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

biosbol.com · 190.181.32.85:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
C=CN ST=GuangDong L=ShenZhen O=mail.puntoinformatico.com OU=IT CN=mail.puntoinformatico.com emailAddress=root@mail.puntoinformatico.com
Issuer
C=CN ST=GuangDong L=ShenZhen O=mail.puntoinformatico.com OU=IT CN=mail.puntoinformatico.com emailAddress=root@mail.puntoinformatico.com
Valid from
2017-03-07T14:39:03+00:00
Expires
2027-03-05T14:39:03+00:00
Days remaining
159
Serial (hex)
CE059E2D082A8572
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

6E:50:75:07:9E:E4:18:55:70:28:19:CB:92:5C:1D:F2:79:F3:6B:BE:08:DE:2E:54:12:7F:2A:CD:86:96:49:DD
Certificate extensions & PEM
subjectKeyIdentifier
25:4E:6F:01:1F:1E:BF:09:EE:44:F1:7E:7B:80:DE:AF:8F:56:41:4A
authorityKeyIdentifier
25:4E:6F:01:1F:1E:BF:09:EE:44:F1:7E:7B:80:DE:AF:8F:56:41:4A
basicConstraints
CA:TRUE
-----BEGIN CERTIFICATE-----
MIIERTCCAy2gAwIBAgIJAM4Fni0IKoVyMA0GCSqGSIb3DQEBCwUAMIG4MQswCQYD
VQQGEwJDTjESMBAGA1UECAwJR3VhbmdEb25nMREwDwYDVQQHDAhTaGVuWmhlbjEi
MCAGA1UECgwZbWFpbC5wdW50b2luZm9ybWF0aWNvLmNvbTELMAkGA1UECwwCSVQx
IjAgBgNVBAMMGW1haWwucHVudG9pbmZvcm1hdGljby5jb20xLTArBgkqhkiG9w0B
CQEWHnJvb3RAbWFpbC5wdW50b2luZm9ybWF0aWNvLmNvbTAeFw0xNzAzMDcxNDM5
MDNaFw0yNzAzMDUxNDM5MDNaMIG4MQswCQYDVQQGEwJDTjESMBAGA1UECAwJR3Vh
bmdEb25nMREwDwYDVQQHDAhTaGVuWmhlbjEiMCAGA1UECgwZbWFpbC5wdW50b2lu
Zm9ybWF0aWNvLmNvbTELMAkGA1UECwwCSVQxIjAgBgNVBAMMGW1haWwucHVudG9p
bmZvcm1hdGljby5jb20xLTArBgkqhkiG9w0BCQEWHnJvb3RAbWFpbC5wdW50b2lu
Zm9ybWF0aWNvLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAL+k
Yp+1yto7F568WDK0jaJxFD00g7WPCZd6Bl0zrjDsNsbbScFSRdEAIV3pP0lG8Mu+
v8KP3kPsWFIWvkkitYllphlofVITj1LlqxkMZCh+1NFBNDcUilAb8v2intB3Mfia
HdKN+vgdDt3VwGoEeIIWCZzpotNNKdTzFcNVOdD8xWPOGbY+11BQxZikPZ7rrIe8
/CeaEm3EwvPa7yPlekOWze+pktN4i8mtIaVCsb79JVjQBlBXyDpv4jH1Fxt7qiQ0
hdXWWwil9M/ulmIy5Q2fHJmg6NUq7fcOPAAsMxRFP64niiJISUWFmAqdsvSY8gIx
fjPTo8lxwEncDmyd380CAwEAAaNQME4wHQYDVR0OBBYEFCVObwEfHr8J7kTxfnuA
3q+PVkFKMB8GA1UdIwQYMBaAFCVObwEfHr8J7kTxfnuA3q+PVkFKMAwGA1UdEwQF
MAMBAf8wDQYJKoZIhvcNAQELBQADggEBAEZfi/NWzjK9qR/PyT22GDqGQxEOT1GI
GlSzXUF0fz49o8930BQbJubFuX16qd35jw15RGT8oLUy70tvpkil9AzMKMSotmL8
Ot/ZfWPVviL/ZFS5xZtPrsQgc7uyfFv704hL4MgtdzRzQtLvd+ap1hoDaAlUUDN4
ntPSKrxmAAdeWXY/s32wbOgoJ7oZBnBkXBUdwZwl0sYfElIp/RxU8lH/fGTPy9iQ
2SXRlFlLNfhnmPpjB2sB0ztxLhkA86j7nRKajaAOCj4MEpsHhfYH8AS562nZKMH5
t6G+B6rcs2dbtdA0/NoUjk0PGe3Vv+enW0IuWPMqdP7Bx52OyrIS6T8=
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-27T11:15:56+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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