WWW.ROBTEX.COM - 4.in-addr.arpa
Search for IP or hostnames:
4.in-addr.arpa checked at 2025-11-04T06:53:42.250Z 204ms 155/155/155 100% R:144.in-addr.arpa
| NS | r.arin.net | ||||||
| A | 2001:500:f0::63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| A | 199.180.180.63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| NS | u.arin.net | ||||||
| A | 2001:500:14:6050:ad::1๐บ๐ธ PCH | ||||||
| PTR | u.arin.net | ||||||
| A | 204.61.216.50๐บ๐ธ PCH | ||||||
| PTR | u.arin.net | ||||||
| NS | x.arin.net | ||||||
| A | 2001:500:f0::63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| A | 199.180.180.63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| NS | y.arin.net | ||||||
| A | 2001:500:127::30๐บ๐ธ VERISIGN-AS | ||||||
| PTR | av4.nstld.com | ||||||
| PTR | y.arin.net | ||||||
| A | 192.82.134.30๐บ๐ธ VERISIGN-AS | ||||||
| PTR | av4.nstld.com | ||||||
| PTR | y.arin.net | ||||||
| NS | z.arin.net | ||||||
| A | 2001:500:f0::63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| A | 199.180.180.63๐บ๐ธ ARIN Operations Anycast | ||||||
| PTR | r.arin.net | ||||||
| NS | arin.authdns.ripe.net | ||||||
| A | 2a13:27c0:30::10๐ณ๐ฑ RIPE-NCC-AUTHDNS-AS | ||||||
| PTR | arin.authdns.ripe.net | ||||||
| A | 193.0.9.10๐ณ๐ฑ RIPE-NCC-AUTHDNS-AS | ||||||
| PTR | arin.authdns.ripe.net | ||||||
in-addr.arpa
| NS | a.in-addr-servers.arpa | ||||||
| NS | b.in-addr-servers.arpa | ||||||
| NS | c.in-addr-servers.arpa | ||||||
| NS | d.in-addr-servers.arpa | ||||||
| NS | e.in-addr-servers.arpa | ||||||
| NS | f.in-addr-servers.arpa | ||||||
PTR for
Up
124.4.in-addr.arpa | 
168.4.in-addr.arpa | 
140.4.in-addr.arpa | 
22.4.in-addr.arpa | 
102.4.in-addr.arpa | 
203.4.in-addr.arpa | 
99.4.in-addr.arpa | 
138.4.in-addr.arpa | 
188.4.in-addr.arpa | 
183.4.in-addr.arpa | 
18.4.in-addr.arpa | 
3.4.in-addr.arpa | 
196.4.in-addr.arpa | 
53.4.in-addr.arpa | 
63.4.in-addr.arpa | 
215.4.in-addr.arpa | 
173.4.in-addr.arpa | 
229.4.in-addr.arpa | 
80.4.in-addr.arpa | 
207.4.in-addr.arpa | 
127.4.in-addr.arpa | 
96.4.in-addr.arpa | 
241.4.in-addr.arpa | 
109.4.in-addr.arpa | 
178.4.in-addr.arpa | 
105.4.in-addr.arpa | 
93.4.in-addr.arpa | 
161.4.in-addr.arpa | 
151.4.in-addr.arpa | 
50.4.in-addr.arpa | 
7.4.in-addr.arpa | 
8.4.in-addr.arpa | 
149.4.in-addr.arpa | 
118.4.in-addr.arpa | 
38.4.in-addr.arpa | 
75.4.in-addr.arpa | 
69.4.in-addr.arpa | 
106.4.in-addr.arpa | 
205.4.in-addr.arpa | 
157.4.in-addr.arpa | 
12.4.in-addr.arpa | 
164.4.in-addr.arpa | 
227.4.in-addr.arpa | 
153.4.in-addr.arpa | 
108.4.in-addr.arpa | 
37.4.in-addr.arpa | 
24.4.in-addr.arpa | 
92.4.in-addr.arpa | 
59.4.in-addr.arpa | 
145.4.in-addr.arpa | 
248.4.in-addr.arpa | 
141.4.in-addr.arpa | 
35.4.in-addr.arpa | 
235.4.in-addr.arpa | 
65.4.in-addr.arpa | 
199.4.in-addr.arpa | 
159.4.in-addr.arpa | 
9.4.in-addr.arpa | 
251.4.in-addr.arpa | 
223.4.in-addr.arpa | 
67.4.in-addr.arpa | 
162.4.in-addr.arpa | 
255.4.in-addr.arpa | 
112.4.in-addr.arpa | 
17.4.in-addr.arpa | 
180.4.in-addr.arpa | 
129.4.in-addr.arpa | 
172.4.in-addr.arpa | 
2.4.in-addr.arpa | 
213.4.in-addr.arpa | 
43.4.in-addr.arpa | 
72.4.in-addr.arpa | 
208.4.in-addr.arpa | 
29.4.in-addr.arpa | 
165.4.in-addr.arpa | 
47.4.in-addr.arpa | 
144.4.in-addr.arpa | 
158.4.in-addr.arpa | 
11.4.in-addr.arpa | 
66.4.in-addr.arpa | 
194.4.in-addr.arpa | 
220.4.in-addr.arpa | 
233.4.in-addr.arpa | 
26.4.in-addr.arpa | 
70.4.in-addr.arpa | 
150.4.in-addr.arpa | 
111.4.in-addr.arpa | 
135.4.in-addr.arpa | 
33.4.in-addr.arpa | 
58.4.in-addr.arpa | 
234.4.in-addr.arpa | 
16.4.in-addr.arpa | 
142.4.in-addr.arpa | 
187.4.in-addr.arpa | 
169.4.in-addr.arpa | 
19.4.in-addr.arpa | 
225.4.in-addr.arpa | 
30.4.in-addr.arpa | 
82.4.in-addr.arpa | 
15.4.in-addr.arpa | 
Starts with same word
Starts similarily
AI analysis
4.in-addr.arpa is a parent of 124.4.in-addr.arpa, 168.4.in-addr.arpa, 140.4.in-addr.arpa, 22.4.in-addr.arpa, 102.4.in-addr.arpa and hundreds of other host names.
4.in-addr.arpa is delegated to six name servers: r.arin.net, u.arin.net, x.arin.net, y.arin.net, z.arin.net and arin.authdns.ripe.net.
4.in-addr.arpa at least partially shares name servers with other domains, for instance 135.in-addr.arpa, 32.in-addr.arpa, 71.in-addr.arpa, 64.in-addr.arpa and 8.9.0.0.0.0.5.0.1.0.0.2.ip6.arpa.
These name servers are often used together with ns4.apnic.net, ns1.arin.net, ns2.arin.net, ns3.arin.net and ns3.lacnic.net.
Host names with two IP numbers:
r.arin.net points to 2001:500:f0::63 and 199.180.180.63.
u.arin.net points to 2001:500:14:6050:ad::1 and 204.61.216.50.
x.arin.net points to 2001:500:f0::63 and 199.180.180.63.
y.arin.net points to 2001:500:127::30 and 192.82.134.30.
z.arin.net points to 2001:500:f0::63 and 199.180.180.63.
arin.authdns.ripe.net points to 2a13:27c0:30::10 and 193.0.9.10.
Hosts pointing to 2001:500:f0::63: r.arin.net, x.arin.net and z.arin.net.
Hosts pointing to 199.180.180.63: r.arin.net, x.arin.net and z.arin.net.