SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
fena-tech.com
SSL/TLS Certificate
SSL/TLS Certificate for fena-tech.com
Valid- Issued by (CA)
- Sectigo Limited
- Subject
- fena-tech.com
- Valid from
- Feb 19, 2026
- Valid until
- Feb 19, 2027 (164 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 599CC403618FB139D61BBBD68AC64F14
- SHA-256 fingerprint
- AD:7F:C5:FE:11:F8:BC:D7:1F:4D:39:85:E9:96:45:8D:61:96:A7:B3:DF:A8:84:3A:C0:DA:5A:B0:E6:B3:51:F4
- Chain
- Sectigo Public Server Authentication CA DV R36 → Sectigo Public Server Authentication Root R46 → USERTrust RSA Certification Authority
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Sep 8, 2026.
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Uptime
We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.
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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