CheckMail

unizulu.ac.za

Email infrastructure report · Last checked

Summary

unizulu.ac.za uses Microsoft 365 for email and has SPF, DKIM, and DMARC configured. It is not catch-all.

Mail provider

ProviderMicrosoft 365 business
Primary MXza-smtp-inbound-2.mimecast.co.za

MX records

PriorityHostnameIPs
10za-smtp-inbound-2.mimecast.co.za41.74.193.210, 41.74.197.201, 41.74.193.201, 41.74.197.210
10za-smtp-inbound-1.mimecast.co.za41.74.193.201, 41.74.193.210, 41.74.197.201, 41.74.197.210
10unizulu-ac-za.mail.protection.outlook.com52.101.68.16, 52.101.73.22, 52.101.73.2, 52.101.73.24, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::1, 2a01:111:f403:ca04::6, 2a01:111:f403:ca09::9

Authentication

SPF✓ Present ~all
DKIM✓ Found (selectors: selector1)
DMARC✓ Present p=none
Raw SPF record
v=spf1 include:spf.protection.outlook.com include:za._netblocks.mimecast.com include:spf-eu.exlibrisgroup.com include:sendgrid.net a:relay.its-integrator.co.za ~all
Raw DMARC record
v=DMARC1; p=none; rua=mailto:628cedad3a70371@rep.dmarcanalyzer.com; ruf=mailto:628cedad3a70371@for.dmarcanalyzer.com; fo=1;

Email behavior

Catch-all✗ No
Disposable✗ No
Free provider✗ No
STARTTLS✓ Supported
SMTP response577ms
SMTP banner220 za-smtp-inbound-1.mimecast.co.za ESMTP; Tue, 28 Jul 2026 21:30:31 +0200

What this means

This domain has strong email authentication. Messages claiming to come from @unizulu.ac.za can be cryptographically verified by recipients, making spoofing difficult. Deliverability for legitimate mail should be good.

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