DNS/HTTP Tester: Network Tools

DNS/HTTP Tester — a complete network diagnostic toolkit wrapped in a nostalgic retro '90s desktop interface. Built for developers, sysadmins, and IT professionals who want fast answers, with no accounts, no ads, and no tracking. CORE TOOLS ▸ DNS Lookup — A, AAAA, MX, TXT, CNAME, NS, SOA records ▸ DNS Propagation — check across 5 global resolvers, with an "Is it down or just me?" verdict ▸ HTTP Header Inspector — status, security headers, CORS, compression, response time ▸ SSL Certificate Checker — expiry, issuer, alt names, protocol ▸ DNSSEC Validation — verify the AD flag ▸ Whois Lookup — registrar, key dates, nameservers ▸ Hosting & Location — country, city, ASN, organization ▸ Ping / Latency — visual response-time graph ▸ Tech Fingerprint — detect CDN, WAF, server, and framework DOMAIN AUDIT — all in one place ▸ Health Score — a weighted A–F grade with a full checklist (DNS, HTTPS,…