IANA IPv4 Address Space Registry

Prefix Designation Date WHOIS Status
000/8 IANA - Local Identification RESERVED
001/8 APNIC whois.apnic.net ALLOCATED
002/8 RIPE NCC whois.ripe.net ALLOCATED
003/8 General Electric Company whois.arin.net LEGACY
004/8 Level 3 Communications, Inc. whois.arin.net LEGACY
005/8 RIPE NCC whois.ripe.net ALLOCATED
006/8 Army Information Systems Center whois.arin.net LEGACY
007/8 Administered by ARIN whois.arin.net LEGACY
008/8 Level 3 Communications, Inc. whois.arin.net LEGACY
009/8 Administered by ARIN whois.arin.net LEGACY
010/8 IANA - Private Use RESERVED
011/8 DoD Intel Information Systems whois.arin.net LEGACY
012/8 AT&T Bell Laboratories whois.arin.net LEGACY
013/8 Administered by ARIN whois.arin.net LEGACY
014/8 APNIC whois.apnic.net ALLOCATED
015/8 Administered by ARIN whois.arin.net LEGACY
016/8 Hewlett Packard Enterprise Company whois.arin.net LEGACY
017/8 Apple Computer Inc. whois.arin.net LEGACY
018/8 Administered by ARIN whois.arin.net LEGACY
019/8 Ford Motor Company whois.arin.net LEGACY
020/8 Administered by ARIN whois.arin.net LEGACY
021/8 DDN-RVN whois.arin.net LEGACY
022/8 Defense Information Systems Agency whois.arin.net LEGACY
023/8 ARIN whois.arin.net ALLOCATED
024/8 ARIN whois.arin.net ALLOCATED
025/8 UK Ministry of Defence whois.ripe.net LEGACY
026/8 Defense Information Systems Agency whois.arin.net LEGACY
027/8 APNIC whois.apnic.net ALLOCATED
028/8 DSI-North whois.arin.net LEGACY
029/8 Defense Information Systems Agency whois.arin.net LEGACY
030/8 Defense Information Systems Agency whois.arin.net LEGACY
031/8 RIPE NCC whois.ripe.net ALLOCATED
032/8 Administered by ARIN whois.arin.net LEGACY
033/8 DLA Systems Automation Center whois.arin.net LEGACY
034/8 Administered by ARIN whois.arin.net LEGACY
035/8 Administered by ARIN whois.arin.net LEGACY
036/8 APNIC whois.apnic.net ALLOCATED
037/8 RIPE NCC whois.ripe.net ALLOCATED
038/8 PSINet, Inc. whois.arin.net LEGACY
039/8 APNIC whois.apnic.net ALLOCATED
040/8 Administered by ARIN whois.arin.net LEGACY
041/8 AFRINIC whois.afrinic.net ALLOCATED
042/8 APNIC whois.apnic.net ALLOCATED
043/8 Administered by APNIC whois.apnic.net LEGACY
044/8 Amateur Radio Digital Communications whois.arin.net LEGACY
045/8 Administered by ARIN whois.arin.net LEGACY
046/8 RIPE NCC whois.ripe.net ALLOCATED
047/8 Administered by ARIN whois.arin.net LEGACY
048/8 Prudential Securities Inc. whois.arin.net LEGACY
049/8 APNIC whois.apnic.net ALLOCATED
050/8 ARIN whois.arin.net ALLOCATED
051/8 Administered by RIPE NCC whois.ripe.net LEGACY
052/8 Administered by ARIN whois.arin.net LEGACY
053/8 Daimler AG whois.ripe.net LEGACY
054/8 Administered by ARIN whois.arin.net LEGACY
055/8 DoD Network Information Center whois.arin.net LEGACY
056/8 US Postal Service whois.arin.net LEGACY
057/8 Societe Internationale de Telecommunications Aeronautiques S.C.R.L. whois.ripe.net LEGACY
058/8 APNIC whois.apnic.net ALLOCATED
059/8 APNIC whois.apnic.net ALLOCATED
060/8 APNIC whois.apnic.net ALLOCATED
061/8 APNIC whois.apnic.net ALLOCATED
062/8 RIPE NCC whois.ripe.net ALLOCATED
063/8 ARIN whois.arin.net ALLOCATED
064/8 ARIN whois.arin.net ALLOCATED
065/8 ARIN whois.arin.net ALLOCATED
066/8 ARIN whois.arin.net ALLOCATED
067/8 ARIN whois.arin.net ALLOCATED
068/8 ARIN whois.arin.net ALLOCATED
069/8 ARIN whois.arin.net ALLOCATED
070/8 ARIN whois.arin.net ALLOCATED
071/8 ARIN whois.arin.net ALLOCATED
072/8 ARIN whois.arin.net ALLOCATED
073/8 ARIN whois.arin.net ALLOCATED
074/8 ARIN whois.arin.net ALLOCATED
075/8 ARIN whois.arin.net ALLOCATED
