CheckMail

laposte.net

Email infrastructure report · Last checked

Summary

laposte.net uses Self-hosted / Custom for email and has SPF and DMARC configured. It is not catch-all.

Mail provider

ProviderSelf-hosted / Custom self-hosted
Primary MXsmtpz4.laposte.net

MX records

PriorityHostnameIPs
10smtpz4.laposte.net160.92.124.66

Authentication

SPF✓ Present -all
DKIM? Not detected via common selectors
DMARC✓ Present p=reject
Raw SPF record
v=spf1 include:_spfbloc2.laposte.net include:_spf.lpn.as8677.net -all
Raw DMARC record
v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc.agg@laposte.net,mailto:dmarc_agg@auth.returnpath.net;ruf=mailto:dmarc.afrf@laposte.net,mailto:dmarc_afrf@auth.returnpath.net;rf=afrf;

Email behavior

Catch-all✗ No
Disposable✗ No
Free provider✗ No
STARTTLS✓ Supported
SMTP response5771ms
SMTP banner220-mlpnf0119.laposte.net ESMTP ************************** 220 mlpnf0119.laposte.net ESMTP **************************

What this means

This domain is missing DKIM, which weakens its protection against email spoofing. Adding this record would improve deliverability and reduce the risk of impersonation.

Refresh this report

Cached results are kept indefinitely. If you think the data above is out of date, run a fresh check below. Refreshes are rate-limited (1 per domain every 5 minutes).

Want to verify individual addresses at laposte.net?

CheckMail's API verifies real-time deliverability with SMTP checks, not just DNS lookups. 100 free credits, no credit card required.

Get an API key → 
curl https://api.checkmail.dev/v1/verify \
  -G --data-urlencode "email=test@laposte.net" \
  -H "Authorization: Bearer cm_live_..."