WWW.RTSAK.COM - it-systems.co.jp
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it-systems.co.jp checked at 2025-11-20T20:49:45.386Z 597ms 134/134/134 100% R:20 allDone:true timedOut:false it-systems.co.jp
co.jp
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mail.it-systems.co.jp |
Starts with same word
Starts similarily
AI analysis
mail.it-systems.co.jp is a child of it-systems.co.jp.
it-systems.co.jp resolves to one IP number: 133.242.249.44.
Other host names, for instance stg-chibakeiai.com, zerophy.com, unknown315.com, yht8.co.jp and revtory.com share IP numbers with it-systems.co.jp.
it-systems.co.jp delegates to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
it-systems.co.jp at least partially shares name servers with other domains, including transform-edu.com, kawamoto2006.com, futurek.info, rinsaibou.or.jp and amecari.com.
Host names with two IPs:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53
03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53
04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53
Host names with one IP:
02.dnsv.jp points to 157.7.33.53
it-systems.co.jp is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
it-systems.co.jp shares at least some mail servers with other domains, for example southshorecva.com, simples.nl, mactix.com, wellkit.com and recursion.org.
these mail servers commonly accompany aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to: 2607:f8b0:4004:c0b::1b and 142.251.111.26.
alt1.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.27.
alt2.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.27.
alt3.aspmx.l.google.com points to: 2607:f8b0:4023:3001::1a and 172.217.74.26.
alt4.aspmx.l.google.com points to: 2404:6800:4003:c06::1a and 142.250.4.26.