CF1763452529590-tsm20251116095642

WWW.RTSAK.COM - firstserver.co.jp

Search for IP or hostnames:

firstserver.co.jp checked at 2025-11-18T07:55:29.363Z 1822ms 76/76/76 100% R:10 allDone:true timedOut:false

firstserver.co.jp

MX.
NSns-490.awsdns-61.com
A2600:9000:5301:ea00::1 🇺🇸 Amazon
PTRns-490.awsdns-61.com
A205.251.193.234🇺🇸 Amazon
PTRns-490.awsdns-61.com
NSns-633.awsdns-15.net
A2600:9000:5302:7900::1 🇺🇸 Amazon
PTRns-633.awsdns-15.net
A205.251.194.121🇺🇸 Amazon
PTRns-633.awsdns-15.net
NSns-1225.awsdns-25.org
A2600:9000:5304:c900::1 🇺🇸 Amazon
PTRns-1225.awsdns-25.org
A205.251.196.201🇺🇸 Amazon
PTRns-1225.awsdns-25.org
NSns-1761.awsdns-28.co.uk
A2600:9000:5306:e100::1 🇺🇸 Amazon
PTRns-1761.awsdns-28.co.uk
A205.251.198.225🇺🇸 Amazon
PTRns-1761.awsdns-28.co.uk

co.jp

Up

Starts with same word

Starts similarily

AI analysis

firstserver.co.jp is the parent of tokyo.firstserver.co.jp.

firstserver.co.jp is delegated to four name servers: ns-490.awsdns-61.com, ns-633.awsdns-15.net, ns-1225.awsdns-25.org and ns-1761.awsdns-28.co.uk.

firstserver.co.jp at least partially shares name servers with other domains, including janestreet.net, air2bite.it, thibodauxtigers.org, freecamsexposed.com and cu-too.com.

These name servers are typically used together with the name servers ns-1495.awsdns-58.org, ns-1885.awsdns-43.co.uk, ns-565.awsdns-06.net, ns-2007.awsdns-58.co.uk, ns-790.awsdns-34.net, ns-310.awsdns-38.com, ns-1798.awsdns-32.co.uk, ns-193.awsdns-24.com, ns-34.awsdns-04.com and ns-967.awsdns-56.net.

Hosts with two IP numbers:

Host ns-490.awsdns-61.com points to 2600:9000:5301:ea00::1 and 205.251.193.234

Host ns-633.awsdns-15.net points to 2600:9000:5302:7900::1 and 205.251.194.121

Host ns-1225.awsdns-25.org points to 2600:9000:5304:c900::1 and 205.251.196.201

Host ns-1761.awsdns-28.co.uk points to 2600:9000:5306:e100::1 and 205.251.198.225

firstserver.co.jp is handled by a single mail server, ..

firstserver.co.jp shares its mail server setup with other domains, including portal.michaelwaltrip.com, gu24.com, zaraw.com, olck.com and metis.se.

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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