CF1761223285223-tsm20251017082432

IPLIST.NET - c-first.biz

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c-first.biz checked at 2025-10-23T12:41:25.168Z 424ms 88/88/88 100% R:14

c-first.biz

MXmail.c-first.biz
A153.122.159.2🇯🇵 GMO CLOUD
PTRc-first.biz
MXvs.mailsystems.net
A150.95.44.50🇯🇵 GMO Internet, Inc.
PTRv150-95-44-50.misp.static.cnode.io
NSns1.rsjpserver.net
A157.120.112.238🇯🇵 GMOHS-CL
A157.120.113.238🇯🇵 GMOHS-CL
A157.120.114.238🇯🇵 GMOHS-CL
NSns2.rsjpserver.net
A157.120.112.238🇯🇵 GMOHS-CL
A157.120.113.238🇯🇵 GMOHS-CL
A157.120.114.238🇯🇵 GMOHS-CL
A59.106.27.172🇯🇵 SAKURA internet AS9370
PTRwww1932.sakura.ne.jp

biz

NSa.gtld.biz
NSb.gtld.biz
NSc.gtld.biz
NSm.gtld.biz
NSn.gtld.biz
NSw.gtld.biz
NSx.gtld.biz
NSy.gtld.biz

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Starts with same word

Starts similarily

AI analysis

mail.c-first.biz has c-first.biz as its parent.

c-first.biz maps to IP address 59.106.27.172.

Other host names, for instance petrocutter.com, porco-pictures.com, organic-farm.info, okgawa.com and tyl.jp share IP numbers with c-first.biz.

Two name servers ns1.rsjpserver.net and ns2.rsjpserver.net are delegated to c-first.biz.

c-first.biz uses the same name server configuration as other domains, such as natule.co.jp, bunemon.jp, maxcom-jp.com, trip-ad.com and hm-nt.jp.

Host names with three IP numbers

ns1.rsjpserver.net points to: 157.120.112.238, 157.120.113.238 and 157.120.114.238

ns2.rsjpserver.net points to: 157.120.112.238, 157.120.113.238 and 157.120.114.238

Note that ns1.rsjpserver.net and ns2.rsjpserver.net both point to the same three IPs: 157.120.112.238, 157.120.113.238 and 157.120.114.238

Names pointing to 157.120.112.238: ns1.rsjpserver.net and ns2.rsjpserver.net

Names pointing to 157.120.113.238: ns1.rsjpserver.net and ns2.rsjpserver.net

Names pointing to 157.120.114.238: ns1.rsjpserver.net and ns2.rsjpserver.net

Two mail servers handle c-first.biz: mail.c-first.biz and vs.mailsystems.net.

c-first.biz shares mail servers with other domains at least in part, for instance azul-cielo.com, kinki-takarakuji.jp, meiwa-f.com, changeprogram.jp and openkitchen.net.

These mail servers are commonly used together with mx.gmocloud.com and nil.co.jp.

Host names with a single IP address:

mail.c-first.biz points to 153.122.159.2

vs.mailsystems.net points to 150.95.44.50

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

BiyUujg CF johedugfp 2025-10-23