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How to fix blank screen issues when using SNDS?

Michael Ko profile picture
Michael Ko
Co-founder & CEO, Suped
Published 17 Apr 2025
Updated 17 Aug 2025
7 min read
Dealing with a blank screen when trying to access Microsoft's Sender Network Data Services (SNDS) can be incredibly frustrating. This portal is a critical tool for email senders to monitor their reputation with microsoft.com logoMicrosoft and diagnose deliverability issues. When it's not working, it feels like you're flying blind, unable to see if your IPs are blocklisted (or blacklisted) or if your email stream is healthy.
Many factors can contribute to a blank screen, from simple browser glitches to more complex backend data processing issues or even a service outage. In this guide, I'll walk you through common causes and actionable steps to fix blank screen issues and get back to monitoring your email deliverability effectively.

Addressing immediate browser and caching problems

One of the most frequent culprits behind a blank SNDS screen is your web browser. Outdated cache, corrupted cookies, or browser-specific incompatibilities can prevent the portal from loading correctly. Before diving into more complex solutions, it's always best to start with these quick fixes.
  1. Clear cache and cookies: This is often the simplest and most effective solution. Browsers store temporary data that can sometimes conflict with web applications. Clearing this data forces your browser to fetch fresh information from the server.
  2. Try incognito or private mode: Opening SNDS in an incognito or private browsing window bypasses most extensions and cached data, providing a clean slate that can help identify if browser settings are the issue.
  3. Use a different browser: If one browser is giving you a blank screen, try another. Some users report better compatibility with specific browsers for SNDS, such as Safari or Microsoft Edge, over Chrome.
  4. Reload the page: Sometimes a simple refresh is all it takes to resolve a temporary loading error, especially if parts of the page fail to load initially.
If you're still facing a blank screen, consider that the issue might be with your system's display drivers or general connection. While less common for web portals, ensuring your graphics drivers are up to date and there are no underlying system issues can sometimes resolve unexpected display problems, which are akin to the blank screen scenarios seen with general computer issues. You can refer to Microsoft's general troubleshooting guide for blank screens if these basic browser steps don't yield results.

Browser troubleshooting checklist

  1. Clear Data: Erase browser cache and cookies for a fresh start.
  2. Incognito Mode: Test SNDS in a private window to isolate extension conflicts.
  3. Switch Browsers: Try Safari or Microsoft Edge if Chrome is problematic.
  4. Check Extensions: Temporarily disable browser extensions that might interfere.

Checking your SNDS access and data status

Sometimes, the blank screen isn't about your browser but relates to your account's access permissions or how data is being processed on the backend. This is especially true if you've recently made changes to your account or if Microsoft SNDS is experiencing data delays.
First, verify that your account still has the necessary permissions to view the IPs or domains in question. If IPs were recently added or removed, or if account roles were changed, this could lead to a blank display. Double-check your user roles and ensure the correct IP ranges or domains are registered and active. If you're trying to add new users to SNDS or reconfigure existing ones, there might be a delay before the changes take effect and data appears.
It's also worth noting that data in SNDS isn't always real-time. There can be inherent delays in how frequently Microsoft processes and displays sender data. A blank screen might simply mean that the data for the selected period hasn't been populated yet, or that there's genuinely no activity or reputation data to show, which could be a good sign if you expect low volume or positive standing.
If SNDS data is not displaying or is delayed, consider waiting a few hours or checking back the next day. Sometimes, system maintenance or unexpected internal processing issues can cause temporary disruptions in data availability. This waiting period allows the system to catch up and display the most current information. If the issue persists, reaching out to Microsoft support with specific details about your account and the affected IPs might be necessary.

Common issues

  1. New IP/Domain: Recently added IPs or domains may not show data immediately due to processing delays.
  2. Account changes: Modifications to user permissions or linked IPs can disrupt data display.
  3. Low Volume: If sending volume is very low, there might not be sufficient data to display.

Solutions

  1. Wait it out: Allow 24-48 hours for new data or account changes to propagate.
  2. Verify access: Confirm your user permissions and the linked IPs/domains are correct.
  3. Check email volume: Ensure sufficient email traffic is being sent to Microsoft recipients.

When SNDS might be experiencing system issues

Occasionally, the blank screen might not be an issue on your end at all, but rather a temporary problem with the SNDS service itself. Just like any large online platform, Microsoft's services can experience maintenance, outages, or unexpected glitches that lead to data not displaying. This can directly impact Outlook inboxing rates and overall email deliverability to Microsoft domains if left unaddressed.
While there isn't a public status page specifically for SNDS, you can often find information about broader Microsoft service health through their official channels or by checking community forums where other senders might be reporting similar issues. If a system-wide problem is occurring, the best course of action is patience, as Microsoft will typically work to resolve it swiftly. However, it's essential to understand that any SNDS downtime can affect your ability to monitor if your IPs are on a blocklist (or blacklist).
A blank screen, when not related to technical glitches, can sometimes indicate that there's no actionable data to show, which might mean your IPs aren't currently under any significant filtration or reputation issues. However, never assume this. Always cross-reference with your own sending logs and, if available, other deliverability tools. Knowing what a red filter result means in SNDS and understanding the various data points is key to proactive deliverability management, especially when troubleshooting why your emails might be going to spam.

Views from the trenches

Best practices
Always try a fresh browser session (incognito mode) before digging deeper.
Keep your browser updated to the latest version for optimal compatibility.
Familiarize yourself with Microsoft's official support resources for any service-wide announcements.
Common pitfalls
Assuming a blank screen means no issues, overlooking potential deliverability problems.
Not clearing cache and cookies, leading to persistent loading errors.
Overlooking account permission changes as a cause for missing data.
Expert tips
If you frequently encounter blank screens, consider if an automated data pull might be more reliable.
Always cross-reference SNDS data with other deliverability metrics and monitoring tools.
Document any recurring blank screen incidents, noting the time and browser used for support tickets.
Marketer view
Marketer from Email Geeks says sometimes a blank screen means you just need to clear your cookies and try again, or switch to a different browser.
2024-05-22 - Email Geeks
Marketer view
Marketer from Email Geeks says they found data loading correctly on Safari and often use Edge for any Microsoft-related issues.
2024-05-22 - Email Geeks

Final thoughts on resolving SNDS blank screens

A blank screen in SNDS can be a puzzling obstacle to effective email deliverability management. By systematically troubleshooting browser-related issues, verifying account access, and staying informed about Microsoft's service status, you can often resolve these frustrating display problems.
Remember, the goal is to consistently access and analyze your sender data. If a particular browser or set of steps works for you, stick with it. Proactive monitoring and quick resolution of technical issues ensure that you maintain a healthy sender reputation and achieve optimal email deliverability to Microsoft inboxes.
By applying these solutions, you can minimize downtime and ensure that you always have access to the critical insights SNDS provides to help manage your sender reputation and avoid being caught on a blacklist (or blocklist).

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