CF1762858088837-tsm20251109205412

WWW.ROBTEX.COM - firstcs.jp

Search for IP or hostnames:

firstcs.jp checked at 2025-11-11T10:48:08.755Z 526ms 91/91/91 100% R:15 allDone:true timedOut:false

AI analysis

The parent of mail.firstcs.jp is firstcs.jp.

firstcs.jp points to a single IP: 219.99.172.70.

Other host names, for instance million-kt.com, saniter.jp, ganbatec.jp, ohyama-oil.co.jp and amicabiso.co.jp share IP numbers with firstcs.jp.

firstcs.jp is delegated to three name servers: dns1.asp-frontier.net, dns2.asp-frontier.net and dns3.asp-frontier.net.

firstcs.jp partially shares name servers with other domains; examples include a-hanawafukushikai.jp, k-cc.co.jp, mitsui-kanamono.jp, shinetsu-jyuken.jp and lotusbeauty.net.

Host names with one IP number:

Host dns1.asp-frontier.net points to 219.99.172.38.

Host dns2.asp-frontier.net points to 219.99.166.20.

Host dns3.asp-frontier.net points to 219.99.167.23.

firstcs.jp is handled by a single mail server, mail.firstcs.jp.

mail.firstcs.jp points to a single IP: 219.99.172.74.

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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