Network & DNS tools

WHOIS Lookup Registrar, expiry, status, and name servers via RDAP/WHOIS DNS Lookup Records table, DNSSEC, CAA, and resolver propagation Email Authentication SPF, DMARC, DKIM, MX with deliverability verdict Mail Server Health MX IPs, PTR, blocklists, and auth in one report IP Lookup Geo, reverse DNS, ASN, network type, and RDAP IP Blacklist Check Spam and abuse blocklist reputation scan Bulk IP Geolocation Geo and ASN for many IPs in one paste Bulk Blacklist Check Blocklist status for IP lists and proxy exits WebRTC Leak Test ICE leak test beyond VPN or proxy Proxy Checker Bulk HTTP/SOCKS check with exit IP and export Proxy Anonymity Elite vs anonymous vs transparent headers SSL Test Expiry, chain trust, SANs, and CT hostnames HTTP Headers Redirects, security grade, robots.txt Lookalike Domains Unicode homoglyph and punycode variants Browser Fingerprint Canvas, WebGL, audio, device signals