SSL Lookup
🔐 SSL Lookup – Instantly Check Certificate Details of Any Domain
Free SSL Checker for Expiry Date, Issuer, Validity & HTTPS Security
Use our SSL Lookup Tool to verify the security and validity of any website’s SSL certificate. With just one click, you get real-time information about the domain's SSL status, expiration date, certificate authority (CA), TLS version, and more.
Whether you're a developer, sysadmin, or security-conscious user – this tool helps ensure HTTPS compliance and protects your users from expired or misconfigured certificates.
🧐 What Is an SSL Lookup?
An SSL Lookup checks a domain's Secure Sockets Layer (SSL) certificate. SSL certificates enable encrypted HTTPS connections and confirm the identity of websites. Our tool extracts and displays technical details such as:
- SSL Certificate Type & Algorithm
- Issuer (Certificate Authority)
- Expiration Date & Validity Period
- TLS/SSL Protocol Version
- Common Name (CN) & Subject Alt Names (SAN)
- Serial Number & Fingerprint
- Domain Match & Certificate Chain
⚡ Key Features of the SSL Checker
- ✅ Real-time SSL scan for any domain
- ✅ Shows expiry date and renewal status
- ✅ Checks for valid certificate chain
- ✅ Displays TLS version and encryption strength
- ✅ Detects self-signed or revoked certificates
- ✅ Works on all devices – no installation needed
- ✅ Free, fast & privacy-friendly
🔧 Why Use an SSL Lookup Tool?
SSL certificates are critical for:
- 🔒 Securing user data (logins, forms, payments)
- 📈 Boosting SEO & Google rankings
- 🛡️ Preventing browser warnings & trust issues
- 📅 Avoiding downtime due to expired certs
- 🔍 Troubleshooting HTTPS configuration errors
- 🧪 Testing staging or subdomains
📋 Example Output You’ll See
Field | Example Value |
---|---|
Common Name (CN) | example.com |
Issuer | Let's Encrypt Authority X3 |
Valid From | 2025-05-01 |
Valid Until | 2025-08-01 |
TLS Version | TLS 1.3 |
Certificate Status | Valid |
🚀 Try It Now – Free SSL Lookup
Just enter any domain name in the search field above to check its SSL certificate status. No login. No ads. Just clean, instant results.
🔁 Tip: Set a Reminder Before Expiry
Many site issues stem from expired certificates. Bookmark this tool and check your domains regularly to avoid downtime and browser warnings.
🔍 Bonus: Combine with WHOIS Lookup
Use this tool together with our WHOIS Lookup for complete visibility: see both ownership data and SSL security status in seconds.
🛡️ We Value Your Privacy
All SSL lookups are anonymous and not stored. No cookies, no tracking – just tools that work.
Similar tools
Take an IP and try to look for the domain/host associated with it.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get approximate IP details.
Popular tools
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Easily convert BMP images to GIF with this easy to use convertor.
Take an IP and try to look for the domain/host associated with it.
Reverse the words in a given sentence or paragraph with ease.
Easily convert ICO images to GIF with this easy to use convertor.
Get the size of a text in bytes (B), Kilobytes (KB) or Megabytes (MB).