Free SEO & Domain Tools
75+ professional-grade tools to research, analyze, and optimize your websites. All tools are free to use with no registration required.
Domain Tools
View all 14 toolsWHOIS Lookup
Look up domain registration information.
DNS Lookup
Check DNS records for any domain.
DNS Propagation
Check DNS propagation globally.
Domain Age Checker
Find out when a domain was registered.
Domain Generator
Generate creative domain name suggestions.
Hostname Lookup
Resolve hostnames to IP addresses.
Subdomain Finder
Discover subdomains via DNS brute-force.
Domain Comparison
Compare two domains side-by-side.
Domain Expiry Checker
Bulk check domain expiry dates.
TLD Info Lookup
Info about any Top-Level Domain.
Nameserver Checker
Verify nameserver configuration.
WWW Redirect Checker
Check www vs non-www redirects.
Domain Authority
Estimate domain authority score.
Reverse IP Lookup
Find domains on the same IP.
On-Page SEO Tools
View all 14 toolsTitle Tag Checker
Analyze title tag for SEO best practices.
H-Tag Analyzer
Check heading hierarchy (H1-H6).
Image Alt Checker
Find images with missing alt text.
Canonical Checker
Verify canonical tag implementation.
Hreflang Checker
Validate international SEO tags.
Word Counter
Count words, reading time for any page.
Broken Link Checker
Scan for broken links (404s).
Internal Link Analyzer
Map internal link structure.
Favicon Checker
Check favicon implementation.
Mobile Meta Checker
Verify mobile-friendly meta tags.
Content-to-Code Ratio
Calculate text vs HTML ratio.
Duplicate Content
Compare content between two URLs.
Heading Structure
Visualize heading hierarchy tree.
Anchor Text Analyzer
Extract and analyze anchor texts.
Technical SEO Tools
View all 13 toolsSpeed Test
Test website loading speed.
Page Load Analyzer
Detailed timing breakdown with grades.
Sitemap Validator
Validate XML sitemap structure.
HTTP/2 Checker
Test HTTP/2 protocol support.
GZIP/Brotli Checker
Check compression support.
Mixed Content Checker
Find insecure HTTP resources.
Lazy Load Checker
Detect lazy loading on images.
AMP Validator
Check for AMP version.
Core Web Vitals
Estimate LCP, CLS, FID metrics.
URL Encoder/Decoder
Encode/decode URLs instantly.
HTTP Headers
Analyze HTTP response headers.
Page Size Checker
Analyze total page size.
Redirect Checker
Trace URL redirect chains.
SEO & Content Tools
View all 12 toolsMeta Tag Analyzer
Analyze meta tags and SEO settings.
Robots.txt Tester
Test robots.txt files.
Sitemap Generator
Generate XML sitemaps.
Keyword Density
Analyze keyword density.
Backlink Checker
Discover backlinks to any domain.
Open Graph Preview
Preview social sharing cards.
Schema Validator
Validate JSON-LD structured data.
Link Extractor
Extract all links from a page.
Readability Analyzer
Flesch-Kincaid readability scores.
Excerpt Generator
Generate meta description excerpts.
Language Detector
Detect page language.
Structured Data Extractor
Extract JSON-LD, Microdata, RDFa.
Social & Content
View all 3 toolsSecurity Tools
View all 12 toolsSSL Checker
Verify SSL certificates.
Blacklist Checker
Check if a domain is blacklisted.
Security Headers
Audit HTTP security headers.
Port Scanner
Scan common ports on any host.
Malware Scanner
Scan websites for malware.
Vulnerability Scanner
Check for common vulnerabilities.
Cookie Analyzer
Analyze cookie security flags.
CSP Analyzer
Parse Content-Security-Policy.
CORS Tester
Test CORS headers.
TLS Version Checker
Check supported TLS versions.
Certificate Chain
View full SSL cert chain.
SRI Checker
Check Subresource Integrity hashes.
Email & DNS Tools
View all 8 toolsEmail Blacklist
Check mail server IP blacklists.
SPF/DKIM Checker
Verify email authentication records.
MX Record Checker
Detailed MX record analysis.
DMARC Analyzer
Parse DMARC record and policy.
BIMI Checker
Check BIMI brand email records.
DNS Record Comparer
Compare DNS between two domains.
CAA Record Checker
Check CA Authorization records.
PTR Record Checker
Reverse DNS PTR lookup.
Looking for a domain?
Search from hundreds of TLDs and register your perfect domain at competitive prices.
Search Domains