DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

smart.com.kh · 104.16.186.81:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=KH L=Phnom Penh O=Smart Axiata Co., Ltd. CN=*.smart.com.kh
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-06-09T00:00:00+00:00
Expires
2026-12-24T23:59:59+00:00
Days remaining
78
Serial (hex)
09C231A297933A31949507CA5572524F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.smart.com.kh, DNS:smart.com.kh

SHA-256 fingerprint

ED:00:66:A0:DE:65:8C:91:07:3F:8C:28:68:41:F2:E4:6D:33:3A:8E:06:C1:84:FC:21:7D:23:8B:1E:29:FB:14
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
F4:72:A7:0B:7D:35:4B:5B:28:AA:09:04:44:5C:9A:13:13:6A:F6:0F
subjectAltName
DNS:*.smart.com.kh, DNS:smart.com.kh
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Jun 9 02:36:11.074 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CC:2D:0B:92:AA:20:50:15:BB:67:1B: 85:53:77:FB:BF:4A:AF:BF:B4:45:52:9E:AB:D3:6C:5B: 97:1C:94:AE:46:02:20:6F:7C:87:49:1F:A7:C4:28:68: 16:DA:C3:DF:50:32:88:6B:38:86:72:8B:5C:B0:FE:2B: A2:8C:46:2E:1F:7A:B1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jun 9 02:36:11.058 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:FF:76:7F:01:E1:7B:04:3B:77:8E:E9: CE:85:2F:5E:FB:FD:5D:F2:ED:10:2A:26:5F:B8:B1:7C: D3:4A:E4:31:1F:02:21:00:CB:02:77:8C:8B:3E:55:8B: A2:90:E2:90:8B:E9:02:C4:6B:FC:AB:2C:BB:11:35:21: 51:7E:89:70:AF:E9:E3:39 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Jun 9 02:36:11.094 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:42:EE:C9:51:B9:52:BC:6A:A5:97:24:26: 22:F7:18:2C:83:C5:3F:C2:1E:1F:03:B6:9D:05:E5:A8: 60:42:93:FC:02:21:00:D0:F9:FE:2E:3F:61:3C:86:F5: 2C:B1:C7:23:F6:45:A3:9E:B7:CA:F6:78:54:8D:F2:3A: B4:17:A8:BD:0F:2C:52
-----BEGIN CERTIFICATE-----
MIIG2jCCBcKgAwIBAgIQCcIxopeTOjGUlQfKVXJSTzANBgkqhkiG9w0BAQsFADBZ
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMTMwMQYDVQQDEypE
aWdpQ2VydCBHbG9iYWwgRzIgVExTIFJTQSBTSEEyNTYgMjAyMCBDQTEwHhcNMjYw
NjA5MDAwMDAwWhcNMjYxMjI0MjM1OTU5WjBcMQswCQYDVQQGEwJLSDETMBEGA1UE
BxMKUGhub20gUGVuaDEfMB0GA1UEChMWU21hcnQgQXhpYXRhIENvLiwgTHRkLjEX
MBUGA1UEAwwOKi5zbWFydC5jb20ua2gwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
ggEKAoIBAQDckjcnnwYlWFIbfZtrE3NnsflYij9woqUULZKoxIb31zSMXzMqwMxV
W9cRbpGE4ufcmMswdavp5qxTD7ncd1sY0bWELFRHwO75eJ8tD8fRBriAEWcAUkYN
Hfu5VGulPdvDreGIJ6zdJqUkFnVFGIncWxsvvMNppPMk1CRuJvYNlsHWqqiBYQTx
U5eJWjEmBWFZO/Cm3Z+p9+fJh4X6EdldEo5ndlBXebL2GB5BR0xb7KEo6eEeeR62
wtr2W+9KDP1M909plVDUOwbeDpo3Ninb0Fyr7o8jI+MmDLIbh1VrfSYbQbCR43Dt
UDDaJQ9s88IzVBmPmP0qZzh0B7RDrP+XAgMBAAGjggOZMIIDlTAfBgNVHSMEGDAW
gBR0hYDAZsffN97PvSk3qgMdvu3NFzAdBgNVHQ4EFgQU9HKnC301S1soqgkERFya
ExNq9g8wJwYDVR0RBCAwHoIOKi5zbWFydC5jb20ua2iCDHNtYXJ0LmNvbS5raDA+
BgNVHSAENzA1MDMGBmeBDAECAjApMCcGCCsGAQUFBwIBFhtodHRwOi8vd3d3LmRp
