SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
endox-polska.pl
SSL/TLS Certificate
SSL/TLS Certificate for endox-polska.pl
Untrusted chain- Issued by (CA)
- Telia Company AB
- Subject
- custom-electric.com
- Valid from
- Mar 26, 2026
- Valid until
- Sep 25, 2026 (47 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 019D29459D33606A95C1D971BA4144
- SHA-256 fingerprint
- 18:62:8B:28:32:8B:97:AE:E8:06:74:A1:49:EC:A9:0F:52:F1:E1:DE:E5:96:27:EC:71:18:19:60:6D:6F:B6:F8
- Chain
- Telia RSA OV CA v4
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Aug 4, 2026.
Never get surprised by endox-polska.pl's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch endox-polska.pl 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.