Check if the IP address is on the deny list or IP block list

DKIM Signature

DKIM signatures can be added to emails to verify the legitimacy of the email content. When receiving mail, it looks for the DKIM signature header in the incoming message. If the signature and the public key in the DNS record do not match, the message is considered suspicious and may be rejected or marked as spam.

DMARC Policy

If you are using DMARC, you can set up an enforced policy to ensure that only legitimate senders can trade mail from your domain and actually deliver mail to the inbox. To do this, make sure it is set to “Reject” or “Quarantine.” This creates a boundary and ensures that untrustworthy email sources cannot impersonate your domain and deceive your customers.

Verification Channel

Verified channels help ensure the source of your emails. This is critical for both business and personal accounts because it protects your online privacy and security. If spammers try to impersonate your business or personal account, verified channels will reject these messages as spam and prevent them from reaching your inbox.

Search for your IP address on a deny list or IP block list. If you find your IP address on their lists, people may think your emails are spam because they are coming from an IP address that has a history of being associated with spam.

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They can use it to send spam or use your domain to send spam. Therefore, or phishing messages without your knowledge or consent. If people think you’re responsible for these emails, it can seriously damage your reputation.

Protect your brand reputation and credibility

Please always take the time to double-check the list of real mobile phone numbers details of the email source. This way, you can be confident that everything is in order (thank goodness!) and have some peace of mind. We hope this guide has helped you improve your email sourcing skills. Therefore, and we encourage all businesses to sign up for our free SecurityGateway to ensure legitimacy and maintain your brand reputation and credibility.