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Network Tools
Browse free online Network Tools on tomai — fast, private, no installation, available in 11 languages.
Free tools
Free
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Free
IP Purity Check
Risk score, shared-user estimate, blacklists, proxy/VPN/Tor detection
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Free
DNS Lookup
Check A, AAAA, MX, TXT, NS, CNAME, SOA and CAA records for any domain — instant, from Cloudflare + Google DNS
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Free
Whois Lookup
Check who owns a domain, IP range, or ASN — registration dates, registrar, DNS servers and status in one structured report
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Free
Website Speed Test
Measure load performance, Core Web Vitals and optimization opportunities with a real Google Lighthouse audit — mobile and desktop.