All Domain Tools in One Place
DNS check, SSL certificate, CSR & PFX builder, redirect, IP and WordPress tools — fast, no installation.
DNS Check
Records, SPF, DMARC, DKIM and availability.
DNS Propagation
Check record propagation across 8 global servers.
Redirect Check
Follow redirect chains and count hops.
My IP
IP, location, ISP and country flag.
Preview by Custom IP
Preview a site on a new server without changing DNS — captures a screenshot.
Ping Test
Host reachability check via ICMP/TCP.
A Record Query
Query A/AAAA records via different resolvers.
PTR Lookup
Reverse DNS, IP owner/ISP and the answering PTR server.
HTTP Test
Check HTTP status, headers and response time.
Port Check
Check if a TCP/UDP port is open or closed.
SSL Check
Status, expiry, chain and self-signed/untrusted warnings.
Certificate Decoder
Decode full details of an SSL/TLS certificate.
CSR Decoder
Decode subject, SANs and key details of a CSR.
CSR Generator
Generate CSR and key with separate SANs.
Cert ↔ Key Matcher
Check that a certificate matches a private key.
CSR ↔ Key Matcher
Check that a CSR matches its private key.
PFX Builder
Convert cert and key to PFX/PKCS#12 bundle.
PFX Decoder
Extract cert, key and chain from a PFX file.
Essential WP Plugins
Download popular plugins even without repo access.
WP Toolkit
Build wp-config and download WordPress versions.