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

dotnamekorea.com · 107.154.166.114:443

Verified

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

Subject
CN=www.dotnamekorea.com
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Atlas R46 DV TLS CA 2026 Q3
Valid from
2026-08-17T14:26:10+00:00
Expires
2026-11-15T14:26:10+00:00
Days remaining
54
Serial (hex)
01D9CB545FB31C3AB09251CB5A98CB40
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.dotnamekorea.com, DNS:dotnamekorea.com, DNS:ww.dotname.co.kr, DNS:sso.dotnamekorea.com

SHA-256 fingerprint

F3:35:3A:6C:B8:61:C8:AE:81:B6:00:D0:AA:6F:F0:FE:EB:ED:0E:1F:9C:D2:42:89:A2:76:CA:7A:A3:65:9D:F0
Certificate extensions & PEM
subjectAltName
DNS:www.dotnamekorea.com, DNS:dotnamekorea.com, DNS:ww.dotname.co.kr, DNS:sso.dotnamekorea.com
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
55:63:09:DC:47:7A:4D:43:6F:8D:24:16:D7:69:AD:A8:84:70:F5:D5
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/gsatlasr46dvtlsca2026q3 CA Issuers - URI:http://secure.globalsign.com/cacert/gsatlasr46dvtlsca2026q3.crt
authorityKeyIdentifier
DC:52:7D:D4:10:17:BE:E5:FB:01:44:B0:FB:19:CA:C7:EE:D0:28:EB
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/ca/gsatlasr46dvtlsca2026q3.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Aug 17 14:26:16.101 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:83:B4:AB:25:57:4A:55:41:31:E5:C3: D6:6D:A4:FF:A6:ED:A9:90:27:B3:0F:82:F5:03:65:51: 84:8F:31:DD:B3:02:21:00:F6:FF:A2:17:42:2D:BB:6C: 67:D3:0B:EE:65:B0:F7:EE:7B:BC:86:93:59:F1:CA:12: C7:73:21:4E:14:8B:BC:E3 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D: E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A Timestamp : Aug 17 14:26:16.201 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C4:DA:CF:37:6D:2A:67:F9:46:BF:74: D4:BA:5B:92:E7:34:A5:2D:3A:86:3F:31:D4:7F:46:19: 84:24:CE:1D:5E:02:21:00:DD:B9:96:A2:3B:37:DA:40: 8B:46:27:E2:60:2B:C9:8D:4C:DA:0C:CA:00:DC:D1:84: 0E:22:70:B6:47:AB:CF:F5
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-22T14:18:27+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 Q3
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2026-04-22T03:00:05+00:00
Expires
2028-04-22T00:00:00+00:00
Days remaining
577
Serial (hex)
85AC708351E68DF704248BFDF17E4272
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

99:AE:C9:2E:EA:8F:B5:36:F7:4D:FB:FB:82:44:E4:C8:F5:AC:3B:65:8F:7A:98:86:19:79:7A:4D:04:AC:10:36
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
DC:52:7D:D4:10:17:BE:E5:FB:01:44:B0:FB:19:CA:C7:EE:D0:28:EB
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
907
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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-----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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