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

singtel.com · 45.60.33.24:443

Verified

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

Subject
CN=www.singtel.com
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Atlas R46 DV TLS CA 2026 Q4
Valid from
2026-10-25T14:56:23+00:00
Expires
2027-01-23T14:56:23+00:00
Days remaining
77
Serial (hex)
018A1C9B1F8EDB6DD65FB3BFA56341D7
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.singtel.com, DNS:singtel.com

SHA-256 fingerprint

99:C5:1F:7A:85:06:E9:EA:9F:A9:AC:0B:5A:EB:C6:DC:B7:2C:89:CC:5B:D8:5B:0C:DC:57:ED:A9:A5:9E:48:0B
Certificate extensions & PEM
subjectAltName
DNS:www.singtel.com, DNS:singtel.com
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
11:2E:0E:65:62:20:42:3B:8D:1B:27:44:15:17:45:5F:95:3F:B3:16
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3 CPS: https://www.globalsign.com/repository/
basicConstraints
CA:FALSE
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/ca/gsatlasr46dvtlsca2026q4 CA Issuers - URI:http://secure.globalsign.com/cacert/gsatlasr46dvtlsca2026q4.crt
authorityKeyIdentifier
CF:E5:C7:B9:54:C0:5C:7B:1E:A6:BB:DC:9F:62:57:34:D6:D6:AC:8B
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/ca/gsatlasr46dvtlsca2026q4.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Oct 25 14:56:25.720 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:42:3D:06:77:DC:8E:F4:25:07:41:07:75: 7B:A3:45:11:4D:72:B9:C5:69:FB:C5:F2:A6:87:71:13: 95:B7:0B:62:02:21:00:9F:91:D7:56:86:DD:B4:58:15: AF:2E:7D:5C:46:CE:5E:35:6D:2A:2E:18:9E:AE:E1:91: F6:83:7E:D9:36:3E:AB Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Oct 25 14:56:25.861 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:14:BA:F2:6E:8D:8F:D8:8F:C5:DE:A4:D1: E5:58:2D:A0:6A:92:96:21:85:61:B8:7F:FD:5E:AE:D8: 37:CE:6D:29:02:21:00:DB:0C:CD:F8:C3:2D:18:1A:3B: 9C:7B:B0:24:06:B3:71:FA:AA:03:3E:FD:99:BB:31:C4: 0F:50:40:7D:E6:0F:F8
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-07T00:14:24+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign Atlas R46 DV TLS CA 2026 Q4
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2026-07-22T03:27:05+00:00
Expires
2028-07-21T12:00:00+00:00
Days remaining
622
Serial (hex)
8643E5206C8ACB56BD7191D741A710E0
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

AE:6A:9C:50:C9:42:22:0C:83:92:0A:31:61:72:ED:64:71:1E:40:AC:58:20:F3:86:16:87:C5:C8:A0:4D:10:7E
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
CF:E5:C7:B9:54:C0:5C:7B:1E:A6:BB:DC:9F:62:57:34:D6:D6:AC:8B
authorityKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/rootr46 CA Issuers - URI:http://secure.globalsign.com/cacert/rootr46.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/rootr46.crl
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Issuer
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Valid from
2019-11-20T00:00:00+00:00
Expires
2029-03-18T00:00:00+00:00
Days remaining
861
Serial (hex)
75A8BAD878F8AF305F72DD1C1140DF3A
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A6:3C:13:98:B5:F8:DD:2D:43:2F:BE:4C:2C:19:14:2B:EA:6D:5D:02:21:FA:E7:94:71:8A:E7:59:7A:CC:A9:6D
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityKeyIdentifier
8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
authorityInfoAccess
OCSP - URI:http://ocsp2.globalsign.com/rootr3
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root-r3.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.globalsign.com/repository/
-----BEGIN CERTIFICATE-----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oCmgJ4YlaHR0cDovL2NybC5nbG9iYWxzaWduLmNvbS9yb290LXIzLmNybDBHBgNV
HSAEQDA+MDwGBFUdIAAwNDAyBggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFs
c2lnbi5jb20vcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQEMBQADggEBAGBD9cJLVP2v
gPSlomstHU38guKTe4ELEFOnM9OnuzK2HlzmgVSPdf4Go7r8FZt4+d8lVs7JPt2z
THYK/cA1f/DYT56clWZO972GbvjOwmHop4LqAe902mRBxEo966EFsaBqwk8zzexW
nPZ29CXHc3doU0wXhIPzch5d18Mp4y1RRjybOODc89QJSBataMU9rIHNTF6rePxw
gL4/k/zrGiCRCRJ+iblTL/WIhm0ENfNJMTxlbMHxPYH4aiHarVBXpXPkiZ/85knD
XNcnTUTZKEtY6xJExiC+5IHDjdnWz/V2d8MkQx+o7TPbwgF/SVcYcp0GPJG6RkLD
rkNz7Wn9gck=
-----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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