Z2ljZXJ0LmNvbS9DUFMwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUF
BwMBBggrBgEFBQcDAjCBnwYDVR0fBIGXMIGUMEigRqBEhkJodHRwOi8vY3JsMy5k
aWdpY2VydC5jb20vRGlnaUNlcnRHbG9iYWxHMlRMU1JTQVNIQTI1NjIwMjBDQTEt
MS5jcmwwSKBGoESGQmh0dHA6Ly9jcmw0LmRpZ2ljZXJ0LmNvbS9EaWdpQ2VydEds
b2JhbEcyVExTUlNBU0hBMjU2MjAyMENBMS0xLmNybDCBhwYIKwYBBQUHAQEEezB5
MCQGCCsGAQUFBzABhhhodHRwOi8vb2NzcC5kaWdpY2VydC5jb20wUQYIKwYBBQUH
MAKGRWh0dHA6Ly9jYWNlcnRzLmRpZ2ljZXJ0LmNvbS9EaWdpQ2VydEdsb2JhbEcy
VExTUlNBU0hBMjU2MjAyMENBMS0xLmNydDAMBgNVHRMBAf8EAjAAMIIBfwYKKwYB
BAHWeQIEAgSCAW8EggFrAWkAdgDCMX5XRRmjRe5/ON6ykEHrx8IhWiK/f9W1rXaa
2Q5SzQAAAZ6qPMnCAAAEAwBHMEUCIQDMLQuSqiBQFbtnG4VTd/u/Sq+/tEVSnqvT
bFuXHJSuRgIgb3yHSR+nxChoFtrD31AyiGs4hnKLXLD+K6KMRi4ferEAdwDXbX0Q
0af1d8LH6V/XAL/5gskzWmXh0LMBcxfAyMVpdwAAAZ6qPMmyAAAEAwBIMEYCIQD/
dn8B4XsEO3eO6c6FL177/V3y7RAqJl+4sXzTSuQxHwIhAMsCd4yLPlWLopDikIvp
AsRr/KssuxE1IVF+iXCv6eM5AHYAlE5Dh/rswe+B8xkkJqgYZQHH0184AgE/cmd9
VTcuGdgAAAGeqjzJ1gAABAMARzBFAiBC7slRuVK8aqWXJCYi9xgsg8U/wh4fA7ad
BeWoYEKT/AIhAND5/i4/YTyG9SyxxyP2RaOet8r2eFSN8jq0F6i9DyxSMA0GCSqG
SIb3DQEBCwUAA4IBAQBULJ1kjG5EXoOv1IBE+8VNaNX3oR5lm9aMfCArs46FXOFM
LOQ2SsOgaTnlIZkSkJxFGC3UkXHmK0wfwc9uqD4Syli9Ekj1QECZuBEfh2HD4Y0u
7bniNY+1baTsr6xGevCfVI1T7R1p65N9G20yBp0h8BmWAeKWUk1DLHVcwy3aGNX8
pwLuntSuM507WPbdtKrGvIfJB+X2csm/4IqqC1jg1XY42otWzivnkJiynmIuzskt
PCZ+vnU7f1tRnMjn7f3oxQP2gushBHGcH8oF7/szquCZ4bR6iCvVtJNVOwhpK7AH
PIH31lEbBWNfS3XrQvQX1Z3rN5NILgGnNXTaPNiL
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-07T11:08:41+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2020-09-24T00:00:00+00:00
Expires
2030-09-23T23:59:59+00:00
Days remaining
1447
Serial (hex)
085F94C02D857BE8CC14FF53EDA23E2A
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

1F:8E:B9:E9:A8:E0:66:CC:5B:38:33:E0:6B:31:29:76:4B:62:26:39:D5:B1:63:F6:00:E1:C7:91:20:BF:3E:ED
Certificate extensions & PEM
subjectKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root CA
Valid from
2024-01-18T00:00:00+00:00
Expires
2031-11-09T23:59:59+00:00
Days remaining
1859
Serial (hex)
0FE032AB844D033106C50C8E13C8B068
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

79:D5:7B:15:DF:A6:5C:28:70:EA:FE:11:B6:37:76:59:09:CF:E9:37:B4:9C:15:CE:7F:19:40:30:CA:B3:95:AD
Certificate extensions & PEM
basicConstraints
CA:TRUE
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
authorityKeyIdentifier
03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55
keyUsage
Digital Signature, Certificate Sign, CRL Sign
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.cn CA Issuers - URI:http://cacerts.digicert.cn/DigiCertGlobalRootCA.crt
crlDistributionPoints
Full Name: URI:http://crl.digicert.cn/DigiCertGlobalRootCA.crl
certificatePolicies
Policy: X509v3 Any Policy
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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