Proofpoint Essentials

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Here you will find a list of guides and useful resources related to Proofpoint Email Essentials

• Blocklists - Check if the domain name or IP address is blocked for delivery.
• Proofpoint IP Addresses - List of subnets that Proofpoint uses to reach your mail server.
• Filter Order of Operations - Understand how Proofpoint processes email filters.
• Limits Rate for Sending & Receiving - Proofpoint email rate limits.
• Limits Size/Attachment - Proofpoint limits for email attachment sizes.