WWW.RTSAK.COM - 233.113.131.in-addr.arpa
Search for IP or hostnames:
233.113.131.in-addr.arpa checked at 2025-11-04T02:44:23.066Z 449ms 57/57/57 100% R:25233.113.131.in-addr.arpa
| NS | ns0.keio.ac.jp | ||||||
| A | 2001:df0:eb:e14::3 🇯🇵 KEIO-NET | ||||||
| PTR | ns0.keio.ac.jp | ||||||
| A | 131.113.132.3🇯🇵 KEIO-NET | ||||||
| PTR | ns0.keio.ac.jp | ||||||
| NS | ns1.keio.ac.jp | ||||||
| A | 2001:df0:eb:e14::4 🇯🇵 KEIO-NET | ||||||
| PTR | ns1.keio.ac.jp | ||||||
| A | 131.113.132.4🇯🇵 KEIO-NET | ||||||
| PTR | ns1.keio.ac.jp | ||||||
| NS | ns9.keio.ac.jp | ||||||
| A | 2403:3a00:202:190a:133:167:67:76 🇯🇵 SAKURA-C | ||||||
| PTR | ns9.keio.ac.jp | ||||||
| A | 133.167.67.76🇯🇵 SAKURA-C | ||||||
| PTR | ns9.keio.ac.jp | ||||||
113.131.in-addr.arpa
| NS | ns0.keio.ac.jp | ||||||
| NS | ns1.keio.ac.jp | ||||||
| NS | ns9.keio.ac.jp | ||||||
Up
Starts with same word
233.cab | 
233.cat | 
233.de | 
233.in-addr.arpa | 
233.ru | 
233.hk | 
233.cz | 
233.at | 
233.net | 
233.io | 
233.com | 
233.fr | 
233.cc | 
233.ch | 
233.al | 
233.be | 
233.us | 
233.org | 
233.team | 
233.me | 
233.run | 
233.es | 
233.ph | 
233.city | 
Starts similarily
AI analysis
233.113.131.in-addr.arpa is the parent of 69.233.113.131.in-addr.arpa and 39.233.113.131.in-addr.arpa.
233.113.131.in-addr.arpa delegates to three name servers: ns0.keio.ac.jp, ns1.keio.ac.jp and ns9.keio.ac.jp.
233.113.131.in-addr.arpa shares some name servers with other domains, for example hpm.med.keio.ac.jp, b.e.0.0.0.f.d.0.1.0.0.2.ip6.arpa, 0.b.e.0.0.0.f.d.0.1.0.0.2.ip6.arpa, sfr.st.keio.ac.jp and gsec.keio.ac.jp.
These name servers are often used together with ns0.sfc.keio.ac.jp, amber.nak.ics.keio.ac.jp and ns1.am.ics.keio.ac.jp.
Host names with two IP numbers:
ns0.keio.ac.jp: 2001:df0:eb:e14::3 and 131.113.132.3
ns1.keio.ac.jp: 2001:df0:eb:e14::4 and 131.113.132.4
ns9.keio.ac.jp: 2403:3a00:202:190a:133:167:67:76 and 133.167.67.76