCQYDVQQGEwJCRTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTEQMA4GA1UE
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JWQkPacJ8SJVhB2R7BI=
-----END CERTIFICATE-----
 2 s:C = BE, O = GlobalSign nv-sa, OU = Root CA, CN = GlobalSign Root CA
   i:C = BE, O = GlobalSign nv-sa, OU = Root CA, CN = GlobalSign Root CA
-----BEGIN CERTIFICATE-----
MIIDdTCCAl2gAwIBAgILBAAAAAABFUtaw5QwDQYJKoZIhvcNAQEFBQAwVzELMAkG
A1UEBhMCQkUxGTAXBgNVBAoTEEdsb2JhbFNpZ24gbnYtc2ExEDAOBgNVBAsTB1Jv
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38NflNUVyRRBnMRddWQVDf9VMOyGj/8N7yy5Y0b2qvzfvGn9LhJIZJrglfCm7ymP
AbEVtQwdpf5pLGkkeB6zpxxxYu7KyJesF12KwvhHhm4qxFYxldBniYUr+WymXUad
DKqC5JlR3XC321Y9YeRq4VzW9v493kHMB65jUr9TU/Qr6cf9tveCX4XSQRjbgbME
HMUfpIBvFSDJ3gyICh3WZlXi/EjJKSZp4A==
-----END CERTIFICATE-----
---
Server certificate
subject=CN = *.genk.vn

issuer=C = BE, O = GlobalSign nv-sa, CN = AlphaSSL CA - SHA256 - G4

---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: RSA-PSS
Server Temp Key: X25519, 253 bits
---
SSL handshake has read 4737 bytes and written 398 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384
Server public key is 4096 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---
DONE