Is heroku.com email deliverable?

heroku.com has 2 MX record(s) and is deliverable. Email deliverability score: 80/100 (Good). The domain can receive email via 2 mail server(s).

How to fix email deliverability for heroku.com?

heroku.com appears well-configured. To maintain deliverability: set up SPF, DKIM, and DMARC records; monitor blacklists; and use a professional email audit tool.

How to check if heroku.com can receive email?

Use the free Korpo.Pro email checker to instantly verify MX records, SPF/DKIM/DMARC authentication, and blacklist status for heroku.com — no signup required.

heroku.com

Email Deliverability Check — Real-Time Results

Deliverability Score for heroku.com 80/100 Good

MX Records
10 mxb-00177002.gslb.pphosted.com
10 mxa-00177002.gslb.pphosted.com

Deliverable
✓ Yes

Checked At
2026-05-02 08:54 UTC

Full Audit
Get complete PDF report

Recommendations for heroku.com

Add a DMARC record (v=DMARC1; p=none) to monitor email authentication
Run a full professional audit for SPF, DKIM, DMARC, and blacklist scanning
Learn about email authentication setup (free guide)

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Email Checker DNS Lookup WHOIS SSL Checker HTTP Headers Delivery Guide

heroku.com

Recommendations for heroku.com

Related Tools & Pages

Fix Your Email Deliverability — €9