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

nycro.de · 144.76.16.19:443

Verified
The certificate expires within 30 days.

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

Subject
CN=*.nycro.de
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2025-10-03T11:34:07+00:00
Expires
2026-11-04T11:34:06+00:00
Days remaining
21
Serial (hex)
246944FAF1C5E96EBF7DB922
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.nycro.de, DNS:nycro.de

SHA-256 fingerprint

14:CB:AE:77:48:EF:CD:00:4A:0D:60:6C:88:74:74:18:22:3F:0C:9A:21:57:55:02:A3:48:0E:AD:FB:B7:8B:61
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:*.nycro.de, DNS:nycro.de
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
81:54:28:5C:F3:EA:4D:84:B5:28:40:CE:E8:61:0E:51:E5:C2:87:A0
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 : Oct 3 11:34:10.794 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:A3:BE:DE:E7:CE:67:CD:33:4F:BD:46: AB:16:B9:D7:A9:41:BC:83:9F:F4:4D:53:3D:33:8B:EA: F6:44:CC:06:B3:02:20:31:2C:10:0B:F8:18:B0:AF:B2: 6F:A6:95:44:E3:4F:3B:1C:55:6E:FA:42:BD:F5:C3:64: 59:31:F0:D6:CD:91:11 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 : Oct 3 11:34:10.735 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C3:5C:52:10:52:0A:4A:21:E5:AA:92: D0:F2:47:2C:0D:25:2A:0E:E6:13:A6:38:8B:15:1B:63: C7:F3:41:0C:78:02:21:00:BE:DD:AA:9B:30:C4:06:95: 42:5C:84:45:11:CB:91:FB:EA:8B:01:D4:8F:66:C2:74: 53:42:22:6C:2F:33:65:15 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 : Oct 3 11:34:10.720 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:6C:3D:B5:FA:A8:35:DC:34:D3:45:B5:D2: CC:55:67:F6:B4:59:6C:05:D8:2E:36:01:1B:80:98:A4: 62:3C:16:63:02:21:00:E1:F3:33:E7:44:5F:3C:5F:F2: 61:CE:2B:8C:BF:0A:B3:00:FB:6B:97:7E:BD:97:11:0C: 4D:1B:ED:20:81:43:50
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-13T22:11:31+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
219
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
2979
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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