SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
li2052-130.members.linode.com
SSL/TLS Certificate
SSL/TLS Certificate for li2052-130.members.linode.com
Hostname mismatch- Issued by (CA)
- Let's Encrypt
- Subject
- esraj.cz
- Valid from
- Nov 13, 2026
- Valid until
- Feb 11, 2027 (88 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 058C9B5C0D7767B1A9158F8F90B14EDB13F3
- SHA-256 fingerprint
- 30:84:36:D9:6F:3A:31:2B:CD:67:C2:12:7B:2F:AE:39:2A:DA:40:A0:40:B9:07:30:E4:CD:58:5D:FD:4B:4B:F5
- Chain
- YR2 → 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 li2052-130.members.linode.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch li2052-130.members.linode.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.
Free for your first domain: uptime, DNS, and certificate together. No credit card.