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IT allowlist guide for schools

For IT administrators: how to allowlist Daystage in Google Workspace, Microsoft 365, and other school email systems so newsletters reach the inbox.

If your school filters inbound email through Google Workspace, Microsoft 365, or an on-premise gateway, newsletters sent through Daystage may be quarantined before they reach the inbox. This guide gives your IT administrator the exact information needed to add an allowlist exception.

For teachers:Forward this article to your school's IT department. Ask them to add the allowlist entries below. The change takes effect immediately for future sends.

Daystage sending information

All Daystage newsletters are sent through Resend, a professional email delivery service. Add the following to your allowlist:

What to allowlistValue
Sender addressnewsletter@daystage.com
Sender domaindaystage.com
AuthenticationSPF and DKIM both published for daystage.com
DMARC policyp=quarantine (enforced)
Bounce domainsend.daystage.com

Daystage sends through a shared IP pool managed by Resend. Because IP addresses can rotate, domain-based allowlisting (above) is more reliable than IP-based allowlisting.

Google Workspace

Use the Email allowlistsetting to bypass spam filters for Daystage's sending domain.

  1. Sign in to the Google Admin console at admin.google.com.
  2. Go to Apps → Google Workspace → Gmail → Spam, Phishing and Malware.
  3. Scroll to Email allowlist. Click the pencil icon to edit.
  4. Add the following domain or address (one per line):
    daystage.com
  5. Click Save. The setting applies to all users in your domain.

For more granular control, you can also add newsletter@daystage.com as an approved sender in Spam, Phishing and Malware → Approved Senders.

Microsoft 365 (Exchange Online)

Add a mail flow rule that bypasses spam filtering for Daystage emails.

  1. Sign in to the Exchange Admin Center at admin.exchange.microsoft.com.
  2. Go to Mail flow → Rules.
  3. Click Add a rule → Create a new rule.
  4. Configure the rule:
    • Name: Allow Daystage newsletters
    • Apply this rule if: The sender domain is daystage.com
    • Do the following: Set the spam confidence level (SCL) to Bypass spam filtering
  5. Click Save.

Alternatively, go to Security (security.microsoft.com) → Policies & rules → Threat policies → Anti-spam → Connection filter policy and add the Daystage sending domain to the allowed list.

Other email systems

For Barracuda, Mimecast, Proofpoint, or other email gateways, add daystage.comas a trusted sender domain in your gateway's allowlist or policy editor. Consult your gateway's documentation for the exact setting name ("safe senders," "approved domains," "policy exceptions," etc.).

Because Daystage emails are DKIM-signed and DMARC-enforced, most modern gateways will recognize them as authenticated and can be allowed based on that signal.

Confirm it worked

After adding the allowlist entry, ask a teacher to send a test newsletter to a school email address. The email should arrive in the Primary or Inbox folder, not Promotions or Spam. If it still lands in Promotions, the recipient can drag it to Primary and click "Yes" when Gmail asks to do this for future messages.

Still having issues? Email us at team@daystage.com with your email system and the bounce or header details. We can help diagnose.

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Email team@daystage.com