CF1763309641721-tsm20251116095642

IPLIST.NET - 21.166.149.in-addr.arpa

Search for IP or hostnames:

21.166.149.in-addr.arpa checked at 2025-11-16T16:14:01.708Z 158ms 47/47/47 100% R:10 allDone:true timedOut:false

21.166.149.in-addr.arpa

NSdns1.iu.edu
A2001:18e8:3:220::10 🇺🇸 Indiana University
PTRns4.indiana.edu
A134.68.220.8🇺🇸 Indiana University
PTRdns1.iu.edu
NSdns2.iu.edu
A2001:18e8:2:8::10 🇺🇸 Indiana University
PTRns5.indiana.edu
A129.79.50.150🇺🇸 Indiana University
PTRdns2.iu.edu
NSdns3.iu.edu
A52.21.18.216🇺🇸 Amazon
PTRdns3.iu.edu

166.149.in-addr.arpa

NSdns1.iu.edu
NSdns2.iu.edu
NSdns3.iu.edu

Starts with same word

Starts similarily

AI analysis

The delegation for 21.166.149.in-addr.arpa is handled by three name servers: dns1.iu.edu, dns2.iu.edu and dns3.iu.edu.

21.166.149.in-addr.arpa at least partially shares name servers with other domains, for instance 238.165.149.in-addr.arpa, 211.166.149.in-addr.arpa, ibrc.iupui.edu, parking.iupui.edu and uwsg.iu.edu.

Host names with two IP numbers:

dns1.iu.edu points to: 2001:18e8:3:220::10 and 134.68.220.8

dns2.iu.edu points to: 2001:18e8:2:8::10 and 129.79.50.150

Host names with one IP number:

dns3.iu.edu points to: 52.21.18.216

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