Blog

Practical insights on email deliverability, security, and infrastructure — based on real findings from working with 450+ organizations.

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Email Security

How a DMARC Misconfiguration Exposed Sensitive Email Data

November 6, 2025

Neglected DMARC reporting addresses can leak internal email infrastructure and sensitive organizational information.

Email Deliverability

Why Google Removed the IP Reputation Graph from Postmaster Tools

October 17, 2025

Removal limits visibility into ESP/CRM health, making it harder to monitor email deliverability risks.

Email Security

Mailchimp SPF Misconfigurations Can Expose Domains to Spoofing

October 15, 2025

Including Mailchimp IPs in root SPF unnecessarily exposes domains to spoofing despite strict DMARC policies.

Email Security

Google Postmaster v1 Deprecation: Impact on Email Deliverability and Security

October 15, 2025

Google Postmaster v1 is ending, reducing visibility into domain/IP reputation for email deliverability.

Email Security

Massive Phishing Campaign Targets Yahoo Using Client’s Domain

September 28, 2025

Over 72,000 phishing emails exploited a past client’s domain, bypassing DMARC monitoring protections.

Email Deliverability

How to Properly Add New Domains in Google Workspace

September 26, 2025

Use domain aliases in Google Workspace to simplify email management and avoid multiple organizations.

Email Security

How Threat Actors Exploit Redirect Chains to Bypass Spam Filters

September 25, 2025

Phishing attacks use legitimate infrastructure and redirects to obfuscate URLs and steal credentials.

Email Security

Why GoDaddy’s Enforced DMARC Policies Raise Serious Security and Privacy Concerns

September 18, 2025

Registrar-enforced DMARC breaks email delivery and exposes sensitive reporting data to third parties.

Email Security

Expanding From Real Estate to Enterprise Email Security and Deliverability

September 18, 2025

Started in real estate; now offering email security and deliverability services across all industries.

Email Security

Why Enforcing Broken DMARC Models Harms Email Security and Deliverability

September 18, 2025

Forced DMARC subdomain records break standards, hide reports, and weaken customer email security visibility.

Email Security

Why Downgrading DMARC Policies Puts Brands at Risk

September 16, 2025

Downgrading DMARC from reject to none enables spoofing and increases phishing exposure.

Email Deliverability

Office 365 “Send Mail As” Issues with Proofpoint and Gmail

September 13, 2025

Gmail Send Mail As fails with Office 365 and Proofpoint despite SMTP, MFA, and credentials configured.