WWW.RTSAK.COM - 90.11.133.in-addr.arpa
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90.11.133.in-addr.arpa checked at 2025-10-31T20:23:18.201Z 1940ms 63/63/63 100% R:1290.11.133.in-addr.arpa
| NS | dns1.nc.u-tokyo.ac.jp | ||||||
| A | 2001:200:180::35:1 🇯🇵 WIDE | ||||||
| PTR | dns1.nc.u-tokyo.ac.jp | ||||||
| A | 133.11.0.1🇯🇵 U-TOKYO | ||||||
| PTR | dns1.nc.u-tokyo.ac.jp | ||||||
| NS | dns2.nc.u-tokyo.ac.jp | ||||||
| A | 2001:2c0:ce07:f900::2 🇯🇵 InfoSphere | ||||||
| A | 119.245.132.49🇯🇵 InfoSphere | ||||||
| NS | dns3.nc.u-tokyo.ac.jp | ||||||
| A | 2001:200:180::35:3 🇯🇵 WIDE | ||||||
| PTR | dns3.nc.u-tokyo.ac.jp | ||||||
| A | 157.82.0.1🇯🇵 U-TOKYO | ||||||
| PTR | dns3.nc.u-tokyo.ac.jp | ||||||
| NS | ns1.t.u-tokyo.ac.jp | ||||||
| A | 133.11.100.151🇯🇵 U-TOKYO | ||||||
| PTR | ns1.t.u-tokyo.ac.jp | ||||||
| PTR | ns.t.u-tokyo.ac.jp | ||||||
11.133.in-addr.arpa
| NS | dns1.nc.u-tokyo.ac.jp | ||||||
| NS | dns2.nc.u-tokyo.ac.jp | ||||||
| NS | dns3.nc.u-tokyo.ac.jp | ||||||
Up
| 108.90.11.133.in-addr.arpa | 
Starts with same word
Starts similarily
AI analysis
90.11.133.in-addr.arpa is parent of 108.90.11.133.in-addr.arpa.
90.11.133.in-addr.arpa is delegated to four name servers: dns1.nc.u-tokyo.ac.jp, dns2.nc.u-tokyo.ac.jp, dns3.nc.u-tokyo.ac.jp and ns1.t.u-tokyo.ac.jp. 
90.11.133.in-addr.arpa at least partially shares its name servers with other domains, for instance 156.82.157.in-addr.arpa, iog.u-tokyo.ac.jp, 206.11.133.in-addr.arpa, dpc.u-tokyo.ac.jp and 0.79.69.130.in-addr.arpa.
These name servers are commonly used with ns1.s.u-tokyo.ac.jp, ns2.s.u-tokyo.ac.jp, ns.a.u-tokyo.ac.jp, penguin.iis.u-tokyo.ac.jp, dns101.ecc.u-tokyo.ac.jp, dns.ecc.u-tokyo.ac.jp, ns-e6.keisu.t.u-tokyo.ac.jp, ns2.t.u-tokyo.ac.jp, mebius.h.u-tokyo.ac.jp and dnsserver02.ecc.u-tokyo.ac.jp. 
Two IPs per host:
dns1.nc.u-tokyo.ac.jp points to 2001:200:180::35:1 and 133.11.0.1.
dns2.nc.u-tokyo.ac.jp points to 2001:2c0:ce07:f900::2 and 119.245.132.49.
dns3.nc.u-tokyo.ac.jp points to 2001:200:180::35:3 and 157.82.0.1.
One IP per host:
ns1.t.u-tokyo.ac.jp points to 133.11.100.151.