CF1759733715471-tsm20251005211530

NSLIST.NET - 191.221.216.in-addr.arpa

Search for IP or hostnames:

191.221.216.in-addr.arpa checked at 2025-10-06T06:55:15.456Z 969ms 58/58/58 100% R:13

191.221.216.in-addr.arpa

NSx1.amazonaws.com
A156.154.64.10🇺🇸 Neustar
PTRu1.amazonaws.com
NSx2.amazonaws.com
A156.154.65.10🇺🇸 Neustar
PTRu2.amazonaws.com
NSpdns1.ultradns.net
A2001:502:f3ff::1 🇺🇸 Neustar
PTRpdns1.ultradns.net
A204.74.108.1🇺🇸 Neustar
PTRpdns1.ultradns.net
NSx3.amazonaws.org
A156.154.150.1🇺🇸 AS399161
PTRdns-01.ultradns2.com
NSx4.amazonaws.org
A204.74.120.1🇺🇸 AS399160
PTRdns-01.ultradns2.org

221.216.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

191.221.216.in-addr.arpa is delegated to five name servers: x1.amazonaws.com, x2.amazonaws.com, pdns1.ultradns.net, x3.amazonaws.org and x4.amazonaws.org.

191.221.216.in-addr.arpa at least partially shares name servers with other domains, for instance corteva.tw, hitachicm.eu, expidia.ie, 195.210.64.in-addr.arpa and hotelz.com.my.

These name servers are commonly used alongside pdns6.ultradns.co.uk, pdns3.ultradns.org, pdns5.ultradns.info, pdns2.ultradns.net, pdns4.ultradns.org, udns1.ultradns.net and udns2.ultradns.net.

Host names with two IP numbers:

pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1.

Host names with one IP number:

x1.amazonaws.com points to: 156.154.64.10.

x2.amazonaws.com points to: 156.154.65.10.

x3.amazonaws.org points to: 156.154.150.1.

x4.amazonaws.org points to: 204.74.120.1.

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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WcpkTlE CF johedugfp 2025-10-06