Network diagnostics in your Microsoft 365 workflow
NetQuery for Microsoft Teams, Outlook, and Microsoft 365 Copilot
Run fast DNS, email, IP, SMTP, and TLS diagnostics without leaving Microsoft 365. NetQuery gives IT administrators, security teams, managed service providers, help desks, and developers concise results directly inside their existing workflow.
Available in
- Microsoft Teams
- Microsoft Outlook
- Microsoft 365 Copilot
Stay in the conversation
Diagnose problems without leaving Microsoft 365
Use NetQuery from a Teams chat, Teams channel, Outlook compose experience, or Microsoft 365 Copilot. Investigate a domain, address, mail route, or public endpoint while the people working on the issue remain in the same conversation.
- Investigate suspicious domains and IP addresses
- Diagnose mail-routing failures
- Check email authentication
- Review SMTP and transport security
- Triage incidents while collaborating
- Share concise diagnostic results with colleagues
Public network signals
What you can check
Move from broad network diagnostics to focused DNS, mail, reputation, and transport checks. Continue with the linked NetQuery web tools when you need a dedicated view.
Flexible input
Simple commands, useful answers
Enter a natural-language request, paste a domain or IP address for automatic routing, or use a command-style lookup when you know the check you want. NetQuery parses the request and returns a concise diagnostic response.
Supported command examples
mx:google.comdmarc:example.comtls:example.comsmtp:mail.example.comFrom install to answer
How it works
- Step 1
Install NetQuery from Microsoft Marketplace.
- Step 2
Open NetQuery in Teams, Outlook, or Microsoft 365 Copilot.
- Step 3
Enter a domain, IP address, command, or natural-language diagnostic request.
Focused workflows
Built for technical teams
IT administrators
Check DNS and service reachability while resolving user and tenant issues.
Security and incident-response teams
Investigate suspicious domains and IP addresses, then share findings in the incident conversation.
Managed service providers
Triage client domains from the Microsoft 365 workspace already used to coordinate support.
Help desk teams
Gather concise diagnostic results before escalating mail and connectivity issues.
Email administrators
Review routing, authentication, SMTP, and transport-security signals together.
Developers and DevOps teams
Validate public endpoints and DNS changes with less context switching.
Before you run a lookup
Accounts, context, and data limitations
- No NetQuery account is required for supported Microsoft 365 lookups.
- Opening protected reports on the NetQuery website may require signing in.
- Results are based on public DNS and internet-facing services. Private DNS zones and internal-only hosts are not queried.
- The app can process information from the active Microsoft 365 context when you invoke it, including relevant URLs or addresses needed for the requested lookup.
Common questions
Frequently asked questions
What is NetQuery for Microsoft 365?
NetQuery is a third-party network and email diagnostic app available through Microsoft Marketplace. It returns concise results for public DNS and internet-facing services inside Microsoft 365 workflows.
Where can I use the NetQuery app?
You can invoke NetQuery from a Microsoft Teams chat or channel, the Outlook compose experience, or Microsoft 365 Copilot, subject to your organization's Microsoft 365 app policies.
What DNS and email checks does NetQuery support?
Supported checks include DNS records, MX, SPF, DKIM, DMARC, CAA, DNSSEC, forward and reverse DNS, WHOIS, IP reputation, DNS blacklists, TLS certificates and ciphers, and SMTP reachability and capabilities.
Do I need a NetQuery account?
No NetQuery account is required for supported Microsoft 365 lookups. Opening a protected report on NetQuery.tools may require you to sign in.
Can NetQuery query private DNS zones?
No. Results are based on public DNS and internet-facing services; private DNS zones and internal-only hosts are not queried.
Is the Microsoft 365 app free?
Yes. The NetQuery Microsoft 365 app is free to install and use for its supported lookups.
How do I install NetQuery in Microsoft Teams?
Open the NetQuery listing in Microsoft Marketplace, choose the available install option, and follow Microsoft's prompts. Your organization's app policies may require administrator approval.
Can I continue investigating a result on NetQuery.tools?
Yes. When a result provides a web-report link, you can open it on NetQuery.tools to continue the investigation. Protected reports may require sign-in.
Bring NetQuery into your Microsoft 365 workflow
Install the app to run public DNS, email, IP, SMTP, and TLS diagnostics where your team is already working.