Spam Checker

Fix Spam Issues,
Improve Email Performance

Stop email landing in spam, and watch the spam score to improve deliverability with a built-in spam checker.

Spam Checker Tool
Spam Analysis

What Does a Spam Checker Do?

Make your email more performant and enhance its quality quickly with a spam checker.

0.8/5
Spam Score
Clean — Inbox Ready

Your Email Passes All Major Spam Filters

SpamAssassin scored your email 0.8 out of 5.0. Anything below 3.0 is considered safe for inbox delivery.

6 rules passed
2 warnings
Below threshold
Verified

Analyzes Content

One can scan subject lines, body text, and links for spam-triggering words or patterns at once with a spam checker.

Aligned

Validates Authentication

A spam checker helps to verify your email legitimacy by verifying SPF, DKIM, and DMARC.

Pass

Monitors Blacklists

It ensures your domain and IP aren’t listed on known spam databases.

Clear

Scores Deliverability

It helps in improving email deliverability rate along with open- click rate.

Technical

Identifies Technical Issues

You can easily detect formatting, coding, or configuration problems that affect delivery.

Reaching

Provides Actionable Fixes

Offers suggestions to improve your email’s chances of reaching the inbox.

How It Works

3 Easy Steps to get & fix the spam score

Follow these simple steps and know your email spam score to improve email deliverability.

1

Send a Test Email

Send an email to the test inbox or the SMTP sandbox of the platform. It’s captured instantly for analysis without hitting real users x.in production.

2

Run Spam Analysis

Now, you run spam analysis and scan your email for spam triggers, authentication issues, and blacklist risks.

3

Fix and Resend

Know your spam score report and correct what is needed. Apply all the given suggestions and then resend them to boost deliverability and reach more inboxes.

Spam Check API

Automate Spam Checks via API

Run spam analysis in your test suite or workflow, set deliverability thresholds, and block emails that fail inbox standards before sending.

API Reference
// Node.js — Spam Check API
const axios = require('axios');

const res = await axios.get(
  'https://api.truesend.io/v1/messages',
  {
    params: { to: 'user@test.com' },
    headers: {
      'Authorization': 'Bearer ts_api_key'
    }
  }
);

const email = res.data[0];
console.log(email.spam_score);
// → 0.8
console.log(email.dkim_valid);
// → true
console.log(email.spf_result);
// → "pass"
Related Tools

Complete toolkit for your Spam Testing

We ensure that your every email hits the inbox with our complete spam analysis toolkit. Check what you get:

Spam Score Analysis

Now, checking the instant spam score is quite easy with spam score analysis. Grab the issue in your email before final send.

Learn More

Authentication Checks

Improve deliverability and validate SPF, DKIM, and DMARC with us. Protect your domain in simple clicks.

Learn More

Deliverability Insights

This tool helps in scanning if your email is in blacklist status, includes risky links, or ensures the email is in the right time inbox placement.

Learn More
FAQ

Frequently Asked Questions

Everything you need to know about TrueSend's Spam Checker

Spam Checker FAQ
Why do my emails go to spam?
There are multiple reasons, like spam trigger words, poor formatting, suspicious links, or weak sender reputation, that are responsible for the email landing in spam.
Can links in emails cause spam issues?
Yes, if your email contains broken or untrusted links, it can negatively impact your email deliverability
Does a Spam Checker improve inbox placement?
Yes, TrueSend's spam checker helps optimize content and reduce spam triggers. It improves chances of landing in the inbox.
How often should I use a Spam Checker?
You should use a spam checker before every email campaign. It helps catch spam triggers, risky links, and content issues early so your emails have better chances of landing in the inbox.
Why do Gmail and Outlook treat emails differently?
Each provider uses different filtering rules. So you should use spam testing tools that simulate multiple inbox environments.

Deliver Your Best Work With TrueSend

  • No Credit Card Needed
  • Unlimited Time On Free Plan