URL Safety Checker – Scan for Malware & Phishing Threats
Enter a suspicious link and this tool performs a client‑side check against public threat intelligence feeds. See risk category before you click.
UD5 Toolkit
Paste a suspicious link or email content to instantly analyze potential phishing threats.
Scanning for threats...
| URL | Status | Domain Reputation | Details |
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Enter a suspicious link and this tool performs a client‑side check against public threat intelligence feeds. See risk category before you click.
Create colorful, bulletproof HTML buttons for email. Uses VML for Outlook, graceful fallback for others.
Paste response headers string and get a security audit. Check presence and configuration of key security headers. Local analysis.
Test a regular expression against malicious inputs to detect catastrophic backtracking and ReDoS vulnerabilities. Educational.
Paste your email subject and body. The tool highlights common spam trigger words and gives a risk score. Improve inbox placement.
Drop a PDF and extract any embedded JavaScript or form actions. Check for malicious code. Privacy‑friendly analysis.
Paste Markdown and convert all links from absolute to relative (or vice‑versa) based on a base domain. Bulk edit.
Test SQL injection inputs on a mock database and see the resulting query. Learn how to prevent SQLi. No real data.
Enter a URL and see a simulated preview of how the link will appear on major social platforms. Check tags.
Write in Markdown and get clean, inline‑styled HTML suitable for emails. Pre‑designed templates included. Local conversion.
Paste raw email headers and see authentication results (SPF, DKIM, DMARC) in a readable table. Find spoofing attempts.
Validate a DNSSEC chain by entering DS and RRSIG records. Verify that signatures match. Educational. Local algorithm.
Paste the Permissions‑Policy header and get a human‑readable table of allowed/blocked browser features. Understand how your site is restricted.
Test if a script or style will be allowed by a given CSP. Compute hash/nonce. Strengthen your site’s defense against XSS. Local.
Check if a URL can be embedded in an iframe. Test your site’s defense against clickjacking. Browser‑based.
Fetch a site’s HSTS header and validate its syntax, max‑age, and subdomain flags. Ensure your site enforce HTTPS.
Paste a Content‑Security‑Policy header and get a human‑readable breakdown. See potential risks and suggestions.
Configure browser feature permissions (camera, microphone, geolocation) and generate the Permissions‑Policy HTTP header.
Generate a BIMI record to display your verified brand logo in email clients. Includes SVG logo URL and VMC certificate path.
Create a DMARC policy record with percentage, reporting addresses, and alignment mode. Validate and copy the final DNS TXT.
Build a valid SPF TXT record by selecting mail servers, IPv4/IPv6 ranges, and includes. Validate syntax and get ready‑to‑publish output.
Build a complex mailto: link with to, cc, bcc, subject, and body. Get the HTML anchor tag. Local.
Hide your email address from scrapers by encoding it using HTML entities and CSS tricks. Still clickable for real users. Local generator.
Build an iframe with different sandbox flags and see live which features are blocked. For secure embedding.
Instantly convert plain text into HTML‑safe escaped characters for secure display in web pages. Prevent cross‑site scripting. All processing local.
Enter a first name and last name, plus a domain, to generate common email address patterns. For finding contacts.
Paste your email body and subject, and get a spam score based on common trigger words and patterns. Improve your cold outreach.
Preview the Gravatar image associated with any email address. Generate the correct Gravatar URL. Handy for avatar debugging.
Strip dangerous HTML tags and attributes (scripts, onclick) to prevent XSS attacks. Safe iframe preview. Local sanitation engine.
Evaluate the strength of your passwords with a visual meter and detailed feedback. Check for length, complexity, and breached passwords. All analysis is client-side.