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

dlive.kr · 58.143.140.1:443

Verified

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

Subject
C=KR ST=Seoul L=Gangnam District O=D’LIVE Co., Ltd. CN=dlive.kr
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-09-14T00:00:00+00:00
Expires
2027-03-31T23:59:59+00:00
Days remaining
187
Serial (hex)
09A018FAB6A52ECFF288A4A23CB57027
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:dlive.kr, DNS:autodiscover.cnm.co.kr, DNS:cnmmail.cnm.co.kr, DNS:mail.cnm.co.kr, DNS:*.dlive.kr

SHA-256 fingerprint

42:55:C6:32:90:B0:43:D8:9F:56:6D:87:AF:D8:B1:80:14:18:C2:40:96:5C:9D:70:C0:49:67:7A:20:27:20:1B
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
35:37:03:EA:02:E6:E9:D8:FB:88:69:B0:06:66:24:41:61:57:68:7F
subjectAltName
DNS:dlive.kr, DNS:autodiscover.cnm.co.kr, DNS:cnmmail.cnm.co.kr, DNS:mail.cnm.co.kr, DNS:*.dlive.kr
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.crt
basicConstraints
CA:FALSE
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 : Sep 14 05:24:06.866 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:9C:C1:11:93:AC:28:8E:A5:B5:1A:01: 9E:79:DF:59:9C:58:76:9E:E0:69:B7:55:12:7D:EB:B7: 4A:98:1D:5C:02:02:20:38:64:F4:F6:74:8B:BF:2A:0C: C2:43:D2:D6:79:4F:AE:72:E6:24:9A:B1:62:BF:F2:31: 06:C7:09:DF:8E:CF:68 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Sep 14 05:24:06.876 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:5E:72:8B:E3:07:6F:66:AB:76:5A:85:D2: 2A:43:77:BA:1D:B0:B9:37:AC:76:A8:DB:44:24:10:BB: C4:DF:0B:75:02:20:29:A7:FE:7B:D4:66:A8:CD:41:53: 31:DA:96:1E:46:0F:EF:5E:6A:E9:5F:08:F1:07:15:EF: 3D:3F:1B:5B:DC:88 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Sep 14 05:24:06.900 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:42:53:A0:05:95:90:1E:52:95:96:82:BA: 81:14:71:5D:60:F6:37:0A:31:53:0D:68:F2:2D:AB:8D: CA:2B:BD:42:02:21:00:B5:4E:25:C5:BC:13:36:68:D1: 47:44:06:8C:35:14:31:46:F6:7D:25:86:61:60:21:7A: 9B:9E:97:D0:CC:BE:9A
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-25T22:28:03+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
402
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
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
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----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 G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4129
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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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