WWW.RTSAK.COM - studyhard.jp
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studyhard.jp checked at 2025-11-03T06:40:38.996Z 416ms 65/65/65 100% R:25studyhard.jp
| MX | ms38619811.msv1.invalid | ||||||
| MX | mailgw.studyhard.jp | ||||||
| A | 147.157.1.20🇯🇵 National Institute of Informatics | ||||||
| PTR | mailgw03.k.tsukuba-tech.ac.jp | ||||||
| MX | www.studyhard.jp | ||||||
| A | 153.127.6.139🇯🇵 SAKURA-A | ||||||
| PTR | ik1-401-32635.vs.sakura.ne.jp | ||||||
| MX | studyhard-jp.mail.protection.outlook.com | ||||||
| NS | jainport.k.tsukuba-tech.ac.jp | ||||||
| A | 147.157.1.1🇯🇵 National Institute of Informatics | ||||||
| PTR | jainport.k.tsukuba-tech.ac.jp | ||||||
| PTR | ns.k.tsukuba-tech.ac.jp | ||||||
| NS | ns2.k.tsukuba-tech.ac.jp | ||||||
| A | 147.157.2.1🇯🇵 National Institute of Informatics | ||||||
| PTR | ns2.k.tsukuba-tech.ac.jp | ||||||
jp
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
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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.