CF1763341730249-tsm20251116095642

MXLIST.NET - ns1.is4u.com

Search for IP or hostnames:

ns1.is4u.com checked at 2025-11-17T01:08:50.216Z 299ms 44/44/44 100% R:9 allDone:true timedOut:false

ns1.is4u.com

MXmail.is4u.com
MXmail.r4u.com
A2605:6400:20:13f6::1 🇺🇸 FRANTECH
PTRstar.is4u.com
A205.185.122.163🇺🇸 FRANTECH
PTRstar.is4u.com

is4u.com

MXmail.is4u.com
MXmail.r4u.com
NScuritiba.ns.porkbun.com
NSfortaleza.ns.porkbun.com
NSmaceio.ns.porkbun.com
NSsalvador.ns.porkbun.com
A2605:6400:20:13f6::1 🇺🇸 FRANTECH
A205.185.122.163🇺🇸 FRANTECH

Starts with same word

Starts similarily

AI analysis

Two IP numbers are pointed to by ns1.is4u.com: 2605:6400:20:13f6::1 and 205.185.122.163.

other host names include server2.is4u.com, server1.is4u.com, ns2.is4u.com, is4u.com and star.is4u.com; they share IP numbers with ns1.is4u.com.

ns1.is4u.com is handled by two mail servers: mail.is4u.com and mail.r4u.com.

ns1.is4u.com uses the same mail server setup as other domains, for instance r4u.com, star.r4u.com, ns2.is4u.com, is4u.com and star.is4u.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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