SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
fesco-gd.com
SSL/TLS Certificate
SSL/TLS Certificate for fesco-gd.com
Hostname mismatch- Issued by (CA)
- Asseco Data Systems S.A.
- Subject
- *.fescoguangdong.com
- Valid from
- May 13, 2026
- Valid until
- Nov 28, 2026 (84 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 13AFA27144658A5C932388236DB90D94
- SHA-256 fingerprint
- 0C:18:0C:16:CB:D1:EA:FE:75:A5:DA:52:2F:EF:EC:DE:92:04:80:0C:71:9B:3D:70:10:22:DC:08:4C:56:6F:46
- Chain
- Certum DV TLS G2 R39 CA → Certum Trusted Root CA → Certum Trusted Network CA
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 fesco-gd.com's certificate expiring
This is today's certificate. Turn on monitoring and we'll watch fesco-gd.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.