SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
preserviinspecoes.com.br
SSL/TLS Certificate
SSL/TLS Certificate for preserviinspecoes.com.br
Expired- Issued by (CA)
- Let's Encrypt
- Subject
- preserviinspecoes.com.br
- Valid from
- Jul 10, 2025
- Valid until
- Oct 8, 2025 (expired 310 days ago)
- Public key
- RSA 2048-bit
- Serial
- 050278CA7AA2A643A9B9CDB087D3D7EB01FC
- SHA-256 fingerprint
- 17:90:8B:64:2A:1C:EA:93:41:97:06:AF:05:15:7E:9F:C0:A3:E9:5F:35:5B:F9:E9:98:3C:5E:1E:26:E1:63:66
- Chain
- R10 → ISRG Root X1
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
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Uptime
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DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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