CF1762152039009-tsm20251102073205

WWW.RTSAK.COM - studyhard.jp

Search for IP or hostnames:

studyhard.jp checked at 2025-11-03T06:40:38.996Z 416ms 65/65/65 100% R:25

studyhard.jp

MXms38619811.msv1.invalid
MXmailgw.studyhard.jp
A147.157.1.20🇯🇵 National Institute of Informatics
PTRmailgw03.k.tsukuba-tech.ac.jp
MXwww.studyhard.jp
A153.127.6.139🇯🇵 SAKURA-A
PTRik1-401-32635.vs.sakura.ne.jp
MXstudyhard-jp.mail.protection.outlook.com
NSjainport.k.tsukuba-tech.ac.jp
A147.157.1.1🇯🇵 National Institute of Informatics
PTRjainport.k.tsukuba-tech.ac.jp
PTRns.k.tsukuba-tech.ac.jp
NSns2.k.tsukuba-tech.ac.jp
A147.157.2.1🇯🇵 National Institute of Informatics
PTRns2.k.tsukuba-tech.ac.jp

jp

NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp

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Starts with same word

Starts similarily

AI analysis

studyhard.jp is a parent of www.studyhard.jp and mailgw.studyhard.jp.

studyhard.jp is delegated to two name servers: jainport.k.tsukuba-tech.ac.jp and ns2.k.tsukuba-tech.ac.jp.

studyhard.jp uses the same name server setup as other domains such as 4.157.147.in-addr.arpa, k.tsukuba-tech.ac.jp, 3.157.147.in-addr.arpa, 99.157.147.in-addr.arpa and ntut-braille-net.org.

studyhard.jp shares name servers with other domains at least partially, for example a.tsukuba-tech.ac.jp, 157.147.in-addr.arpa, tsukuba-tech.ac.jp, 130.157.147.in-addr.arpa and 2.157.147.in-addr.arpa.

These name servers are commonly used with the name servers ns1.a.tsukuba-tech.ac.jp and ns2.a.tsukuba-tech.ac.jp.

Host names with one IP number:

jainport.k.tsukuba-tech.ac.jp points to: 147.157.1.1.

ns2.k.tsukuba-tech.ac.jp points to: 147.157.2.1.

studyhard.jp is handled by four mail servers: ms38619811.msv1.invalid, mailgw.studyhard.jp, www.studyhard.jp and studyhard-jp.mail.protection.outlook.com.

Host names with one IP number:

mailgw.studyhard.jp points to: 147.157.1.20.

www.studyhard.jp points to: 153.127.6.139.

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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zYRldbF CF johedugfp 2025-11-03