Free DNS & Domain Tools

DNS lookups, WHOIS, SSL, headers, blacklists, and more — no signup

15

tools

5

client-side

0

data stored

DNS Tools

🔍DNS Record Lookup

↩️Reverse DNS Lookup

📧Email Deliverability Tester

Domain Tools

📋WHOIS Lookup

🔎Domain Availability Checker

🚫Blacklist Checker

SSL & Web

🔒SSL Certificate Checker

📨HTTP Headers Checker

↪️Redirect Tracer

⚡Website Speed Test

Network Tools

🌐IP Address Converter

🔢Subnet Calculator

Encoding & Parsing

📝Base64 URL Encoder

🌍Punycode Converter