Frosty Verify

The verifier serious senders run before every send

Your sender reputation is one bad list away from being ruined.

Drop a CSV. Get a clean, safe list back in minutes. Bounce risk drops from ~14% to under 1%. Pay per verification, not per month.

Start verifying from €5 See pricing

Verification active

outbound-q3.csv · 11,695 rows · 47.2s elapsed

Submitted

11,695

emails

Safe to send

10,853

92.8%

Throughput

247/s

parallel SMTP

Bounce risk

<1%

vs unverified ~14%

Category breakdown

100% classified

Safe92.1%

Role0.7%

Catch-all2.2%

Disposable0.1%

Inbox full0.5%

Invalid1.7%

Unknown2.7%

Live streamlast 6 rows

founder@vector.cosafe

hello@catchallplay.iocatch_all

info@nice-domain.comrole

growth@grow.studiosafe

contact@10mailtemp.netdisposable

ceo@shipit.devsafe

Bulk in minutes

Upload up to 50,000 emails per task. Processed in parallel across multiple SMTP servers.

8-category results

Safe, role, catch-all, disposable, inbox-full, spam-trap, disabled, invalid — every email tagged so you know exactly what to send.

Filtered exports

Download safe only, risky only, or the full categorised CSV. Drop it straight into your sending tool.

Built for modern stacks

Drop it into whatever you already run

REST APIDirect integration

MCP ServerClaude + AI agents

Claude CodeCLI + IDE

Zapier5,000+ apps

MakeNo-code automation

n8nSelf-hosted flows

InstantlyInline list cleanup

Email BisonInline list cleanup

Buy more, pay less per verification

Pick how many you need

Volume discount up to 46%. One credit verifies one email. Pay once.

Growth pack

Save 28%

€60.00one-time

50,000

verifications

€1.20 per 1,000 verifications

Credits never expire

50,000 emails per task, parallel processing

8-category results, filtered CSV exports