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  • Authors
  • Ahona Rudra
  • About
  • Latest Posts
Ahona Rudra
Domain & Email Security Expert at PowerDMARC
Ahona is the Marketing Manager at PowerDMARC, with 5+ years of experience in writing about cybersecurity topics, specializing in domain and email security. Ahona holds a post-graduation degree in Journalism and Communications, solidifying her career in the security sector since 2019.
Latest posts by Ahona Rudra (see all)
  • What Is a PTR Record and Why It Matters - December 24, 2025
  • SPF, DKIM, DMARC: What They Are and Why They Matter - December 23, 2025
  • How to Set Up DKIM: Clear Steps You Can Follow Today - December 23, 2025
What is a DNS PTR Record

What Is a PTR Record and Why It Matters

Blog
Learn what a PTR record is, how it works, and why it matters for reverse DNS and email deliverability. Improve security and avoid spam issues.
December 24, 2025
spf dkim dmarc

SPF, DKIM, DMARC: What They Are and Why They Matter

Blog
Understand SPF, DKIM, and DMARC and how they protect your domain. Learn how they work together and why every domain should use them. Get started today.
December 23, 2025
dkim-setup

How to Set Up DKIM: Clear Steps You Can Follow Today

Blog
Learn how to set up DKIM with clear steps to add your record, update DNS, and verify your setup. Improve deliverability and secure your domain today.
December 23, 2025

How to Set Up SPF Records for Better Email Security

Blog
Set up SPF for your domain, add the correct TXT record, and strengthen email authentication. Learn the steps and get secured today.
December 23, 2025
MSP Case Study

DMARC MSP Case Study: How Pablo Herreros Simplified DNS Record Management for Clients with PowerDMARC

Success Stories
Read the full success story of how Pablo Herreros simplified DNS Record Management for Clients with PowerDMARC’s MSP Partner Program
December 10, 2025
SMB1001-DMARC

SMB1001 & DMARC: What SMBs Must Know for Email Security Compliance

Blog
Understand how SMB1001 integrates DMARC, SPF, and DKIM — what changed in 2026, what SMBs must implement, and how to comply step-by-step.
December 8, 2025
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Latest Blogs

  • what-is-CAA
    What Is a CAA Record? DNS Security GuideDecember 24, 2025 - 1:23 am
  • What is a DNS PTR Record
    What Is a PTR Record and Why It MattersDecember 24, 2025 - 1:19 am
  • SPF Permerror - SPF Too many DNS lookups
    SPF Permerror: What It Means and How to Fix ItDecember 24, 2025 - 1:14 am
  • spf dkim dmarc
    SPF, DKIM, DMARC: What They Are and Why They MatterDecember 23, 2025 - 1:30 am

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