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

brgm.fr · 193.56.4.91:443

Verified

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

Subject
C=FR ST=Centre-Val de Loire L=Orléans O=BRGM CN=brgm.fr
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Valid from
2026-07-22T13:15:03+00:00
Expires
2027-02-06T13:15:02+00:00
Days remaining
106
Serial (hex)
4176AD7E8B1E211806F5DD8F38918C22
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:brgm.fr, DNS:*.brgm.fr

SHA-256 fingerprint

0F:A2:A5:53:18:7C:F0:B7:0F:C4:8C:43:50:4B:04:A9:DF:48:F3:94:A2:60:B9:31:AC:8F:99:CA:E8:EF:6C:F2
Certificate extensions & PEM
basicConstraints
CA:FALSE
authorityKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-R1.cer
subjectAltName
DNS:brgm.fr, DNS:*.brgm.fr
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 0.4.0.2042.1.7 Policy: 1.3.6.1.4.1.26513.1.1.1.2
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-GEANT-TLS-R1.crl
subjectKeyIdentifier
1C:F4:48:6D:E1:17:19:07:47:D5:26:A6:4E:AA:67:E5:DC:62:91:1C
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Jul 22 13:25:05.187 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E3:6E:5C:27:5D:F9:54:D8:FB:56:FB: 92:78:51:1A:E2:7A:84:94:8E:F8:08:62:A8:92:2B:42: 92:BB:D8:CB:99:02:20:79:11:66:DB:8E:DD:BE:9C:93: E2:38:BF:88:4A:F7:E7:8E:93:82:59:0D:70:72:7F:1C: 19:C7:B7:E5:B8:92:D8 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76: 93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46 Timestamp : Jul 22 13:25:05.212 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:48:34:6A:3D:74:95:06:A2:19:FA:2B:A0: 8A:D7:B2:9D:0E:0D:6D:E2:8F:59:22:16:E6:F6:92:69: 7C:1D:82:9B:02:20:53:6B:04:37:CD:F3:AC:EF:CA:2F: 98:91:49:CC:C8:1E:97:1A:39:F2:9B:6D:69:B4:3A:F0: 97:31:25:2C:31:76 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 : Jul 22 13:25:05.186 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E3:E4:4B:6F:6D:83:0A:9F:E6:01:74: E3:CF:07:BC:61:1A:3A:F2:7F:89:EA:9E:51:3E:21:65: A8:04:1B:D2:89:02:20:59:DE:B1:5F:5D:AF:18:AF:AA: AB:42:96:2D:D3:8F:30:BE:FD:F0:34:7C:E2:53:B5:8D: 36:6F:71:24:C9:75:38
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-22T17:07:21+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Valid from
2025-01-03T11:15:00+00:00
Expires
2039-12-31T11:14:59+00:00
Days remaining
4817
Serial (hex)
14D57BF3692228219A5567FA91651B22
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

5B:67:8D:C4:40:95:A5:28:95:B6:3B:31:F2:72:27:F4:B3:6C:3E:34:74:91:BF:2B:FA:69:18:37:A5:FB:8C:79
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-TLS-Root-2021-RSA.cer
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-TLS-Root-2021-RSA.crl
subjectKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Issuer
C=GR L=Athens O=Hellenic Academic and Research Institutions Cert. Authority CN=Hellenic Academic and Research Institutions RootCA 2015
Valid from
2021-09-02T07:41:55+00:00
Expires
2029-08-31T07:41:54+00:00
Days remaining
1043
Serial (hex)
2A6086D4D4DE45C95E4B98FBBF2FBF26
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4A:CD:8D:C6:02:0A:54:5A:85:89:43:A5:53:B5:E0:F3:FC:5B:85:9A:EA:17:46:65:0D:69:CF:12:10:F9:56:D8
Certificate extensions & PEM
basicConstraints
CA:TRUE
authorityKeyIdentifier
71:15:67:C8:C8:C9:BD:75:5D:72:D0:38:18:6A:9D:F3:71:24:54:0B
authorityInfoAccess
CA Issuers - URI:http://repo.harica.gr/certs/HaricaRootCA2015.crt
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HaricaRootCA2015.crl
subjectKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----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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