CheckMail

czechglobe.cz

Email infrastructure report · Last checked

Summary

czechglobe.cz uses Microsoft 365 for email and has SPF, DKIM, and DMARC configured. It is a catch-all domain.

Mail provider

ProviderMicrosoft 365 business
Primary MXczechglobe-cz.mail.protection.outlook.com

MX records

PriorityHostnameIPs
10czechglobe-cz.mail.protection.outlook.com52.101.68.0, 52.101.68.29, 52.101.73.8, 52.101.73.30, 2a01:111:f403:ca09::20, 2a01:111:f403:ca09::f, 2a01:111:f403:ca09::c, 2a01:111:f403:ca04::10

Authentication

SPF✓ Present -all
DKIM✓ Found (selectors: default, selector1, selector2)
DMARC✓ Present p=reject
Raw SPF record
v=spf1 include:spf.protection.outlook.com ip4:147.231.201.164 ip4:91.214.192.159 ip4:147.231.201.132 ip4:147.231.201.157 include:_spf.fxdc.cz include:servers.mcsv.net -all
Raw DMARC record
v=DMARC1;  p=reject; pct=100;

Email behavior

Catch-all✓ Yes
Disposable✗ No
Free provider✗ No
STARTTLS✓ Supported
SMTP response8ms
SMTP banner220 DU2PEPF00028D0F.mail.protection.outlook.com Microsoft ESMTP MAIL Service ready at Tue, 28 Jul 2026 17:14:04 +0000 [08DEEA97A4E783F5]

What this means

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

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 If you think the data above is out of date, run a fresh check below.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 czechglobe.cz?

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@czechglobe.cz" \
  -H "Authorization: Bearer cm_live_..."