CF1761548301583-tsm20251026204809

DNSWHOIS.INFO - koeisystem.co.jp

Search for IP or hostnames:

koeisystem.co.jp checked at 2025-10-27T06:58:21.566Z 471ms 57/57/57 100% R:20

koeisystem.co.jp

MXmail.koeisystem.co.jp
A103.3.51.104🇯🇵 KAGOYA JAPAN
NSns1.koeisystem.co.jp
A94.130.105.75🇩🇪 Hetzner
PTRstatic.75.105.130.94.clients.your-server.de
NSns2.koeisystem.co.jp
A95.216.213.114🇫🇮 Hetzner
PTRstatic.114.213.216.95.clients.your-server.de
A18.178.5.140🇯🇵 Amazon
PTRec2-18-178-5-140.ap-northeast-1.compute.amazonaws.com

co.jp

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Starts with same word

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AI analysis

koeisystem.co.jp is a parent of mail.koeisystem.co.jp, ns1.koeisystem.co.jp and ns2.koeisystem.co.jp.

koeisystem.co.jp points to a single IP number: 18.178.5.140.

Other host names, for instance id-and-e-hd.co.jp, www.tamano.co.jp and ec2-18-178-5-140.ap-northeast-1.compute.amazonaws.com share IP numbers with koeisystem.co.jp.

koeisystem.co.jp is delegated to two name servers: ns1.koeisystem.co.jp and ns2.koeisystem.co.jp.

Host names with one IP number:

ns1.koeisystem.co.jp points to: 94.130.105.75.

ns2.koeisystem.co.jp points to: 95.216.213.114.

The mail server for koeisystem.co.jp is mail.koeisystem.co.jp.

Host name mail.koeisystem.co.jp resolves to IP 103.3.51.104.

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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dTeaPKU CF johedugfp 2025-10-27