Overview

The DNS Health Checker by EmailListVerify offers a straightforward, real-time DNS diagnostics tool that evaluates the critical setup of email sending infrastructure. It checks for potential issues in SPF, DMARC, MX records, and blacklists to ensure your domain is properly configured to deliver email reliably and avoid spam filters.

Features and Capabilities

• Blacklists: Real‑time testing against DNS‑based email blacklists to detect domain or IP listings that may impair email deliverability.
• DMARC: Verification of DMARC DNS record configuration to ensure proper email authentication protocols are in place.
• SPF: SPF record validation by checking if the sending domain’s IPs are authorized to dispatch emails.
• MX: MX record examination to confirm correct mail server settings for email reception.
• Real‑Time Monitoring & Alerts: Instant feedback on DNS health allows for swift detection and resolution of deliverability issues.
• Deliverability Optimization: Helps prevent emails from being rejected or sent to spam by ensuring authentication records are properly configured.
• Unlisting Guidance: Assists with identifying blacklist issues and navigating the process of domain/IP removal from blacklists.
• Holistic DNS Health: Evaluates all critical email DNS settings in one place to simplify deliverability diagnostics.