CF1757909837353-tsm20250914164358

WWW.RTSAK.COM - tech4u.co.kr

Search for IP or hostnames:

tech4u.co.kr checked at 2025-09-15T04:17:17.339Z 638ms 76/76/76 100% R:19

tech4u.co.kr

NSns.gabia.net
A121.78.117.39🇰🇷 GABIA-AS-KR
PTRns1.gabia.co.kr
A211.234.124.90🇰🇷 LG Uplus
NSns1.gabia.co.kr
A20.200.205.248🇰🇷 Microsoft
NSns.gabia.co.kr
A43.201.170.100🇰🇷 Amazon
PTRec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com
MXmailapp.hiworks.co.kr
A45.120.71.59🇰🇷 LG Uplus
PTRmailapp.hiworks.co.kr
A121.254.168.55🇰🇷 LG Uplus
PTRmailapp.hiworks.co.kr
A211.47.76.59🇰🇷 LG Uplus
PTRmailapp.hiworks.co.kr

co.kr

NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
NSg.dns.kr

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AI analysis

The parent of mail.tech4u.co.kr is tech4u.co.kr.

Three name servers, ns.gabia.net, ns1.gabia.co.kr, and ns.gabia.co.kr, are responsible for tech4u.co.kr.

The name servers of tech4u.co.kr are at least partially shared with other domains such as yusin.net, allergy.kr, biofis.net, navertour.com, and naver1.co.kr.

The name servers ns1.gabia.net are frequently utilized in conjunction.

ns.gabia.net points to two IP numbers: 121.78.117.39 and 211.234.124.90. ns1.gabia.co.kr points to one IP number: 20.200.205.248. ns.gabia.co.kr points to one IP number: 43.201.170.100.

The mail server, mailapp.hiworks.co.kr, manages tech4u.co.kr.

Just like the domains fpkorea.com, ieumgil.com, pajustudio.com, nkcorp.co.kr, and thehr.co.kr, tech4u.co.kr also has the same mail server setup.

Other domains, such as sd-care.com, share at least some mail servers partially with tech4u.co.kr.

mailapp.hiworks.co.kr is configured to point to three IP addresses: 45.120.71.59, 121.254.168.55, and 211.47.76.59.

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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GFmdHUI CF johedugfp 2025-09-15