IsMyEmailBlacklisted vs HetrixTools
HetrixTools offers solid blacklist monitoring, but stops at the alert. IsMyEmailBlacklisted gives you the full picture: 60 blacklists, delisting playbooks, authentication checks, and 17 free security tools.
| Feature | IsMyEmailBlacklisted | HetrixTools |
|---|---|---|
| Blacklists checked | 60 | ~80-100 |
| Free blacklist check | ||
| Automated monitoring | ||
| SPF/DKIM/DMARC validation | ||
| SMTP health checks | ||
| Delisting playbooks | ||
| Email spoofing test | ||
| SMTP security scanner | ||
| Email header analyzer | ||
| BIMI/MTA-STS/DANE checks | ||
| DNS authentication diagnosis | ||
| Health score dashboard | ||
| Multi-channel alerts (Slack/webhook/SMS) | Email only | |
| Total free tools | 17 | 0 |
| API access | Paid | |
| Free plan domains | 2 | 2 (blacklist only) |
| Starting price | $14/mo | $9.95/mo |
Why teams choose IsMyEmailBlacklisted
Full authentication diagnosis (SPF, DKIM, DMARC) — HetrixTools only monitors blacklists, not your DNS configuration
17 free security tools including spoofing test, SMTP scanner, header analyzer, and DNS recon — HetrixTools has none
Step-by-step delisting playbooks for every blacklist — HetrixTools alerts you but doesn't tell you how to fix it
Deliverability score dashboard tracks your overall health over time
Multi-channel alerts: email, Slack, webhooks, and SMS — not just email
BIMI, MTA-STS, and DANE checks for complete transport security coverage
Email spoofing vulnerability test — see exactly how exposed your domain is
SMTP security scanner detects open relays, VRFY/EXPN exposure, and TLS gaps
Limitations of HetrixTools
HetrixTools only monitors blacklists — no SPF, DKIM, DMARC, or SMTP diagnostics
No delisting guidance — you're notified but left to figure out removal yourself
No free security tools — all 17 tools that IsMyEmailBlacklisted offers for free
No email spoofing test or SMTP security scanner
No deliverability health score — just raw blacklist pass/fail status
Alerts limited to email notifications — no Slack, webhook, or SMS integrations in base plans
Ready to switch?
Run a free scan right now and see the difference. No signup required.