One scan, clearer signal
Group technical checks by what they help you decide: crawl access, trust, reliability, and user experience.
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Tool library
Find the right check for the layer you are debugging
Search 62 checks across crawl access, DNS, SSL, uptime, stack clues, security, email setup, and page structure. Start broad, then open the exact tool behind each signal.
62
Tools
8
Categories
No
Account required
Explore tool hubs
Website Audit
Comprehensive website audit and SEO analysis checks.
DNS & Domain
DNS lookup, domain age, and propagation checks.
Security
Website security, SSL, and HTTP header checks.
Performance & Tech
Website performance testing and tech stack detection checks.
Email deliverability and configuration checks.
Lookup & Info
Domain research, IP lookup, and WHOIS checks.
Utilities
Website utilities and technical generators.
Public AI Access
Public AI access, crawlability, and extractability checks.
Start by need
Pick the problem. CheckWebs picks the path.
A large tool library only works when the first click is obvious. Choose the situation you are dealing with, add a domain if you have one, and start at the right diagnostic layer.
How results stay readable
Find the right tool without extra reading
The hub pairs concise use cases with visual pathways, so users can move from a broad problem to a specific diagnostic faster.
Results built for action
Show the score, confidence, and next useful page without forcing readers through dense raw output.
Clearer next steps
Connect broad website questions to the right checks for status, tech stack, ownership, age, and public content access.
All (62)Website Audit (10)DNS & Domain (8)Security (7)Performance & Tech (10)Email (2)Lookup & Info (5)Utilities (8)Public AI Access (12)
SEO Analyzer
Check if your website is SEO-friendly with a full on-page audit
Website Audit~3s
Accessibility Checker
Check if your website is accessible and WCAG compliant
Website Audit~3s
UI/UX Audit
AI-powered visual design and usability review
Website Audit~8s
Full Website Audit
Complete audit: SEO + Accessibility + UI/UX + public AI access
Website Audit~12s
Heading Structure Analyzer
Analyze H1-H6 heading hierarchy for SEO and accessibility
Website Audit~2s
Canonical URL Checker
Validate canonical URLs to prevent duplicate content issues
Website Audit~2s
hreflang Checker
Validate hreflang tags for multi-language websites
Website Audit~2s
Internal Link Analyzer
Analyze internal linking depth and orphan page signals
Website Audit~2s
Content Depth Checker
Analyze word count, readability, and content signals
Website Audit~2s
Image SEO Checker
Audit images for alt text, lazy loading, and modern formats
Website Audit~2s
Exact questions
Tools built for practical technical questions
Each tool is mapped to a problem a website team actually needs to verify: DNS changes, SSL warnings, crawl blocks, page metadata, uptime, stack clues, or security headers.
Diagnostic paths
Move from a broad issue to the right check
The tool library is organized around real tasks: crawler access, competitor research, outages, launch QA, DNS, SSL, and domain trust.
For crawler access, answer structure, and source clarity
Public AI access checks
Help teams check whether public content can be crawled, parsed, and understood without making citation promises.
For teams comparing monitoring suites and first-pass checks
Tool comparison and AI monitoring research
Help users understand what CheckWebs can validate now and what paid monitoring tools still handle better.
For BuiltWith, Wappalyzer, CMS, hosting, and stack queries
Competitor and stack research
Help users research what a website uses, who operates it, and which public infrastructure signals are visible.
For status, SSL, DNS, headers, and incident searches
Outage, trust, and security triage
Connect a broken-site question to the checks that explain whether the issue is DNS, TLS, redirects, or headers.