Quick deliverability check

Will your email land in the inbox — or the junk folder?

Paste any email body below (subject, sender and headers optional). We'll score it from 0 (looks clean) to 100 (almost certainly flagged as spam), tell you why, and call out the trigger phrases, ALL-CAPS, suspicious links and other red flags a mailbox provider would notice.

Paste any email to score it
Body in, 0–100 spam score out — powered by the same kind of heuristics Gmail, Outlook and Yahoo apply. Subject, sender and headers are optional but sharpen the result.
Optional raw headersPaste the full message source if you have it
Want full deliverability monitoring?
One email and we'll let you know when ReputaPilot opens up — continuous spam-score tracking across Gmail, Outlook and Yahoo plus inbox-placement tests for the domains you send from.

Drop your email above — we'll only ping you about the spam monitor. No newsletters, no upsells.

Have a specific question? Email us

FAQ

Spam score check — frequently asked questions

Pair this checker with the guide

Want the bigger picture on sender reputation?

Content drives the second-largest signal in the reputation composite — right after authentication. The full reputation guide explains how this 0–100 spam score ties to Gmail complaint rate (0.1% safe, 0.3% throttle), the per-message JMRP feedback loop at Outlook, and the inbox-vs-bulk split Yahoo weighs more heavily than Gmail does.

Read the sender reputation guide →