076/8 ARIN whois.arin.net ALLOCATED
077/8 RIPE NCC whois.ripe.net ALLOCATED
078/8 RIPE NCC whois.ripe.net ALLOCATED
079/8 RIPE NCC whois.ripe.net ALLOCATED
080/8 RIPE NCC whois.ripe.net ALLOCATED
081/8 RIPE NCC whois.ripe.net ALLOCATED
082/8 RIPE NCC whois.ripe.net ALLOCATED
083/8 RIPE NCC whois.ripe.net ALLOCATED
084/8 RIPE NCC whois.ripe.net ALLOCATED
085/8 RIPE NCC whois.ripe.net ALLOCATED
086/8 RIPE NCC whois.ripe.net ALLOCATED
087/8 RIPE NCC whois.ripe.net ALLOCATED
088/8 RIPE NCC whois.ripe.net ALLOCATED
089/8 RIPE NCC whois.ripe.net ALLOCATED
090/8 RIPE NCC whois.ripe.net ALLOCATED
091/8 RIPE NCC whois.ripe.net ALLOCATED
092/8 RIPE NCC whois.ripe.net ALLOCATED
093/8 RIPE NCC whois.ripe.net ALLOCATED
094/8 RIPE NCC whois.ripe.net ALLOCATED
095/8 RIPE NCC whois.ripe.net ALLOCATED
096/8 ARIN whois.arin.net ALLOCATED
097/8 ARIN whois.arin.net ALLOCATED
098/8 ARIN whois.arin.net ALLOCATED
099/8 ARIN whois.arin.net ALLOCATED
100/8 ARIN whois.arin.net ALLOCATED
101/8 APNIC whois.apnic.net ALLOCATED
102/8 AFRINIC whois.afrinic.net ALLOCATED
103/8 APNIC whois.apnic.net ALLOCATED
104/8 ARIN whois.arin.net ALLOCATED
105/8 AFRINIC whois.afrinic.net ALLOCATED
106/8 APNIC whois.apnic.net ALLOCATED
107/8 ARIN whois.arin.net ALLOCATED
108/8 ARIN whois.arin.net ALLOCATED
109/8 RIPE NCC whois.ripe.net ALLOCATED
110/8 APNIC whois.apnic.net ALLOCATED
111/8 APNIC whois.apnic.net ALLOCATED
112/8 APNIC whois.apnic.net ALLOCATED
113/8 APNIC whois.apnic.net ALLOCATED
114/8 APNIC whois.apnic.net ALLOCATED
115/8 APNIC whois.apnic.net ALLOCATED
116/8 APNIC whois.apnic.net ALLOCATED
117/8 APNIC whois.apnic.net ALLOCATED
118/8 APNIC whois.apnic.net ALLOCATED
119/8 APNIC whois.apnic.net ALLOCATED
120/8 APNIC whois.apnic.net ALLOCATED
121/8 APNIC whois.apnic.net ALLOCATED
122/8 APNIC whois.apnic.net ALLOCATED
123/8 APNIC whois.apnic.net ALLOCATED
124/8 APNIC whois.apnic.net ALLOCATED
125/8 APNIC whois.apnic.net ALLOCATED
126/8 APNIC whois.apnic.net ALLOCATED
127/8 IANA - Loopback RESERVED
128/8 Administered by ARIN whois.arin.net LEGACY
129/8 Administered by ARIN whois.arin.net LEGACY
130/8 Administered by ARIN whois.arin.net LEGACY
131/8 Administered by ARIN whois.arin.net LEGACY
132/8 Administered by ARIN whois.arin.net LEGACY
133/8 Administered by APNIC whois.apnic.net LEGACY
134/8 Administered by ARIN whois.arin.net LEGACY
135/8 Administered by ARIN whois.arin.net LEGACY
136/8 Administered by ARIN whois.arin.net LEGACY
137/8 Administered by ARIN whois.arin.net LEGACY
138/8 Administered by ARIN whois.arin.net LEGACY
139/8 Administered by ARIN whois.arin.net LEGACY
140/8 Administered by ARIN whois.arin.net LEGACY
141/8 Administered by RIPE NCC whois.ripe.net LEGACY
142/8 Administered by ARIN whois.arin.net LEGACY
143/8 Administered by ARIN whois.arin.net LEGACY
144/8 Administered by ARIN whois.arin.net LEGACY
145/8 Administered by RIPE NCC whois.ripe.net LEGACY
146/8 Administered by ARIN whois.arin.net LEGACY
147/8 Administered by ARIN whois.arin.net LEGACY
148/8 Administered by ARIN whois.arin.net LEGACY
149/8 Administered by ARIN whois.arin.net LEGACY
150/8 Administered by APNIC whois.apnic.net LEGACY
151/8 Administered by RIPE NCC whois.ripe.net LEGACY
152/8 Administered by ARIN whois.arin.net LEGACY
153/8 Administered by APNIC whois.apnic.net LEGACY
154/8 Administered by AFRINIC whois.afrinic.net LEGACY
155/8 Administered by ARIN whois.arin.net LEGACY
156/8 Administered by ARIN whois.arin.net LEGACY
157/8 Administered by ARIN whois.arin.net LEGACY
158/8 Administered by ARIN whois.arin.net LEGACY
