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

TLSv1.2

smtp.inic.ch · 193.0.224.25:443

Verified

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

Subject
CN=*.inic.ch
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2026-05-31T11:38:11+00:00
Expires
2026-12-16T11:38:11+00:00
Days remaining
43
Serial (hex)
6A8D645B26036161E14A74DF
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.inic.ch, DNS:inic.ch

SHA-256 fingerprint

BD:97:F0:11:72:0E:ED:18:85:5D:39:11:36:0D:92:4C:59:40:E4:93:E6:2F:03:31:FA:BC:BA:66:14:BA:A3:DC
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr6alphasslca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr6alphasslca2025
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/
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr6alphasslca2025.crl
subjectAltName
DNS:*.inic.ch, DNS:inic.ch
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
subjectKeyIdentifier
48:C7:67:16:19:56:A6:CA:20:54:70:26:C3:03:B1:DC:E6:92:22:6C
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 : May 31 11:38:14.286 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D0:6A:22:17:9C:1A:AC:EF:C5:43:C8: 9A:10:34:28:10:06:B2:24:EA:1C:F4:74:0B:05:21:20: 77:E0:CD:15:D8:02:21:00:E1:CE:A0:9B:FA:9A:F2:DE: F9:A7:90:95:EB:13:AF:2D:61:DB:0D:7B:16:1B:F1:E4: AC:D5:EF:3E:FF:12:4B:96 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : May 31 11:38:14.752 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:21:5E:EF:99:19:A8:50:D8:08:05:F5:34: DB:62:00:F1:95:F1:30:2E:0A:B2:8F:92:16:13:29:55: 72:18:B3:D0:02:20:77:F0:08:18:E6:DD:75:0D:29:8E: 5A:F1:CE:00:D6:A3:83:3E:D6:E0:63:01:84:D6:A2:2E: 41:AC:99:BC:8B:BF 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 : May 31 11:38:14.645 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:BC:74:3D:A6:14:5B:4C:84:D4:5D:E5: 2F:FC:B6:C1:F8:99:11:EC:E1:B8:52:BA:35:FD:CC:87: A0:55:70:3D:2E:02:21:00:FB:75:48:25:E5:3C:28:71: 02:93:00:6B:91:E2:42:D4:7E:34:55:03:6D:91:47:08: 15:9B:9E:F1:64:1D:63:D1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-11-03T07:26:48+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2025-05-21T02:36:52+00:00
Expires
2027-05-21T00:00:00+00:00
Days remaining
198
Serial (hex)
837D4EB89E912FE72CAD3BC7692DDC20
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A8:83:55:92:31:F8:38:8D:AF:35:CE:41:C8:10:10:40:AE:8F:D9:B6:56:43:42:47:B9:47:5A:F5:92:CC:08:CA
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityInfoAccess
OCSP - URI:http://ocsp2.globalsign.com/rootr6 CA Issuers - URI:http://secure.globalsign.com/cacert/root-r6.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root-r6.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
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2014-12-10T00:00:00+00:00
Expires
2034-12-10T00:00:00+00:00
Days remaining
2958
Serial (hex)
45E6BB038333C3856548E6FF4551
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2C:AB:EA:FE:37:D0:6C:A2:2A:BA:73:91:C0:03:3D:25:98:29:52:C4:53:64:73:49:76:3A:3A:B5:AD:6C:CF:69
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
-----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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