SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
grespanaria.com
SSL/TLS Certificate
SSL/TLS Certificate for grespanaria.com
Valid- Issued by (CA)
- Sectigo Limited
- Subject
- www.grespanaria.com
- Valid from
- May 5, 2026
- Valid until
- Nov 19, 2026 (30 days remaining)
- Public key
- RSA 4096-bit
- Serial
- CA35C6B2D5ED68FE512C7C2453585A6C
- SHA-256 fingerprint
- BD:7F:FA:85:8B:C1:FD:45:28:E3:2F:D9:14:33:36:72:6F:6B:54:8D:26:C6:D4:AC:C3:59:7E:AF:D3:E3:F7:F0
- Chain
- Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46
Certificate Authority Authorization (CAA)
The serving CA (Sectigo Limited) is authorized by this domain's CAA records (sectigo.com).
This certificate has been served since Oct 10, 2026.
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Uptime
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DNS changes
We watch NS, MX, CAA, CNAME, TXT 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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