Compact IP range notation. 192.168.1.0/24 = 256 addresses.

IPv4 Range Expander

Free online IPv4 range expander, no installation required. Expand IPv4 address ranges to CIDR

Input

Start IP

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End IP

Result

CIDR	First IP	Last IP	Count	Mask
192.168.0.0/-1	192.168.0.0	192.168.0.1	2	255.255.255.254
192.168.0.2/-1	192.168.0.2	192.168.0.3	2	255.255.255.254
192.168.0.4/-1	192.168.0.4	192.168.0.5	2	255.255.255.254
192.168.0.6/-1	192.168.0.6	192.168.0.7	2	255.255.255.254
192.168.0.8/-1	192.168.0.8	192.168.0.9	2	255.255.255.254
192.168.0.10/-1	192.168.0.10	192.168.0.11	2	255.255.255.254
192.168.0.12/-1	192.168.0.12	192.168.0.13	2	255.255.255.254
192.168.0.14/-1	192.168.0.14	192.168.0.15	2	255.255.255.254
192.168.0.16/-1	192.168.0.16	192.168.0.17	2	255.255.255.254
192.168.0.18/-1	192.168.0.18	192.168.0.19	2	255.255.255.254
192.168.0.20/-1	192.168.0.20	192.168.0.21	2	255.255.255.254
192.168.0.22/-1	192.168.0.22	192.168.0.23	2	255.255.255.254
192.168.0.24/-1	192.168.0.24	192.168.0.25	2	255.255.255.254
192.168.0.26/-1	192.168.0.26	192.168.0.27	2	255.255.255.254
192.168.0.28/-1	192.168.0.28	192.168.0.29	2	255.255.255.254
192.168.0.30/-1	192.168.0.30	192.168.0.31	2	255.255.255.254
192.168.0.32/-1	192.168.0.32	192.168.0.33	2	255.255.255.254
192.168.0.34/-1	192.168.0.34	192.168.0.35	2	255.255.255.254
192.168.0.36/-1	192.168.0.36	192.168.0.37	2	255.255.255.254
192.168.0.38/-1	192.168.0.38	192.168.0.39	2	255.255.255.254
192.168.0.40/-1	192.168.0.40	192.168.0.41	2	255.255.255.254
192.168.0.42/-1	192.168.0.42	192.168.0.43	2	255.255.255.254
192.168.0.44/-1	192.168.0.44	192.168.0.45	2	255.255.255.254
192.168.0.46/-1	192.168.0.46	192.168.0.47	2	255.255.255.254
192.168.0.48/-1	192.168.0.48	192.168.0.49	2	255.255.255.254
192.168.0.50/-1	192.168.0.50	192.168.0.51	2	255.255.255.254
192.168.0.52/-1	192.168.0.52	192.168.0.53	2	255.255.255.254
192.168.0.54/-1	192.168.0.54	192.168.0.55	2	255.255.255.254
192.168.0.56/-1	192.168.0.56	192.168.0.57	2	255.255.255.254
192.168.0.58/-1	192.168.0.58	192.168.0.59	2	255.255.255.254
192.168.0.60/-1	192.168.0.60	192.168.0.61	2	255.255.255.254
192.168.0.62/-1	192.168.0.62	192.168.0.63	2	255.255.255.254
192.168.0.64/-1	192.168.0.64	192.168.0.65	2	255.255.255.254
192.168.0.66/-1	192.168.0.66	192.168.0.67	2	255.255.255.254
192.168.0.68/-1	192.168.0.68	192.168.0.69	2	255.255.255.254
192.168.0.70/-1	192.168.0.70	192.168.0.71	2	255.255.255.254
192.168.0.72/-1	192.168.0.72	192.168.0.73	2	255.255.255.254
192.168.0.74/-1	192.168.0.74	192.168.0.75	2	255.255.255.254
192.168.0.76/-1	192.168.0.76	192.168.0.77	2	255.255.255.254
192.168.0.78/-1	192.168.0.78	192.168.0.79	2	255.255.255.254
192.168.0.80/-1	192.168.0.80	192.168.0.81	2	255.255.255.254
