SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
laigo-bio.com
SSL/TLS Certificate
SSL/TLS Certificate for laigo-bio.com
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- laigobio.com
- Valid from
- Jun 19, 2026
- Valid until
- Sep 17, 2026 (55 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 051A9B61894114D49A6FDB4BACF41AF095BB
- SHA-256 fingerprint
- B2:79:8D:A3:1F:79:00:B2:69:F2:B1:FB:F5:46:AF:00:78:96:1F:60:27:45:20:B4:24:28:7E:DB:7B:E4:8C:80
- 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.
Never get surprised by laigo-bio.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch laigo-bio.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, 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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.