Attackers use backscatter emails to bypass filters, harming servers and delivering phishing content.

Billing emails failed due to template errors, highlighting coordination gaps between marketing and engineering.

Sudden DMARC enforcement can disrupt workflows, block emails, and impact organizational operations significantly.

Spoofed emails can mimic trusted senders, highlighting risks in elementary school communications.

Auto-deleting outdated emails could cut storage, energy use, and environmental impact from email systems.

Microsoft 365 groups can deliver spoofed emails despite failing SPF, DKIM, and enforced DMARC policies.

Proper DMARC enforcement on the root domain protects non-existent subdomains without needing separate policies.

Even with MFA, forced password resets help contain breaches and limit ongoing attacker access.

Physical gifts from clients create lasting impact beyond digital connections and virtual meetings.

Reusing passwords puts accounts at risk, as some platforms store and email credentials in plaintext.

Cloudflare downtime affects ChatGPT, Klaviyo, and other services, impacting user experience and trust.

Your appearance on calls influences impressions, recall, and the speed of business opportunities.

New domain emvdmarc[.]com receives DMARC reports from random organizations, creating unexpected security concerns.

Implementing DMARC p=reject stops spoofing but often clashes with business workflows and new systems.

Architectural flaws in real estate SaaS platforms allow phishing campaigns through trusted email infrastructure.

Employees lacking phishing awareness risk credential compromise, even from fully authenticated DKIM/SPF emails.

True security experts connect without pitching, unlike spammers who turn networking into product promotion.

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

Scammers exploit lookalike domains to send fake Netflix cancellation emails targeting unsuspecting users.

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

Wildcard EDV misconfigurations let attackers flood inboxes with DMARC reports, disrupting email flow.

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

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

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

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

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

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

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

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

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

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

Sending large volumes without warming up can damage sender reputation and trigger spam filtering.

Public ChatGPT links can unintentionally expose credentials, internal data, and confidential company information.

Compromised SendGrid credentials enable phishing emails to pass authentication and impersonate trusted organizations.

Even minimal spoofing activity can enable targeted phishing and serious security incidents.

Lack of DMARC report coverage hides phishing attempts, leaving business emails vulnerable to threat actors.

Modern spam filtering relies on behavior and reputation, not simple keyword detection or outdated trigger-word myths.

Complex email deliverability creates opportunities to outsmart competitors using advanced strategies and best practices.

Large, sudden email sends trigger spam filters and quickly damage sender and domain reputation.

Using Google Groups for shared inboxes can expose teams to phishing and security risks.

Wildcard DMARC EDV records can be exploited, flooding mailboxes with thousands of legitimate-looking reports.

We’re hiring remote email deliverability specialists to support enterprise clients and large-scale sending programs.

Invalid DMARC RUA addresses harm reporting infrastructure and signal negligence toward email security standards.

Phishing attack on vertigo360.me highlights risks when SPF and DMARC policies are missing.

Selecting the correct domain and TLD is crucial for avoiding spam filters and improving deliverability.

Using wildcard DMARC policies without SPF support can negatively impact email deliverability and client trust.

A client under spoofing attack refuses to enforce DMARC despite clear phishing evidence.

New Google Postmaster graph helps monitor spam complaints, keeping email campaigns under compliance thresholds.

Strict DMARC policy prevented a spoofing attack, protecting domain despite spam filter bypass.

Some Yahoo-owned domains bypass Mailchimp spam report recognition, leaving unsubscribed users active.

Top level domain choice significantly impacts email deliverability and spam filtering outcomes for marketing campaigns.

The real estate community is embracing email security and deliverability as essential modern business practices.

Unforgettable evening with top email deliverability experts filled with conversation, laughs, and great food.

Office 365 emails fail sending via Gmail Send Mail As despite SMTP, Proofpoint, and authentication settings enabled.

Dedicated SendGrid IPs appearing on multiple DNSBLs can hurt email deliverability and sender reputation.

Google Postmaster graphs sometimes show high spam rates despite low email traffic or legitimate messages.