192.168.0.82/-1	192.168.0.82	192.168.0.83	2	255.255.255.254
192.168.0.84/-1	192.168.0.84	192.168.0.85	2	255.255.255.254
192.168.0.86/-1	192.168.0.86	192.168.0.87	2	255.255.255.254
192.168.0.88/-1	192.168.0.88	192.168.0.89	2	255.255.255.254
192.168.0.90/-1	192.168.0.90	192.168.0.91	2	255.255.255.254
192.168.0.92/-1	192.168.0.92	192.168.0.93	2	255.255.255.254
192.168.0.94/-1	192.168.0.94	192.168.0.95	2	255.255.255.254
192.168.0.96/-1	192.168.0.96	192.168.0.97	2	255.255.255.254
192.168.0.98/-1	192.168.0.98	192.168.0.99	2	255.255.255.254
192.168.0.100/-1	192.168.0.100	192.168.0.101	2	255.255.255.254
192.168.0.102/-1	192.168.0.102	192.168.0.103	2	255.255.255.254
192.168.0.104/-1	192.168.0.104	192.168.0.105	2	255.255.255.254
192.168.0.106/-1	192.168.0.106	192.168.0.107	2	255.255.255.254
192.168.0.108/-1	192.168.0.108	192.168.0.109	2	255.255.255.254
192.168.0.110/-1	192.168.0.110	192.168.0.111	2	255.255.255.254
192.168.0.112/-1	192.168.0.112	192.168.0.113	2	255.255.255.254
192.168.0.114/-1	192.168.0.114	192.168.0.115	2	255.255.255.254
192.168.0.116/-1	192.168.0.116	192.168.0.117	2	255.255.255.254
192.168.0.118/-1	192.168.0.118	192.168.0.119	2	255.255.255.254
192.168.0.120/-1	192.168.0.120	192.168.0.121	2	255.255.255.254
192.168.0.122/-1	192.168.0.122	192.168.0.123	2	255.255.255.254
192.168.0.124/-1	192.168.0.124	192.168.0.125	2	255.255.255.254
192.168.0.126/-1	192.168.0.126	192.168.0.127	2	255.255.255.254
192.168.0.128/-1	192.168.0.128	192.168.0.129	2	255.255.255.254
192.168.0.130/-1	192.168.0.130	192.168.0.131	2	255.255.255.254
192.168.0.132/-1	192.168.0.132	192.168.0.133	2	255.255.255.254
192.168.0.134/-1	192.168.0.134	192.168.0.135	2	255.255.255.254
192.168.0.136/-1	192.168.0.136	192.168.0.137	2	255.255.255.254
192.168.0.138/-1	192.168.0.138	192.168.0.139	2	255.255.255.254
192.168.0.140/-1	192.168.0.140	192.168.0.141	2	255.255.255.254
192.168.0.142/-1	192.168.0.142	192.168.0.143	2	255.255.255.254
192.168.0.144/-1	192.168.0.144	192.168.0.145	2	255.255.255.254
192.168.0.146/-1	192.168.0.146	192.168.0.147	2	255.255.255.254
192.168.0.148/-1	192.168.0.148	192.168.0.149	2	255.255.255.254
192.168.0.150/-1	192.168.0.150	192.168.0.151	2	255.255.255.254
192.168.0.152/-1	192.168.0.152	192.168.0.153	2	255.255.255.254
192.168.0.154/-1	192.168.0.154	192.168.0.155	2	255.255.255.254
192.168.0.156/-1	192.168.0.156	192.168.0.157	2	255.255.255.254
192.168.0.158/-1	192.168.0.158	192.168.0.159	2	255.255.255.254
192.168.0.160/-1	192.168.0.160	192.168.0.161	2	255.255.255.254
192.168.0.162/-1	192.168.0.162	192.168.0.163	2	255.255.255.254
192.168.0.164/-1	192.168.0.164	192.168.0.165	2	255.255.255.254
192.168.0.166/-1	192.168.0.166	192.168.0.167	2	255.255.255.254
192.168.0.168/-1	192.168.0.168	192.168.0.169	2	255.255.255.254
