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

mail.bretagnetelecom.fr · 77.74.208.206:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `mail.bretagnetelecom.fr'

Certificate verification failed

Subject
CN=web3.hostpartner.fr
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-07-15T00:00:00+00:00
Expires
2027-01-29T23:59:59+00:00
Days remaining
84
Serial (hex)
0136C76BA3FC04364BAEB9F783104BAF
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:web3.hostpartner.fr, DNS:www.web3.hostpartner.fr

SHA-256 fingerprint

7A:70:E3:6D:83:B8:28:50:E7:FF:FA:76:92:F0:38:91:A2:8F:AB:DA:96:9B:F0:72:4C:92:6D:10:9D:4C:29:03
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
EC:8E:47:5B:A3:46:E0:9C:25:1C:C4:C5:4B:C6:31:C0:03:E6:47:0D
subjectAltName
DNS:web3.hostpartner.fr, DNS:www.web3.hostpartner.fr
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.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 : Jul 15 08:00:54.746 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:F2:C2:55:2D:0D:E6:58:81:EE:FE:3E: 9E:1F:F2:4B:73:21:68:7B:C6:44:8D:7A:E2:B3:61:A3: D5:F9:A2:A3:52:02:21:00:E6:3A:EB:E7:2C:41:EA:E4: 3C:FF:55:F2:BF:36:14:D4:93:84:AE:CE:DF:23:03:F1: ED:04:23:22:DD:06:28:D3 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 : Jul 15 08:00:54.736 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B6:C2:30:00:E0:CF:0D:01:C6:69:BF: 0D:E9:95:1C:14:B4:86:0D:F2:33:08:0E:CC:CA:A0:8F: B6:C4:53:C6:F8:02:21:00:CF:1E:F4:8B:05:48:6F:41: 48:BA:44:75:D8:55:0E:AD:BF:DF:D2:13:F6:19:59:A1: DA:2C:02:40:44:25:7E:C8 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Jul 15 08:00:54.936 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D6:AC:94:1F:C3:94:4D:C5:24:E8:31: 1C:35:F7:DC:A9:4C:9E:C9:7B:F3:C3:F7:C0:A3:B0:43: 83:29:4B:9F:B5:02:20:6E:29:B6:90:1C:0C:C0:3D:2A: 8E:D5:1F:CE:61:70:7C:4A:6D:4C:04:7E:72:80:32:8B: AB:12:9D:33:C3:F6:0E
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-11-06T06:50:44+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
361
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
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: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----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
4088
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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