CF1763061905573-tsm20251109205412

IPLIST.NET - 19.27.133.in-addr.arpa

Search for IP or hostnames:

19.27.133.in-addr.arpa checked at 2025-11-13T19:25:05.554Z 464ms 49/49/49 100% R:16 allDone:true timedOut:false

19.27.133.in-addr.arpa

NSns01.sfc.keio.ac.jp
A133.27.4.21🇯🇵 KEIO-NET
PTRns01.sfc.keio.ac.jp
NSns02.sfc.keio.ac.jp
A133.27.4.22🇯🇵 KEIO-NET
PTRns02.sfc.keio.ac.jp
NSns0.sfc.keio.ac.jp
A2001:df2:c900:1100::4:121 🇯🇵 KEIO-NET
PTRns0.sfc.keio.ac.jp
A133.27.4.121🇯🇵 KEIO-NET
PTRns0.sfc.keio.ac.jp

27.133.in-addr.arpa

NSns0.keio.ac.jp
NSns1.keio.ac.jp
NSns9.keio.ac.jp
NSns01.sfc.keio.ac.jp
NSns02.sfc.keio.ac.jp
NSns0.sfc.keio.ac.jp

Up

Starts with same word

Starts similarily

AI analysis

19.27.133.in-addr.arpa is a parent of 89.19.27.133.in-addr.arpa and 84.19.27.133.in-addr.arpa.

The domain 19.27.133.in-addr.arpa is delegated to three name servers: ns01.sfc.keio.ac.jp, ns02.sfc.keio.ac.jp and ns0.sfc.keio.ac.jp.

19.27.133.in-addr.arpa shares name servers with other domains at least partially, for instance 203.113.131.in-addr.arpa, 199.27.133.in-addr.arpa, med.hc.keio.ac.jp, kf.keio.ac.jp and 206.113.131.in-addr.arpa.

these name servers are commonly used with ns0.keio.ac.jp, ns1.keio.ac.jp, ns9.keio.ac.jp, dns0.mag.keio.ac.jp, dns1.mag.keio.ac.jp, jsserv.sfc-js.keio.ac.jp and ns.sports.sfc.keio.ac.jp.

Host names with two IP numbers:

ns0.sfc.keio.ac.jp points to: 2001:df2:c900:1100::4:121 and 133.27.4.121.

Host names with one IP number:

ns01.sfc.keio.ac.jp points to: 133.27.4.21.

ns02.sfc.keio.ac.jp points to: 133.27.4.22.

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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