Email security report card · 2026-11-07
mailchimp.com
mailchimp.com scores 80/100 (grade B). Legitimate mail proves where it comes from, so Gmail and Outlook trust it. Forged mail “from” mailchimp.com is refused by the big inboxes. The most valuable next step: turn on MTA-STS.
B80/100
| Area | Check | Status | Points |
|---|---|---|---|
| Authentication | SPF and DKIMYes — your mail proves where it comes from. SPF: SPF lists the servers allowed to send as you. DKIM: Your mail carries a signature inboxes can verify (1024-bit, 1024-bit, 2048-bit, 2048-bit, 1024-bit). | Pass | 25/25 |
| Anti-spoofing | DMARC enforcementMail that fails your checks is refused. | Pass | 30/30 |
| Delivery | Google, Yahoo and Microsoft sender rulesYes — you meet the published sender requirements. | Pass | 15/15 |
| Encryption | MTA-STSWithout it, an attacker on the network path can downgrade delivery to unencrypted. | Missing | 0/8 |
| Encryption | TLS-RPTAdd a TXT record at _smtp._tls.mailchimp.com: v=TLSRPTv1; rua=mailto:tls-reports@mailchimp.com | Missing | 0/4 |
| DNS hardening | DNSSECNot signed. Turn on DNSSEC where your DNS is hosted; if the domain is registered elsewhere, add the DS record it gives you at your registrar. | Missing | 0/8 |
| DNS hardening | CAAOnly digicert.com, amazonaws.com, letsencrypt.org, pki.goog may issue certificates. | Pass | 4/4 |
| Brand | BIMI logoLogo published without a mark certificate: Yahoo can show it; Gmail and Apple Mail need one. | Pass | 6/6 |
What if you fixed…
Today B 80/100
Fix next
- Turn on MTA-STS
- Turn on DNSSEC
- Turn on TLS-RPT
Exact records and where to click: full check for mailchimp.com.
Lookalike exposure
Not scanned this time (scan limit reached). Run the lookalike radar.