Compare
dnsprobe vs mxtoolbox.com
MXToolbox is the most-linked DNS tool on the web. dnsprobe ships a leaner alternative: same diagnostics, modern UI, free JSON API.
| Feature | dnsprobe | mxtoolbox.com |
|---|---|---|
| 01 | Side-by-side SPF, DKIM, DMARC checker | Yes, gated behind login |
| 02 | Free, no signup, no API key | Paid plans starting at $79/mo |
| 03 | Resolver speed benchmark per query | Not exposed |
| 04 | Shareable /check/{domain} permalink | Per-tool URLs only |
| 05 | Open methodology + Postgres-stored history | Opaque sampling |
Try the multi-resolver probe on the home page, or hit the free API:
curl "https://dnsprobe.net/api/v1/check?domain=example.com&type=A,MX,TXT".