CSR Checker

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CSR Checker

[ingenio_tool name=”csr-checker”]

🔐 CSR Checker

Decode your SSL Certificate Signing Requests (CSRs) — fast, clean, and with zero drama.

The CSR Checker tool instantly parses and validates your CSR file, helping you make sure everything’s in place before you submit it to a Certificate Authority. Whether you’re installing SSL for your site or managing certs across multiple domains, this tool saves you from the dreaded “invalid CSR” error messages.

🧾 What’s a CSR?

A Certificate Signing Request is a block of encoded text you generate when applying for an SSL certificate. It contains info like:

Common Name (your domain)
Organization / Unit
Country / State / City
Public Key
Optional SANs (Subject Alternative Names)

The CSR Checker makes sure all of that is correctly embedded and properly formatted.

🔍 What It Does

Just paste your CSR, and this tool will:

🧠 Decode it into readable fields
✅ Validate structure and required fields
🌐 Highlight domain names & SANs
🔐 Show key size & algorithm
⚠️ Flag missing or malformed data

👨‍💻 Who It’s For

🔧 Sysadmins managing SSL across servers
🌐 Web developers launching secure sites
🏢 IT teams in enterprises with multi-domain certs
🔒 Security pros double-checking certificate requests
💼 Hosting providers & resellers

⚙️ How to Use It

Paste your CSR (in PEM format — starts with -----BEGIN CERTIFICATE REQUEST-----)
Click “Check CSR”
Get an instant breakdown — clean, color-coded, and exportable