SPF, DKIM and DMARC Checker (Email Authentication)
Pricing
$5.00 / 1,000 results
SPF, DKIM and DMARC Checker (Email Authentication)
Audit SPF, DKIM, DMARC, MTA-STS and BIMI for any domain. Score 0-100 and a plain-language fix for every issue.
Pricing
$5.00 / 1,000 results
Rating
0.0
(0)
Developer
FluxLab
Maintained by CommunityActor stats
0
Bookmarked
2
Total users
1
Monthly active users
7 days ago
Last modified
Categories
Share
Email Authentication Checker
Audit SPF, DKIM, DMARC, MTA-STS and BIMI for any domain and get a score with a plain-language fix for every problem. Useful after the Gmail and Yahoo bulk-sender rules.
What it checks
- SPF: missing, duplicated or too permissive records
- DMARC: policy strength, reporting addresses
- DKIM: common selectors (Google, Microsoft 365, Zoho, Mailchimp/Mandrill, Resend, Postmark and others)
- MTA-STS and BIMI
- MX records
- Score 0-100 and a list of issues with level (
fail,warn,info) and a concretefix
Input
A list of domains (example.com). Up to 100 per run by default.
Output (one record per domain)
domain, mx, spf, issues[], score. Download as JSON, CSV or Excel, or call via API.
Use cases
- Deliverability audits for agencies and IT providers
- Onboarding checks for new client domains
- Regular monitoring of many domains via schedule
Pricing
Pay per result (one domain = one result). Only public DNS records are queried.
More tools by FluxLab
- AI Crawler Access Checker: can ChatGPT, Claude and Perplexity read your site?
- Security Headers Checker: HSTS, CSP, cookies
- Structured Data (JSON-LD) Validator
- Broken Links Checker: find 404s across a site
- Otomoto Listings Scraper: Polish car listings
Built by FluxLab. Questions or a missing feature? Open an issue on the Actor page.
