MXLIST.NET - 163.221.216.in-addr.arpa
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163.221.216.in-addr.arpa checked at 2025-10-13T13:30:57.083Z 1413ms 61/61/61 100% R:12163.221.216.in-addr.arpa
| NS | x1.amazonaws.com | ||||||
| A | 156.154.64.10🇺🇸 Neustar | ||||||
| PTR | u1.amazonaws.com | ||||||
| NS | x2.amazonaws.com | ||||||
| A | 156.154.65.10🇺🇸 Neustar | ||||||
| PTR | u2.amazonaws.com | ||||||
| NS | pdns1.ultradns.net | ||||||
| A | 2001:502:f3ff::1 🇺🇸 Neustar | ||||||
| PTR | pdns1.ultradns.net | ||||||
| A | 204.74.108.1🇺🇸 Neustar | ||||||
| PTR | pdns1.ultradns.net | ||||||
| NS | x3.amazonaws.org | ||||||
| A | 156.154.150.1🇺🇸 AS399161 | ||||||
| PTR | dns-01.ultradns2.com | ||||||
| NS | x4.amazonaws.org | ||||||
| A | 204.74.120.1🇺🇸 AS399160 | ||||||
| PTR | dns-01.ultradns2.org | ||||||
221.216.in-addr.arpa
Up
123.163.221.216.in-addr.arpa |
Starts with same word
Starts similarily
AI analysis
The parent of 123.163.221.216.in-addr.arpa is 163.221.216.in-addr.arpa.
163.221.216.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.
163.221.216.in-addr.arpa at least partially shares name servers with other domains, for instance vrak.tv, 0.4.1.f.1.0.0.6.2.ip6.arpa, 209.230.54.in-addr.arpa, sempraweb.com and salvationarmy.gr.
these name servers are commonly used together with the name servers pdns3.ultradns.org, pdns6.ultradns.co.uk, pdns5.ultradns.info, pdns2.ultradns.net and pdns4.ultradns.org.
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.