CF1763333006865-tsm20251116095642

MXLIST.NET - mx.houlder.com.hk

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mx.houlder.com.hk checked at 2025-11-16T22:43:26.839Z 789ms 25/25/25 100% R:11 allDone:true timedOut:false

mx.houlder.com.hk

A220.241.21.93🇭🇰 PCCW IMS
PTRmx2.cmhoulder.com
PTRmx2.houlder.com.hk
PTRmx.houlder.com.hk
PTRsmtp.houlderfe.com.hk

houlder.com.hk

NSns10.imsbiz.com
NSns9.imsbiz.com
MXmx1.houlder.com.hk
MXmx2.houlder.com.hk
A220.241.21.97🇭🇰 PCCW IMS

PTR for

Starts with same word

Starts similarily

AI analysis

mx.houlder.com.hk resolves to a single IP: 220.241.21.93.

Other host names including smtp.houlderfe.com.hk, mx2.cmhoulder.com and mx2.houlder.com.hk share IP numbers with mx.houlder.com.hk.

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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