SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
klen-air.com
SSL/TLS Certificate
SSL/TLS Certificate for klen-air.com
Valid- Issued by (CA)
- Sectigo Limited
- Subject
- klen-air.com
- Valid from
- May 28, 2026
- Valid until
- Dec 12, 2026 (118 days remaining)
- Public key
- RSA 2048-bit
- Serial
- DA50D36415201DF5D03F89A4528251F0
- SHA-256 fingerprint
- ED:FE:EB:DD:35:23:DF:10:CF:DF:C8:CB:E5:D9:5A:31:F5:96:82:B8:4B:7F:C5:AB:95:C7:24:A6:12:26:EE:0E
- 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.
Never get surprised by klen-air.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch klen-air.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.