Quick Help Tools

Domain, Email and Internet Checker Tools

This page brings together a few simple online checks that can help with common website, email and internet issues. Use the tools below to inspect DNS records, mail routing, domain details, SSL connectivity and your current public IP address.

These tools are intended as a simple reference only. They can help point you in the right direction, but they do not replace proper diagnosis, especially when issues involve hosting, domain registrars, Microsoft 365 or router settings.

If you are unsure what the result means, contact A to PC and we can help.
Tools available: 5

Domain
3
Email
1
Connection
1
Free Tools
Yes

Domain & Email Tools

Useful for website moves, name server checks, email routing and certificate issues.

DNS Checker

Look up common DNS records for a domain.

DNS
Checks A, AAAA, MX, NS and TXT records.
Domain Info / WHOIS

Show name servers and basic domain information.

WHOIS
A simple helper for domain location and DNS ownership clues.
MX Lookup

Check where email for a domain should be delivered.

MAIL
Helpful when business email is not arriving or has moved providers.
SSL Checker

Test secure connectivity to a website domain.

SSL
Useful when a browser shows a security warning or HTTPS issue.

Connection Tool

A simple public IP check for remote support and router access requests.

What Is My IP

Show your current public internet address.

IP
Handy for remote desktop, VPN, firewall and hosted service access.