CF1760921086364-tsm20251017082432

MXLIST.NET - spmail.theorem.com

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spmail.theorem.com checked at 2025-10-20T00:44:46.351Z 246ms 22/22/22 100% R:14

spmail.theorem.com

A81.145.221.40🇬🇧 BTnet (BT's UK IP Network - AS2856)

theorem.com

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MXtheorem-com.mail.protection.outlook.com
A18.194.96.163🇩🇪 Amazon

Starts with same word

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AI analysis

spmail.theorem.com resolves to a single IP: 81.145.221.40.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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cRbYUsv CF johedugfp 2025-10-20