CF1758045031873-tsm20250915222102

IPLIST.NET - wwz.ck1.vnet.ibm.com

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wwz.ck1.vnet.ibm.com checked at 2025-09-16T17:50:31.795Z 317ms 42/42/42 100% R:9

wwz.ck1.vnet.ibm.com

MXmx0a-001b2d05.pphosted.com
A205.220.161.114🇺🇸 Proofpoint
PTRmx0a-001b2d05.pphosted.com
MXmx0b-001b2d05.pphosted.com
A205.220.172.48🇺🇸 Proofpoint
PTRmx0b-001b2d05.pphosted.com

ck1.vnet.ibm.com

MXmx0a-001b2d05.pphosted.com
MXmx0b-001b2d05.pphosted.com

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AI analysis

wwz.ck1.vnet.ibm.com is the parent of fax.wwz.ck1.vnet.ibm.com.

wwz.ck1.vnet.ibm.com is processed by two mail servers: mx0a-001b2d05.pphosted.com and mx0b-001b2d05.pphosted.com.

wwz.ck1.vnet.ibm.com uses the same mail server setup as other domains, including ca.ibm.com, imap.alvm.vnet.ibm.com, pt.ibm.com, ibm.com, and mail.buevm1.vnet.ibm.com.

wwz.ck1.vnet.ibm.com shares some mail servers with other domains, at least partially, for example openliberty.io.

These mail servers are frequently used with the mail servers mx0a-001b2d01.pphosted.com and mx0b-001b2d01.pphosted.com.

mx0a-001b2d05.pphosted.com resolves to a single IP: 205.220.161.114; mx0b-001b2d05.pphosted.com resolves to a single IP: 205.220.172.48.

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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