192.168.0.170/-1	192.168.0.170	192.168.0.171	2	255.255.255.254
192.168.0.172/-1	192.168.0.172	192.168.0.173	2	255.255.255.254
192.168.0.174/-1	192.168.0.174	192.168.0.175	2	255.255.255.254
192.168.0.176/-1	192.168.0.176	192.168.0.177	2	255.255.255.254
192.168.0.178/-1	192.168.0.178	192.168.0.179	2	255.255.255.254
192.168.0.180/-1	192.168.0.180	192.168.0.181	2	255.255.255.254
192.168.0.182/-1	192.168.0.182	192.168.0.183	2	255.255.255.254
192.168.0.184/-1	192.168.0.184	192.168.0.185	2	255.255.255.254
192.168.0.186/-1	192.168.0.186	192.168.0.187	2	255.255.255.254
192.168.0.188/-1	192.168.0.188	192.168.0.189	2	255.255.255.254
192.168.0.190/-1	192.168.0.190	192.168.0.191	2	255.255.255.254
192.168.0.192/-1	192.168.0.192	192.168.0.193	2	255.255.255.254
192.168.0.194/-1	192.168.0.194	192.168.0.195	2	255.255.255.254
192.168.0.196/-1	192.168.0.196	192.168.0.197	2	255.255.255.254
192.168.0.198/-1	192.168.0.198	192.168.0.199	2	255.255.255.254
192.168.0.200/-1	192.168.0.200	192.168.0.201	2	255.255.255.254
192.168.0.202/-1	192.168.0.202	192.168.0.203	2	255.255.255.254
192.168.0.204/-1	192.168.0.204	192.168.0.205	2	255.255.255.254
192.168.0.206/-1	192.168.0.206	192.168.0.207	2	255.255.255.254
192.168.0.208/-1	192.168.0.208	192.168.0.209	2	255.255.255.254
192.168.0.210/-1	192.168.0.210	192.168.0.211	2	255.255.255.254
192.168.0.212/-1	192.168.0.212	192.168.0.213	2	255.255.255.254
192.168.0.214/-1	192.168.0.214	192.168.0.215	2	255.255.255.254
192.168.0.216/-1	192.168.0.216	192.168.0.217	2	255.255.255.254
192.168.0.218/-1	192.168.0.218	192.168.0.219	2	255.255.255.254
192.168.0.220/-1	192.168.0.220	192.168.0.221	2	255.255.255.254
192.168.0.222/-1	192.168.0.222	192.168.0.223	2	255.255.255.254
192.168.0.224/-1	192.168.0.224	192.168.0.225	2	255.255.255.254
192.168.0.226/-1	192.168.0.226	192.168.0.227	2	255.255.255.254
192.168.0.228/-1	192.168.0.228	192.168.0.229	2	255.255.255.254
192.168.0.230/-1	192.168.0.230	192.168.0.231	2	255.255.255.254
192.168.0.232/-1	192.168.0.232	192.168.0.233	2	255.255.255.254
192.168.0.234/-1	192.168.0.234	192.168.0.235	2	255.255.255.254
192.168.0.236/-1	192.168.0.236	192.168.0.237	2	255.255.255.254
192.168.0.238/-1	192.168.0.238	192.168.0.239	2	255.255.255.254
192.168.0.240/-1	192.168.0.240	192.168.0.241	2	255.255.255.254
192.168.0.242/-1	192.168.0.242	192.168.0.243	2	255.255.255.254
192.168.0.244/-1	192.168.0.244	192.168.0.245	2	255.255.255.254
192.168.0.246/-1	192.168.0.246	192.168.0.247	2	255.255.255.254
192.168.0.248/-1	192.168.0.248	192.168.0.249	2	255.255.255.254
192.168.0.250/-1	192.168.0.250	192.168.0.251	2	255.255.255.254
192.168.0.252/-1	192.168.0.252	192.168.0.253	2	255.255.255.254
192.168.0.254/-1	192.168.0.254	192.168.0.255	2	255.255.255.254

Total: 256 Addresses

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