What Is My IP
Instantly see your public IPv4/IPv6, user agent, and basics.
Free Network & Website Tools
Fast, privacy‑friendly utilities for DNS, IP, HTTP, SSL and site diagnostics — lightweight, server‑rendered, and ready for everyday troubleshooting.
DNS Lookup & Reverse DNS
Query A, AAAA, CNAME, MX, NS, TXT, SRV and check SPF/DMARC.
WHOIS (RDAP) Lookup
Check domain/IP registration details via modern RDAP over HTTPS.
HTTP Headers & Redirect Checker
Follow redirects safely and inspect key response headers.
SSL/TLS Certificate Viewer
Read certificate chain, SANs, validity, and fingerprints.
IP and ASN Lookup
Find IP owner details, ASN, country, and allocation CIDRs.
Email Syntax + DNS
Validate email format and check MX, SPF, DMARC records.
Tools & Diagnostics
Explore free network tools
A fast, privacy‑friendly toolbox for everyday web ops: check DNS and email records, identify your public IP, trace redirects and HTTP headers, inspect TLS certificates, and look up IP ownership (ASN/CIDR). No accounts, no tracking — just lightweight utilities that load quickly and get to the point.
Free and privacy‑first Server‑rendered and fast No login or heavy scripts
Troubleshoot common issues
- Verify DNS, SPF, and DMARC after launches or migrations.
- Audit redirects and security headers for best practices.
- Confirm TLS expiry dates and SAN coverage.
- Identify IP owners and networks via RDAP.
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