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

sk.com · 49.50.32.35:443

Verified

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

Subject
C=KR ST=Seoul L=Jongno-gu O=SK Inc. CN=*.sk.com
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
Valid from
2025-11-24T05:31:03+00:00
Expires
2026-12-26T05:31:02+00:00
Days remaining
94
Serial (hex)
7103F5F0F5F86D762075D795
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.sk.com, DNS:*.toktoktv.sk.com, DNS:toktoktv.sk.com, DNS:sk.com

SHA-256 fingerprint

39:DE:25:FA:BC:F9:48:D9:1C:CB:83:68:6A:B8:03:B8:63:3F:A5:E0:B5:67:1E:6F:5B:F3:82:DB:7E:1F:45:41
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsrsaovsslca2018.crt OCSP - URI:http://ocsp.globalsign.com/gsrsaovsslca2018
certificatePolicies
Policy: 1.3.6.1.4.1.4146.1.20 CPS: https://www.globalsign.com/repository/ Policy: 2.23.140.1.2.2
subjectAltName
DNS:*.sk.com, DNS:*.toktoktv.sk.com, DNS:toktoktv.sk.com, DNS:sk.com
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
subjectKeyIdentifier
58:9B:46:C3:2D:95:D8:49:27:11:17:AC:4C:79:BC:76:BA:33:19:71
ct_precert_scts
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 : Nov 24 05:31:08.078 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:ED:35:B4:BE:F2:CA:BD:65:29:5E:5D: 12:BC:4E:8A:6D:4B:87:C1:7C:A3:5E:8D:A5:1B:27:2E: F9:20:38:0C:EC:02:21:00:93:AE:11:13:62:81:AF:72: 84:80:B2:8F:6B:23:C9:FB:9F:36:9B:41:B7:BB:3D:FD: D1:5E:0D:0B:73:56:86:38 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AC:AB:30:70:6C:EB:EC:84:31:F4:13:D2:F4:91:5F:11: 1E:42:24:43:B1:F2:A6:8C:4F:3C:2B:3B:A7:1E:02:C3 Timestamp : Nov 24 05:31:08.078 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EA:D8:9C:1A:0E:08:8A:1C:72:74:7B: 35:99:06:AF:47:8B:E1:82:C0:B3:22:0D:6E:CA:70:97: C0:DA:0E:D4:23:02:20:20:10:11:EB:F0:2C:86:8F:54: 44:12:D5:03:83:C5:27:49:E3:33:95:B2:29:8A:8D:66: D3:ED:71:CE:93:C1:23 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 : Nov 24 05:31:08.065 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:F5:EF:AD:31:66:EC:5D:2B:CD:45:10: F6:E4:4C:BD:7B:70:79:D5:A3:DB:57:39:C7:E3:AB:01: 52:B6:CF:28:C4:02:21:00:AE:B7:43:13:26:FB:56:13: AC:0D:90:09:B7:D7:A7:11:A0:AC:61:D3:1B:CE:F7:92: C0:7C:18:20:9D:EE:74:57
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-22T18:06:10+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign RSA OV SSL CA 2018
Issuer
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Valid from
2018-11-21T00:00:00+00:00
Expires
2028-11-21T00:00:00+00:00
Days remaining
790
Serial (hex)
01EE5F221DFC623BD4333A8557
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

B6:76:FF:A3:17:9E:88:12:09:3A:1B:5E:AF:EE:87:6A:E7:A6:AA:F2:31:07:8D:AD:1B:FB:21:CD:28:93:76:4A
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
F8:EF:7F:F2:CD:78:67:A8:DE:6F:8F:24:8D:88:F1:87:03:02:B3:EB
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-----

Chain certificate 2

Subject
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Issuer
OU=GlobalSign Root CA - R3 O=GlobalSign CN=GlobalSign
Valid from
2009-03-18T10:00:00+00:00
Expires
2029-03-18T10:00:00+00:00
Days remaining
907
Serial (hex)
04000000000121585308A2
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:B5:22:D7:B7:F1:27:AD:6A:01:13:86:5B:DF:1C:D4:10:2E:7D:07:59:AF:63:5A:7C:F4:72:0D:C9:63:C5:3B
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
8F:F0:4B:7F:A8:2E:45:24:AE:4D:50:FA:63:9A:8B:DE:E2:DD:1B:BC
-----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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