CF1759469409870-tsm20251002182459

WWW.RTSAK.COM - 2.13.133.in-addr.arpa

Search for IP or hostnames:

2.13.133.in-addr.arpa checked at 2025-10-03T05:30:09.856Z 584ms 66/66/66 100% R:18

2.13.133.in-addr.arpa

NSdns1.u-ryukyu.ac.jp
A133.13.7.2🇯🇵 RAINS
PTRdns1.u-ryukyu.ac.jp
NSns0.u-ryukyu.ac.jp
A2001:2f8:1c:1::14 🇯🇵 National Institute of Informatics
PTRns0.u-ryukyu.ac.jp
A133.13.254.14🇯🇵 RAINS
PTRns0.u-ryukyu.ac.jp
NSdns-x.sinet.ad.jp
A2001:2f8:0:10::53 🇯🇵 National Institute of Informatics
PTRdns-x1.sinet.ad.jp
PTRdns-x.sinet.ad.jp
A2001:2f8:0:11::53 🇯🇵 National Institute of Informatics
PTRdns-x2.sinet.ad.jp
PTRdns-x.sinet.ad.jp
A2001:2f8:0:12::53 🇯🇵 National Institute of Informatics
PTRdns-x3.sinet.ad.jp
PTRdns-x.sinet.ad.jp
A150.100.18.2🇯🇵 National Institute of Informatics
PTRdns-x1.sinet.ad.jp
PTRdns-x.sinet.ad.jp
A150.100.18.6🇯🇵 National Institute of Informatics
PTRdns-x2.sinet.ad.jp
PTRdns-x.sinet.ad.jp
A150.100.18.10🇯🇵 National Institute of Informatics
PTRdns-x3.sinet.ad.jp
PTRdns-x.sinet.ad.jp

13.133.in-addr.arpa

NSdns1.u-ryukyu.ac.jp
NSns0.u-ryukyu.ac.jp
NSdns-x.sinet.ad.jp

Starts with same word

Starts similarily

AI analysis

2.13.133.in-addr.arpa is delegated to three name servers dns1.u-ryukyu.ac.jp, ns0.u-ryukyu.ac.jp and dns-x.sinet.ad.jp.

2.13.133.in-addr.arpa at least partially shares name servers with other domains, for instance u-keiai.ac.jp, 65.23.202.in-addr.arpa, 70.242.202.in-addr.arpa, tezukayama-u.ac.jp and 90.244.202.in-addr.arpa.

these name servers are commonly used with cdn02.u-ryukyu.ac.jp, guname0.imc.gifu-u.ac.jp, ns1.omu.ac.jp, ns2.omu.ac.jp, ns1.kuins.kyoto-u.ac.jp, ns2.kuins.kyoto-u.ac.jp, nsi01.cc.niigata-u.ac.jp, polestar.cc.toyaku.ac.jp, ns.tokyo.wide.ad.jp and melchior.kobe-u.ac.jp.

Six IP numbers: dns-x.sinet.ad.jp maps to 2001:2f8:0:10::53, 2001:2f8:0:11::53, 2001:2f8:0:12::53, 150.100.18.2, 150.100.18.6 and 150.100.18.10.

Two IP numbers: ns0.u-ryukyu.ac.jp maps to 2001:2f8:1c:1::14 and 133.13.254.14.

One IP number: dns1.u-ryukyu.ac.jp maps to 133.13.7.2.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

zWPlIAG CF johedugfp 2025-10-03