CF1760112461515-tsm20251010100059

WWW.ROBTEX.COM - 1stsw.net

Search for IP or hostnames:

1stsw.net checked at 2025-10-10T16:07:41.448Z 773ms 116/116/116 100% R:7

1stsw.net

NSns2.web4u.cz
A2a02:a40:100:28ff::12🇨🇿 Radiokomunikace
PTRns2.web4u.cz
A85.207.53.12🇨🇿 Radiokomunikace
PTRns2.web4u.cz
NSns.web4u.cz
A2001:1568:fd::241🇨🇿 WEB4U
PTRns.web4u.cz
A185.14.224.241🇨🇿 WEB4U
PTRns.web4u.cz
MXmx1.mailchannels.net
A52.38.143.159🇺🇸 Amazon
PTRec2-52-38-143-159.us-west-2.compute.amazonaws.com
MXmx2.mailchannels.net
A52.38.143.159🇺🇸 Amazon
PTRec2-52-38-143-159.us-west-2.compute.amazonaws.com
A81.91.86.12🇨🇿 WEB4U
PTRphp53.web4u.cz

net

NSa.gtld-servers.net
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net

Starts with same word

Starts similarily

AI analysis

1stsw.net maps to IP address 81.91.86.12.

Other host names, for instance ditis.info, dpbk.cz, auto-dum.cz, icompany.cz and cmcgroup.cz share IP numbers with 1stsw.net.

Two name servers ns2.web4u.cz and ns.web4u.cz are delegated to 1stsw.net.

1stsw.net uses the same name server configuration as other domains, such as lusitania.cz, ksatek.cz, linchpin.cz, sendigy.cz and errata.cz.

Host names with two IPs:

ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12.

ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.

Two mail servers handle 1stsw.net: mx1.mailchannels.net and mx2.mailchannels.net.

1stsw.net shares the same mail server setup as other domains, including vancouvermuslimhomeschoolers.com, elranchomenlopark.com, riversideseniorlife.com, gracetutoring.com and sara-b.com.

1stsw.net shares some mail servers with other domains, at least partially, for instance maknoon.com.

Hostnames with one IP number:

mx1.mailchannels.net points to 52.38.143.159

mx2.mailchannels.net points to 52.38.143.159

Hostnames pointing to 52.38.143.159: mx1.mailchannels.net, mx2.mailchannels.net

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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jOfNHjU CF johedugfp 2025-10-10