CF1761635809065-tsm20251027103946

MXLIST.NET - ec2-52-4-21-153.compute-1.amazonaws.com

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ec2-52-4-21-153.compute-1.amazonaws.com checked at 2025-10-28T07:16:49.055Z 46ms 22/22/22 100% R:10

AI analysis

ec2-52-4-21-153.compute-1.amazonaws.com points to a single IP: 52.4.21.153.

Other host names, for instance faxmail.sip.us, share IP numbers with ec2-52-4-21-153.compute-1.amazonaws.com.

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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