SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
lianfa-foods.com.tw
SSL/TLS Certificate
SSL/TLS Certificate for lianfa-foods.com.tw
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- lianfa-foods.com.tw
- Valid from
- Jul 3, 2026
- Valid until
- Oct 1, 2026 (69 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 050440CF6707B999943ED293A9608A55012C
- SHA-256 fingerprint
- FD:26:3F:47:2F:65:91:0E:0F:6D:6C:0B:EB:07:C3:89:E5:71:D8:FC:EF:04:AD:65:9F:08:78:18:6E:A1:11:81
- Chain
- YR1 → Root YR → 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
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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