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

imsva.hsp.net.id · 43.225.64.22:443

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
OU=Zimbra Collaboration Server CN=mail.davemailserver.cloud-ip.cc
Issuer
O=CA OU=Zimbra Collaboration Server CN=mail.davemailserver.cloud-ip.cc
Valid from
2026-07-02T04:56:07+00:00
Expires
2031-07-01T04:56:07+00:00
Days remaining
1706
Serial (hex)
1782968162
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:mail.davemailserver.cloud-ip.cc

SHA-256 fingerprint

E2:65:47:1A:DD:3F:04:D0:B3:A5:FD:51:17:43:12:C2:1C:EA:D7:D1:59:A4:D2:EF:78:78:BC:95:01:6B:70:B1
Certificate extensions & PEM
basicConstraints
CA:FALSE
keyUsage
Digital Signature, Non Repudiation, Key Encipherment
subjectAltName
DNS:mail.davemailserver.cloud-ip.cc
subjectKeyIdentifier
F2:AC:4C:C8:45:FF:2A:90:AC:8A:26:88:5C:00:12:76:DB:87:99:52
authorityKeyIdentifier
43:E6:08:FE:1F:7F:8D:B1:2D:2E:7A:AA:2A:7E:10:B7:7E:0A:A3:01
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-28T11:33:37+00:00

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

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