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csair.com

Email infrastructure report · Last checked

Summary

csair.com uses Self-hosted / Custom for email and has SPF, DKIM, and DMARC configured. It is a catch-all domain.

Mail provider

ProviderSelf-hosted / Custom self-hosted
Primary MXmx1.csair.com

MX records

PriorityHostnameIPs
10mx1.csair.com202.156.53.145
20mx2.csair.com202.156.53.147, 183.236.6.133, 59.41.199.133, 157.122.72.133
30smtp1.cs-air.com59.41.199.134, 157.122.72.135, 183.236.6.134, 59.41.199.135, 157.122.72.134, 59.41.199.133, 183.236.6.133, 183.236.6.135, 157.122.72.133

Authentication

SPF✓ Present -all
DKIM✓ Found (selectors: default)
DMARC✓ Present p=none
Raw SPF record
v=spf1 ip4:59.41.199.0/24 ip4:157.122.72.0/24 ip4:183.236.6.0/24 ip4:45.194.96.240/28 ip4:202.156.53.128/26 -all
Raw DMARC record
v=DMARC1; p=none; pct=100; rua=mailto:rua@csair.com; ruf=mailto:ruf@csair.com

Email behavior

Catch-all✓ Yes
Disposable✗ No
Free provider✗ No
STARTTLS✓ Supported
SMTP response2869ms
SMTP banner220-Welcome to access SMTP service! 220 Welcome to access SMTP service!

What this means

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

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