CF1763311349589-tsm20251116095642

MXLIST.NET - 1.11.133.in-addr.arpa

Search for IP or hostnames:

1.11.133.in-addr.arpa checked at 2025-11-16T16:42:29.455Z 1576ms 77/77/77 100% R:15 allDone:true timedOut:false

1.11.133.in-addr.arpa

NSdns1.nc.u-tokyo.ac.jp
A2001:200:180::35:1 🇯🇵 WIDE Project
PTRdns1.nc.u-tokyo.ac.jp
A133.11.0.1🇯🇵 UTnet
PTRdns1.nc.u-tokyo.ac.jp
NSdns2.nc.u-tokyo.ac.jp
A2001:2c0:ce07:f900::2 🇯🇵 InfoSphere
A119.245.132.49🇯🇵 InfoSphere
NSdns3.nc.u-tokyo.ac.jp
A2001:200:180::35:3 🇯🇵 WIDE Project
PTRdns3.nc.u-tokyo.ac.jp
A157.82.0.1🇯🇵 UTnet
PTRdns3.nc.u-tokyo.ac.jp
NSns1.s.u-tokyo.ac.jp
A2001:200:180:1103::11 🇯🇵 WIDE Project
PTRns1.s.u-tokyo.ac.jp
A133.11.11.11🇯🇵 UTnet
PTRns1.s.u-tokyo.ac.jp
NSns2.s.u-tokyo.ac.jp
A2406:da14:c5c:ba02:1822:ce39:2a02:fbd7 🇯🇵 Amazon
A3.114.219.198🇯🇵 Amazon
PTRec2-3-114-219-198.ap-northeast-1.compute.amazonaws.com

11.133.in-addr.arpa

NSdns1.nc.u-tokyo.ac.jp
NSdns2.nc.u-tokyo.ac.jp
NSdns3.nc.u-tokyo.ac.jp

Up

Starts with same word

Starts similarily

AI analysis

1.11.133.in-addr.arpa is parent of 33.1.11.133.in-addr.arpa, 40.1.11.133.in-addr.arpa, 37.1.11.133.in-addr.arpa, 56.1.11.133.in-addr.arpa and 52.1.11.133.in-addr.arpa.

1.11.133.in-addr.arpa delegates to five name servers: dns1.nc.u-tokyo.ac.jp, dns2.nc.u-tokyo.ac.jp, dns3.nc.u-tokyo.ac.jp, ns1.s.u-tokyo.ac.jp and ns2.s.u-tokyo.ac.jp.

1.11.133.in-addr.arpa at least partially shares name servers with other domains such as mos.t.u-tokyo.ac.jp, aru.u-tokyo.ac.jp, i.u-tokyo.ac.jp, keisu.t.u-tokyo.ac.jp and rcast.u-tokyo.ac.jp.

These name servers are often used together with penguin.iis.u-tokyo.ac.jp, ns1.t.u-tokyo.ac.jp, dns101.ecc.u-tokyo.ac.jp, dns.ecc.u-tokyo.ac.jp, ns.rcast.u-tokyo.ac.jp, ns.a.u-tokyo.ac.jp, ns.icepp.s.u-tokyo.ac.jp, ns.office.rcast.u-tokyo.ac.jp, dnsserver02.ecc.u-tokyo.ac.jp and dnsserver03.ecc.u-tokyo.ac.jp.

Two IPs per host name:

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

ns1.s.u-tokyo.ac.jp points to: 2001:200:180:1103::11 and 133.11.11.11

ns2.s.u-tokyo.ac.jp points to: 2406:da14:c5c:ba02:1822:ce39:2a02:fbd7 and 3.114.219.198

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)

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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