SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
iad-immo-lesigny.fr
SSL/TLS Certificate
SSL/TLS Certificate for iad-immo-lesigny.fr
Valid- Issued by (CA)
- Let's Encrypt
- Subject
- iad-immo-lesigny.fr
- Valid from
- Sep 10, 2026
- Valid until
- Dec 9, 2026 (28 days remaining)
- Public key
- EC 256-bit
- Serial
- 06DAEB55F0A0A6B6985B554CEC00588C40DF
- SHA-256 fingerprint
- 50:CB:38:F1:30:92:DF:28:CC:A0:FC:00:C6:18:1E:DA:DF:06:E1:16:03:E1:BE:26:2A:10:4D:F1:5C:34:72:AA
- Chain
- YE2 → Root YE → ISRG Root X2 → 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 7, 2026.
Never get surprised by iad-immo-lesigny.fr's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch iad-immo-lesigny.fr 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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.