2FA verification failures locked multiple accounts, halting business operations for over 36 hours.

Join SH Consulting to manage email implementation, DNS zones, and client deliverability workflows.

EDV records appear optional since DMARC reports often send successfully without explicit external destination verification.

Always export your DNS zone to prevent service disruptions and protect email and domain security.

Even with p=reject, some email servers may still accept spoofed messages, creating residual risks.

Even with careful guidance, emails can still land in spam without proper authentication and monitoring.

Remove spam traps, throwaway accounts, and low-quality leads to improve email deliverability.

Mailchimp’s auto-DKIM setup may replace strict DMARC, exposing domains to spoofing and phishing attacks.

Emails bounced in CRM due to missing DKIM signatures and strict DMARC reject policy.

Oversized email templates risk clipping, broken tracking, compliance issues, and reduced inbox placement across providers.

Attackers exploited Google Calendar to send phishing emails, causing DMARC failures for Yahoo recipients.

Namecheap’s TTL limit affects DKIM validation, risking spam filtering and degraded email deliverability.

Non-compliant emails face gradual rejection; ensure DKIM, SPF, and DMARC are properly configured.

Museum of Professional Miniature Art in Poland uses a 63-character domain for branding.

Microsoft DMARC aggregate reports reveal recipient domains, creating insider threats and increasing phishing risk.

Outlook now bounces unauthenticated emails; ensure SPF, DKIM, and DMARC are correctly configured.

Unexpected SPF and CNAME modifications bypassed DMARC, raising concerns about domain security with GoDaddy.

Maintaining strong sending practices ensures top-tier reputation and excellent inbox placement for all campaigns.

Ads fail if emails go to spam; reaching the inbox is crucial for engagement.

Precision phishing leveraged live DPD delivery data, exposing potential system-level breaches and GDPR risks.

Domain authentication alone doesn’t guarantee deliverability; security and compliance are critical for email success.

Google has ceased sending DMARC reports, creating blind spots for email security monitoring.

Delegated access accounts impacted as GoDaddy redirects signed-in users to 404 errors today.

Connecting Google Postmaster reveals email issues; prompt action is crucial to protect deliverability.

p=reject DMARC blocked Mailchimp emails due to DKIM failures, despite unchanged DNS and Cloudflare settings.

A typo-based SPF include exposed how look-alike domains can bypass security.

Spoofing targets depend on domain exposure, authentication gaps, and automation—not company size or staff count.

Yahoo appears to reject forwarded emails due to authentication and header modification issues.

June 1 marks strict enforcement of Google and Yahoo email authentication requirements for senders.

Even small, lightly-used domains can be exploited for spoofing, phishing, and scams without owner knowledge.

Ensure email HTML templates avoid homoglyphs to prevent spam filters blocking legitimate marketing emails.

Threat actors abused AppSheet to send phishing emails that passed DKIM and DMARC checks.

Open and click rates don’t always reflect true engagement—manual replies tell the real story.

SH Consulting teams with Ylopo to ensure emails reach inboxes with security and precision.

When not into email security - out on the golf course.

Mailchimp rejects emails due to DMARC p=reject, sending 100% non-authenticated despite DKIM setup.

DKIM, SPF, and DMARC form the foundation for secure email delivery and prevent spoofing.

DMARC aggregate reports continue despite significant syntax errors, as Microsoft and Google overlook issues.

Gmail.com’s ownership by Google seems indefinite, with no foreseeable reason for it to expire.

Shared practical tips on DMARC, email security, and deliverability with 175 engaged real estate professionals.

Avoid sudden email spikes; warm up your server to maintain deliverability and domain reputation.

We’re hiring top experts to elevate email security and deliverability to the highest standard.

Yahoo Postmaster tool now tracks individual spam complaints, helping marketers maintain low complaint rates.

Wix DNS limitations prevent adding MX records, affecting email authentication and deliverability for platforms.

Wishing you secure emails, joyful holidays, and stronger connections throughout the festive season and New Year.

Clean your email lists now to prevent spam complaints and protect future deliverability success.