159/8 Administered by ARIN whois.arin.net LEGACY
160/8 Administered by ARIN whois.arin.net LEGACY
161/8 Administered by ARIN whois.arin.net LEGACY
162/8 Administered by ARIN whois.arin.net LEGACY
163/8 Administered by APNIC whois.apnic.net LEGACY
164/8 Administered by ARIN whois.arin.net LEGACY
165/8 Administered by ARIN whois.arin.net LEGACY
166/8 Administered by ARIN whois.arin.net LEGACY
167/8 Administered by ARIN whois.arin.net LEGACY
168/8 Administered by ARIN whois.arin.net LEGACY
169/8 Administered by ARIN whois.arin.net LEGACY
170/8 Administered by ARIN whois.arin.net LEGACY
171/8 Administered by APNIC whois.apnic.net LEGACY
172/8 Administered by ARIN whois.arin.net LEGACY
173/8 ARIN whois.arin.net ALLOCATED
174/8 ARIN whois.arin.net ALLOCATED
175/8 APNIC whois.apnic.net ALLOCATED
176/8 RIPE NCC whois.ripe.net ALLOCATED
177/8 LACNIC whois.lacnic.net ALLOCATED
178/8 RIPE NCC whois.ripe.net ALLOCATED
179/8 LACNIC whois.lacnic.net ALLOCATED
180/8 APNIC whois.apnic.net ALLOCATED
181/8 LACNIC whois.lacnic.net ALLOCATED
182/8 APNIC whois.apnic.net ALLOCATED
183/8 APNIC whois.apnic.net ALLOCATED
184/8 ARIN whois.arin.net ALLOCATED
185/8 RIPE NCC whois.ripe.net ALLOCATED
186/8 LACNIC whois.lacnic.net ALLOCATED
187/8 LACNIC whois.lacnic.net ALLOCATED
188/8 Administered by RIPE NCC whois.ripe.net LEGACY
189/8 LACNIC whois.lacnic.net ALLOCATED
190/8 LACNIC whois.lacnic.net ALLOCATED
191/8 Administered by LACNIC whois.lacnic.net LEGACY
192/8 Administered by ARIN whois.arin.net LEGACY
193/8 RIPE NCC whois.ripe.net ALLOCATED
194/8 RIPE NCC whois.ripe.net ALLOCATED
195/8 RIPE NCC whois.ripe.net ALLOCATED
196/8 Administered by AFRINIC whois.afrinic.net LEGACY
197/8 AFRINIC whois.afrinic.net ALLOCATED
198/8 Administered by ARIN whois.arin.net LEGACY
199/8 ARIN whois.arin.net ALLOCATED
200/8 LACNIC whois.lacnic.net ALLOCATED
201/8 LACNIC whois.lacnic.net ALLOCATED
202/8 APNIC whois.apnic.net ALLOCATED
203/8 APNIC whois.apnic.net ALLOCATED
204/8 ARIN whois.arin.net ALLOCATED
205/8 ARIN whois.arin.net ALLOCATED
206/8 ARIN whois.arin.net ALLOCATED
207/8 ARIN whois.arin.net ALLOCATED
208/8 ARIN whois.arin.net ALLOCATED
209/8 ARIN whois.arin.net ALLOCATED
210/8 APNIC whois.apnic.net ALLOCATED
211/8 APNIC whois.apnic.net ALLOCATED
212/8 RIPE NCC whois.ripe.net ALLOCATED
213/8 RIPE NCC whois.ripe.net ALLOCATED
214/8 US-DOD whois.arin.net LEGACY
215/8 US-DOD whois.arin.net LEGACY
216/8 ARIN whois.arin.net ALLOCATED
217/8 RIPE NCC whois.ripe.net ALLOCATED
218/8 APNIC whois.apnic.net ALLOCATED
219/8 APNIC whois.apnic.net ALLOCATED
220/8 APNIC whois.apnic.net ALLOCATED
221/8 APNIC whois.apnic.net ALLOCATED
222/8 APNIC whois.apnic.net ALLOCATED
223/8 APNIC whois.apnic.net ALLOCATED
224/8 Multicast RESERVED
225/8 Multicast RESERVED
226/8 Multicast RESERVED
227/8 Multicast RESERVED
228/8 Multicast RESERVED
229/8 Multicast RESERVED
230/8 Multicast RESERVED
231/8 Multicast RESERVED
232/8 Multicast RESERVED
233/8 Multicast RESERVED
234/8 Multicast RESERVED
235/8 Multicast RESERVED
236/8 Multicast RESERVED
237/8 Multicast RESERVED
238/8 Multicast RESERVED
239/8 Multicast RESERVED
240/8 Future use RESERVED
241/8 Future use RESERVED
242/8 Future use RESERVED
243/8 Future use RESERVED
244/8 Future use RESERVED
245/8 Future use RESERVED
246/8 Future use RESERVED
247/8 Future use RESERVED
248/8 Future use RESERVED
249/8 Future use RESERVED
250/8 Future use RESERVED
251/8 Future use RESERVED
252/8 Future use RESERVED
253/8 Future use RESERVED
254/8 Future use RESERVED
255/8 Future use RESERVED