SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
xn--2j1bj82ap4j.com
SSL/TLS Certificate
SSL/TLS Certificate for xn--2j1bj82ap4j.com
Self-signed- Issued by (CA)
- SomeOrganization
- Subject
- localhost.localdomain
- Valid from
- Feb 17, 2024
- Valid until
- Feb 16, 2025 (expired 580 days ago)
- Public key
- RSA 2048-bit
- Serial
- 68C7
- SHA-256 fingerprint
- 6A:C2:12:5F:B6:DE:65:79:07:30:3F:2A:47:2F:2B:89:FD:FD:73:A3:F4:20:EB:0F:6C:E8:15:4A:8E:70:EC:0B
- Chain
- —
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
Never get surprised by xn--2j1bj82ap4j.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch xn--2j1bj82ap4j.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.