SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
longa-knitwear.com
SSL/TLS Certificate
SSL/TLS Certificate for longa-knitwear.com
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- longa-knitwear.com
- Valid from
- Oct 7, 2026
- Valid until
- Jan 5, 2027 (78 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 06E59807414936134E7B46DA18989E87AAE3
- SHA-256 fingerprint
- 50:FF:57:5A:EA:4E:80:F6:95:CE:11:82:75:89:DD:62:F9:65:47:28:46:A6:0E:96:64:DF:B9:0D:7A:09:42:D5
- 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.
We've observed 1 previous certificate for this host. This certificate has been served since Oct 16, 2026.
Never get surprised by longa-knitwear.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch longa-knitwear.com continuously, notifying you the moment anything moves across all three signals:
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, 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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