toolgrep / Email & messaging / dkimvalidator.com
Alternatives to dkimvalidator.com
dkimvalidator.com: Email validator that checks DKIM, SPF validity and SpamAssassin score by sending an email to any address @dkimvalidator.com. 8 products similar to dkimvalidator.com, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 3 of 8 have an API, 1 of 8 offers an MCP server.
- IntoDNS.ai
DNS and mail server checker for SPF, DKIM, DMARC, DNSSEC, MTA-STS, BIMI, and blacklists
- Antideo
API for IP and email intelligence and phone number validation
- CertPost
SSL certificate monitoring for teams and agencies
- DebugMail
Fake SMTP server for testing emails
- Internet.nl
Test for modern Internet Standards like IPv6, DNSSEC, HTTPS, DMARC, STARTTLS and DANE.
- UptimeObserver
Uptime monitoring for websites, SSL certificates, DNS, domains, ports, and ping with alerting via email, Telegram, Slack, Discord, Pushover, and webhooks.
- Sucuri SiteCheck
Free website malware and security scanner
- WebSitePulse
Website and server monitoring with free test tools
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| dkimvalidator.com | Free | yes | no | no | no | no |
| IntoDNS.ai | Free | yes | yes | yes | — | — |
| Antideo | Freemium | yes | yes | no | — | no |
| CertPost | Freemium · from $0 | yes | yes | no | no | no |
| DebugMail | Freemium · from $2 | yes | no | no | no | no |
| Internet.nl | Free | yes | — | no | — | — |
| UptimeObserver | Freemium · from 5 EUR/month | yes | — | no | — | no |
| Sucuri SiteCheck | Freemium | yes | — | no | — | no |
| WebSitePulse | Freemium · from 3.00 | yes | — | no | — | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/dkimvalidator-com/alternatives