CF1762840089408-tsm20251109205412

DNSWHOIS.INFO - portal.ei.columbia.edu

Search for IP or hostnames:

portal.ei.columbia.edu checked at 2025-11-11T05:48:09.383Z 256ms 28/28/28 100% R:13 allDone:true timedOut:false

portal.ei.columbia.edu

A128.59.6.80🇺🇸 COLUMBIA-GW
PTRportal.ei.columbia.edu
PTRwww.portal.ei.columbia.edu

ei.columbia.edu

MXmxa-00364e01.gslb.pphosted.com
MXmxb-00364e01.gslb.pphosted.com
A157.230.66.89🇺🇸 DIGITALOCEAN

PTR for

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Starts with same word

Starts similarily

AI analysis

www.portal.ei.columbia.edu is a child of portal.ei.columbia.edu.

portal.ei.columbia.edu resolves to one IP number: 128.59.6.80.

Other host names, for example www.portal.ei.columbia.edu, share IP numbers with portal.ei.columbia.edu.

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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