CF1759556301363-tsm20251003185623

WWW.ROBTEX.COM - postmaster.jetsystem21c.com

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postmaster.jetsystem21c.com checked at 2025-10-04T05:38:21.338Z 645ms 113/113/113 100% R:14

postmaster.jetsystem21c.com

CNAMEjetsystem21c.com
MXrmw-002.fmcity.com
A211.34.104.37🇰🇷 KT Corporation (Korea Telecom)
PTRrmw-002.fmcity.com
NSns1.jetsystem21c.com
A116.126.143.226🇰🇷 SK Broadband
NSns2.jetsystem21c.com
A218.145.65.144🇰🇷 KT Corporation (Korea Telecom)
NSns3.jetsystem21c.com
A116.126.143.225🇰🇷 SK Broadband
NSns.jetsystem21c.com
A218.145.65.143🇰🇷 KT Corporation (Korea Telecom)
A183.111.182.209🇰🇷 KT Corporation (Korea Telecom)

jetsystem21c.com

MXrmw-002.fmcity.com
NSns1.jetsystem21c.com
NSns2.jetsystem21c.com
NSns3.jetsystem21c.com
NSns.jetsystem21c.com
A183.111.182.209🇰🇷 KT Corporation (Korea Telecom)
rank #219099 globally
rank #117246 in the tld

Starts with same word

Starts similarily

AI analysis

postmaster.jetsystem21c.com resolves to one IP number: 183.111.182.209.

other host names including tytech.kr, forcell.co.kr, tjtechno.co.kr, kosisa.com and breadtv.net share IP numbers with postmaster.jetsystem21c.com.

postmaster.jetsystem21c.com is delegated to four name servers: ns1.jetsystem21c.com, ns2.jetsystem21c.com, ns3.jetsystem21c.com and ns.jetsystem21c.com.

postmaster.jetsystem21c.com at least partially shares name servers with other domains, for instance jetsystem21c.com.

Host names with one IP number: ns1.jetsystem21c.com points to 116.126.143.226; ns2.jetsystem21c.com points to 218.145.65.144; ns3.jetsystem21c.com points to 116.126.143.225; ns.jetsystem21c.com points to 218.145.65.143.

postmaster.jetsystem21c.com is handled by a single mail server, rmw-002.fmcity.com.

postmaster.jetsystem21c.com shares the same mail server setup as other domains, for instance miac.co.kr, chunji365.com, ktra.com, xn--2e0ba292g29chuslhd.com and xn--jj0bv76ax6e6kp4mb.com.

postmaster.jetsystem21c.com shares some mail servers with other domains, at least partially, for example playpump.co.kr and xn--2e0ba711r58b.org.

These mail servers are commonly used alongside aspmx.daum.net and alt.aspmx.daum.net.

rmw-002.fmcity.com resolves to IP 211.34.104.37.

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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eMaKINy CF johedugfp 2025-10-04