Free Tools
Free Domain & SEO Tools for Website Research
Instant, free tools to research any website: domain authority, Whois records, domain age, DNS, and hosting location. No account required.
Domain Research Tools
Look under the hood of any website: Domain Rating, Whois records, domain age, DNS, and hosting location.
Domain Rating Checker
Check any website's Ahrefs Domain Rating (DR) for free. Instantly see how strong a domain's backlink profile is.
Whois Lookup
Look up any domain's Whois record: registration date, expiry, registrar, nameservers, and status codes via official RDAP data.
Domain Age Checker
Find out how old any domain is. Exact registration dates from registry records, with a Wayback Machine estimate as fallback.
DNS Lookup
Check any domain's live A, AAAA, MX, TXT, NS, CNAME, SOA, and CAA records in real time via DNS-over-HTTPS.
Website Hosting Checker
Find out where any website is hosted: hosting country, city, IP address, network provider, and ASN — free and instant.
Internal Link Checker
Audit any website's internal linking. Free for sites up to 30 pages — AI-powered link suggestions with exact anchor placements, orphan page detection, and CSV export.
Domain Availability Checker
Check domain name availability across 12 popular TLDs at once, or batch-check up to 50 domains. Live registrar pricing — free, no signup.
About Our Free Tools
FWFW's free tools are designed for marketers, founders, and SEO professionals who need quick insights without expensive subscriptions. The Domain Rating Checker shows how strong any website's backlink profile is on a 0–100 scale using Ahrefs data, while the Whois Lookup, Domain Age Checker, DNS Lookup, and Website Hosting Checker cover the rest of a domain's public footprint.
Most tools run live in your browser against public APIs — no accounts, no query caps, no cost. The Internal Link Checker is freemium: audits are free for sites up to 30 pages, with one-time paid tiers for larger sites. We're continuously adding new tools; bookmark this page and check back.
Frequently Asked Questions
What free tools does FWFW offer?
A full domain research suite: Domain Rating (DR) Checker powered by Ahrefs data, Whois Lookup over official RDAP records, Domain Age Checker, live DNS Lookup, and a Website Hosting Checker. All free, with more tools on the way.
Do I need to create an account?
The domain research tools are completely free and require no signup — just enter a domain and get instant results. The Internal Link Checker is freemium: sites up to 30 pages are free, while larger audits use one-time paid tiers purchased through a free account.
Where does the tool data come from?
Each tool queries authoritative public sources live: Ahrefs for Domain Rating, official registry RDAP servers for Whois and domain age, Google Public DNS and Cloudflare for DNS records, and public IP geolocation for hosting location. Recent lookups are cached in your browser for speed.