Preparing for a startup launch involves a multitude of technical and marketing details. It is easy to overlook simple configurations like misconfigured DNS records that send launch emails to spam, broken favicon paths, or insecure HTTP headers that open up vulnerabilities.
This checklist provides a structured workflow using 22 free tools to audit and verify your website before launching.
1. Identity and Naming
Establishing a clean brand identity across domains and social channels is your first step.
Name and Brand Availability Checker
Verify your product or brand name is available before committing resources. Run a check to search domain registries and 13+ community platforms (Reddit, GitHub, X, Instagram, and more) simultaneously.
- Action: Check brand name availability.
- Tool: Name and Brand Checker
Reddit Shadowban Checker
Ensure your personal or startup founder account is visible and has not been silently restricted by Reddit's automated spam filters before you begin outreach or launch announcements.
- Action: Input your Reddit username to verify profile visibility.
- Tool: Reddit Shadowban Checker
2. Infrastructure and Security
Secure and verify your domain setup to establish technical trust.
DNS Lookup
Verify that your domain DNS records are configured correctly. Resolve A, AAAA, MX, TXT, NS, CNAME, and SOA records to confirm hosting and email configurations are ready.
- Action: Perform a DNS audit.
- Tool: DNS Lookup
SSL Certificate Checker
A missing or expired SSL certificate triggers browser security warnings that scare away visitors. Verify certificate validity, expiration dates, signature algorithms, and key issuers.
- Action: Inspect your SSL certificate.
- Tool: SSL Certificate Checker
HTTP Headers Checker
Audit response headers to confirm security policies are in place. Ensure headers like HSTS, Content-Security-Policy, and X-Frame-Options are configured to protect against clickjacking and scripting injection.
- Action: Run a security headers check.
- Tool: HTTP Headers Checker
3. SEO and AI Discovery (GEO)
Ensure both search engines and artificial intelligence crawlers can easily access and index your site content.
LLM SEO and GEO Analyzer
Audit your site's readiness for AI search engines (like Perplexity and ChatGPT). Inspect your llms.txt file, verify AI crawler access rules, check JSON-LD schemas, and evaluate semantic HTML.
- Action: Review AI search engine optimization.
- Tool: LLM SEO and GEO Analyzer
Google Indexing Checker
Verify that search crawlers are not blocked from indexing key pages. Probes robots.txt configurations to spot crawl conflicts.
- Action: Verify crawl accessibility.
- Tool: Google Indexing Checker
Sitemap.xml Validator
Ensure your sitemap structure conforms to XML schemas, reports correct URL counts, and includes optional last-modification tags to help crawlers discover new pages.
- Action: Validate sitemap formatting.
- Tool: Sitemap.xml Validator
Favicon Checker
Audit your site's icons across different contexts. Probes standard favicons, Apple touch icons, and web manifest declarations to ensure proper bookmark branding.
- Action: Check site icons.
- Tool: Favicon Checker
Meta Tags Checker
Review the title, description, canonical URL, and other metadata tag lengths to optimize how your pages appear on search engine result pages.
- Action: Check page meta tags.
- Tool: Meta Tags Checker
OG Share Image Checker
Verify that Open Graph and Twitter Card images load correctly and meet dimension requirements for high-DPI social media preview snippets.
- Action: Test social media share images.
- Tool: OG Share Image Checker
4. Marketing and Analytics
Prepare your attribution links and time your community interactions for maximum outreach effect.
UTM Link Builder
Build clean tracking links with campaign tags (source, medium, campaign, term, content) using standard marketing presets. Proper campaign links ensure your attribution data in GA4 remains organized.
- Action: Build campaign tracking URLs.
- Tool: UTM Link Builder
Best Time to Post on Reddit
Analyze recent submissions and user activity in your target subreddit to identify peak engagement hours. Use this data to schedule announcements when readers are most active.
- Action: Analyze subreddit activity.
- Tool: Best Time to Post on Reddit
Best Time to Post on Hacker News
Determine peak voting and submission hours on Hacker News based on recent stories. Use this to schedule "Show HN" or other submissions.
- Action: Analyze Hacker News submission trends.
- Tool: Best Time to Post on Hacker News
Bluesky Analytics
Verify profile growth, engagement rates, and peak posting times for handles on the Bluesky network.
- Action: Run Bluesky handle analysis.
- Tool: Bluesky Analytics
Reddit User Analyzer
Evaluate lead quality by analyzing a user's top subreddits, post frequencies, and comment history. Use this to qualify buying intent before sending manual outreach.
- Action: Analyze a target user profile.
- Tool: Reddit User Analyzer
Company Email Finder
Find up to 5 email contacts associated with a company domain, including generic and personal formats with confidence scores, to kickstart your cold outreach pipeline.
- Action: Search company contacts by domain.
- Tool: Company Email Finder
5. Operations and Finance
Complete your administrative and operational tasks before accepting transactions.
Policy Generator
Build starter Privacy Policy, Terms & Conditions, and Refund Policy documents. Generated entirely in the browser, these templates give you a solid baseline before legal review.
- Action: Generate legal policy templates.
- Tool: Policy Generator
Email Validator
Validate outbound contact addresses before loading lists into your marketing software. Verify address formats, domain MX configuration, and disposable domain flags to protect your domain status.
- Action: Verify email deliverability.
- Tool: Email Validator
Currency Converter
Look up reference mid-market exchange rates to convert pricing tiers, payout structures, or international invoices.
- Action: Calculate exchange values.
- Tool: Currency Converter
Time Saved Calculator
Estimate the time you spend on manual customer discovery each week and evaluate how much time can be saved by automating the search for buyer intent.
- Action: Calculate time-saved metrics.
- Tool: Time Saved Calculator
Summary
Before hitting publish on your launch, verify that each item in this checklist has been validated. Fixing configuration and security settings prior to launch ensures your visitors get a secure, professional, and indexed experience from day one.