Domain Health Checker
Check your domain's email deliverability configuration. Verify SPF, DKIM, DMARC, MX records and more. Free DNS health check tool.
More Email Deliverability tools
- DNS Record Generator — Generate SPF and DMARC records for your domain. Copy-paste ready DNS records for email authentication. Free DNS generator tool.
- Email Blacklist Checker — Check if your domain or IP is on email blacklists. Scan 50+ blacklist databases including Spamhaus, SpamCop, Barracuda. Free blacklist lookup.
- Email Header Analyzer — Analyze email headers for deliverability issues. Check SPF, DKIM, DMARC results, server hops, and spam scores. Free header analyzer.
- Email Preview Tool — Preview how your email appears in Gmail, Outlook, and mobile. Test subject lines, preheaders, and sender names. Free email preview tool.
- Inbox Placement Predictor — Estimate where your emails will land - inbox, promotions, or spam. Score your sending setup and predict placement rates.
- Spam Score Calculator — Check your email for spam triggers. Score your subject line and body content against common spam filters. Free spam score tool.
domain
health checker
verify your email sending configuration for maximum deliverability
tl;dr
Domain Health Checker Check your domain's email deliverability configuration. Verify SPF, DKIM, DMARC, MX records and more. Free DNS health check tool.
Check Your Domain Configuration
Proper DNS configuration is the foundation of email deliverability. Verify SPF, DKIM, and DMARC records are set up correctly.
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More Email Deliverability tools
dns record generator
generate spf and dmarc records for your domain. copy-paste ready dns records for email authentication. free dns generator tool.
email blacklist checker
check if your domain or ip is on email blacklists. scan 50+ blacklist databases including spamhaus, spamcop, barracuda. free blacklist lookup.
email header analyzer
analyze email headers for deliverability issues. check spf, dkim, dmarc results, server hops, and spam scores. free header analyzer.
email preview tool
preview how your email appears in gmail, outlook, and mobile. test subject lines, preheaders, and sender names. free email preview tool.
inbox placement predictor
estimate where your emails will land - inbox, promotions, or spam. score your sending setup and predict placement rates.
spam score calculator
check your email for spam triggers. score your subject line and body content against common spam filters. free spam score tool.
Frequently asked questions
At minimum, you need SPF, DKIM, and DMARC records configured. MX records are needed if you receive email on the domain.
The tool verifies SPF, DKIM, DMARC, and MX records to ensure proper email deliverability configuration.
DMARC helps prevent email spoofing and phishing by providing instructions for handling unauthenticated emails.
No, the tool only checks and reports the status of DNS records. You must update them via your DNS provider.
It's recommended to check your domain's health monthly or before major email campaigns.
No, the tool does not store any domain data; it only performs live checks and displays results.
Yes, the tool is completely free to use without any limitations.
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A small business owner wants to ensure their email domain is properly configured for deliverability.
Sample input
- Domain: example.com
Result
SPF Record: Valid (v=spf1 include:_spf.google.com ~all) DKIM Record: Valid (DKIM signature found) DMARC Record: Missing MX Records: Valid (mx1.mailserver.com, mx2.mailserver.com) Overall Health: Moderate - DMARC record is missing, which can impact email deliverability.
About Domain Health Checker
The Domain Health Checker is an essential tool for anyone responsible for managing email communications. By verifying key DNS records such as SPF, DKIM, and DMARC, it helps ensure emails are authenticated and delivered successfully. Proper configuration of these records is crucial to prevent emails from being marked as spam or rejected. Additionally, the tool checks MX records to ensure emails are routed correctly to your mail servers. Regular checks can help maintain optimal email deliverability and protect your domain's reputation.
How it works
- Enter your domain name in the tool.
- The tool queries DNS records for SPF, DKIM, DMARC, and MX configurations.
- Results are displayed showing the validity and configuration status of each record.
- Recommendations are provided if any issues are detected.
When to use it
- A marketing team checks their domain's health before a large email campaign.
- An IT specialist verifies DNS settings after migrating to a new email provider.
- A domain owner troubleshoots deliverability issues reported by users.
- An MSP audits client domains for email security compliance.