CF1763786772398-tsm20251116095642

WWW.ROBTEX.COM - smtp.ultra.net

Search for IP or hostnames:

smtp.ultra.net checked at 2025-11-22T04:46:12.319Z 2096ms 59/59/59 100% R:11 allDone:true timedOut:false

smtp.ultra.net

CNAMEsmtp.ma.ultranet.com
MXsmtp-1.ultra.net
A207.172.157.200🇺🇸 Astound
A207.172.157.100🇺🇸 Astound

ultra.net

NSauth1.dns.rcn.net
NSauth2.dns.rcn.net
NSauth3.dns.rcn.net
NSauth4.dns.rcn.net
MXvm.mail.rcn.net
A146.115.9.7🇺🇸 Astound

Starts with same word

Starts similarily

AI analysis

smtp.ultra.net points to a single IP number: 207.172.157.100.

Other host names, for instance smtp.ma.ultranet.com, smtp.lnh.mail.rcn.net and smtp.mrf.mail.rcn.net share IP numbers with smtp.ultra.net.

The mail server for smtp.ultra.net is smtp-1.ultra.net.

smtp.ultra.net shares the same mail server setup as other domains, including ns4.ma.ultra.net, undiesgogo.org, rad-acct-3.ma.ultra.net, inas.ultranet.com and uctraing.ultranet.com.

smtp.ultra.net shares at least some mail servers with other domains, for instance packetslingers.org.

These mail servers are often used with the mail servers prism.altia.net.

Host name smtp-1.ultra.net resolves to IP 207.172.157.200.

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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