CIDR Table

Revision: 1.3 - Date: 2000/03/23 15:27:40 GMT

 Bits   Network       Broadcast          Netmask            Hostmask
====   =======       =========          =======            ========
/1     0.0.0.0       127.255.255.255    128.0.0.0          127.255.255.255
/1     128.0.0.0     255.255.255.255    128.0.0.0          127.255.255.255
/2     0.0.0.0       63.255.255.255     192.0.0.0          63.255.255.255
/2     64.0.0.0      127.255.255.255    192.0.0.0          63.255.255.255
/2     128.0.0.0     191.255.255.255    192.0.0.0          63.255.255.255
/2     192.0.0.0     255.255.255.255    192.0.0.0          63.255.255.255
/3     0.0.0.0       31.255.255.255     224.0.0.0          31.255.255.255
/3     32.0.0.0      63.255.255.255     224.0.0.0          31.255.255.255
/3     64.0.0.0      95.255.255.255     224.0.0.0          31.255.255.255
/3     96.0.0.0      127.255.255.255    224.0.0.0          31.255.255.255
/3     128.0.0.0     159.255.255.255    224.0.0.0          31.255.255.255
/3     160.0.0.0     191.255.255.255    224.0.0.0          31.255.255.255
/3     192.0.0.0     223.255.255.255    224.0.0.0          31.255.255.255
/3     224.0.0.0     255.255.255.255    224.0.0.0          31.255.255.255
/4     0.0.0.0       15.255.255.255     240.0.0.0          15.255.255.255
/4     16.0.0.0      31.255.255.255     240.0.0.0          15.255.255.255
/4     32.0.0.0      47.255.255.255     240.0.0.0          15.255.255.255
/4     48.0.0.0      63.255.255.255     240.0.0.0          15.255.255.255
/4     64.0.0.0      79.255.255.255     240.0.0.0          15.255.255.255
/4     80.0.0.0      95.255.255.255     240.0.0.0          15.255.255.255
/4     96.0.0.0      111.255.255.255    240.0.0.0          15.255.255.255
/4     112.0.0.0     127.255.255.255    240.0.0.0          15.255.255.255
/4     128.0.0.0     143.255.255.255    240.0.0.0          15.255.255.255
/4     144.0.0.0     159.255.255.255    240.0.0.0          15.255.255.255
/4     160.0.0.0     175.255.255.255    240.0.0.0          15.255.255.255
/4     176.0.0.0     191.255.255.255    240.0.0.0          15.255.255.255
/4     192.0.0.0     207.255.255.255    240.0.0.0          15.255.255.255
/4     208.0.0.0     223.255.255.255    240.0.0.0          15.255.255.255
/4     224.0.0.0     239.255.255.255    240.0.0.0          15.255.255.255
/4     240.0.0.0     255.255.255.255    240.0.0.0          15.255.255.255
/5     0.0.0.0       7.255.255.255      248.0.0.0          7.255.255.255
/5     8.0.0.0       15.255.255.255     248.0.0.0          7.255.255.255
/5     16.0.0.0      23.255.255.255     248.0.0.0          7.255.255.255
/5     24.0.0.0      31.255.255.255     248.0.0.0          7.255.255.255
/5     32.0.0.0      39.255.255.255     248.0.0.0          7.255.255.255
/5     40.0.0.0      47.255.255.255     248.0.0.0          7.255.255.255
/5     48.0.0.0      55.255.255.255     248.0.0.0          7.255.255.255
/5     56.0.0.0      63.255.255.255     248.0.0.0          7.255.255.255
/5     64.0.0.0      71.255.255.255     248.0.0.0          7.255.255.255
/5     72.0.0.0      79.255.255.255     248.0.0.0          7.255.255.255
/5     80.0.0.0      87.255.255.255     248.0.0.0          7.255.255.255
/5     88.0.0.0      95.255.255.255     248.0.0.0          7.255.255.255
/5     96.0.0.0      103.255.255.255    248.0.0.0          7.255.255.255
/5     104.0.0.0     111.255.255.255    248.0.0.0          7.255.255.255
/5     112.0.0.0     119.255.255.255    248.0.0.0          7.255.255.255
/5     120.0.0.0     127.255.255.255    248.0.0.0          7.255.255.255
/5     128.0.0.0     135.255.255.255    248.0.0.0          7.255.255.255
/5     136.0.0.0     143.255.255.255    248.0.0.0          7.255.255.255
/5     144.0.0.0     151.255.255.255    248.0.0.0          7.255.255.255
/5     152.0.0.0     159.255.255.255    248.0.0.0          7.255.255.255
/5     160.0.0.0     167.255.255.255    248.0.0.0          7.255.255.255
/5     168.0.0.0     175.255.255.255    248.0.0.0          7.255.255.255
/5     176.0.0.0     183.255.255.255    248.0.0.0          7.255.255.255
/5     184.0.0.0     191.255.255.255    248.0.0.0          7.255.255.255
/5     192.0.0.0     199.255.255.255    248.0.0.0          7.255.255.255
/5     200.0.0.0     207.255.255.255    248.0.0.0          7.255.255.255
/5     208.0.0.0     215.255.255.255    248.0.0.0          7.255.255.255
/5     216.0.0.0     223.255.255.255    248.0.0.0          7.255.255.255
/5     224.0.0.0     231.255.255.255    248.0.0.0          7.255.255.255
/5     232.0.0.0     239.255.255.255    248.0.0.0          7.255.255.255
/5     240.0.0.0     247.255.255.255    248.0.0.0          7.255.255.255
/5     248.0.0.0     255.255.255.255    248.0.0.0          7.255.255.255
/6     0.0.0.0       3.255.255.255      252.0.0.0          3.255.255.255
/6     4.0.0.0       7.255.255.255      252.0.0.0          3.255.255.255
/6     8.0.0.0       11.255.255.255     252.0.0.0          3.255.255.255
/6     12.0.0.0      15.255.255.255     252.0.0.0          3.255.255.255
/6     16.0.0.0      19.255.255.255     252.0.0.0          3.255.255.255
/6     20.0.0.0      23.255.255.255     252.0.0.0          3.255.255.255
/6     24.0.0.0      27.255.255.255     252.0.0.0          3.255.255.255
/6     28.0.0.0      31.255.255.255     252.0.0.0          3.255.255.255
/6     32.0.0.0      35.255.255.255     252.0.0.0          3.255.255.255
/6     36.0.0.0      39.255.255.255     252.0.0.0          3.255.255.255
/6     40.0.0.0      43.255.255.255     252.0.0.0          3.255.255.255
/6     44.0.0.0      47.255.255.255     252.0.0.0          3.255.255.255
/6     48.0.0.0      51.255.255.255     252.0.0.0          3.255.255.255
/6     52.0.0.0      55.255.255.255     252.0.0.0          3.255.255.255
/6     56.0.0.0      59.255.255.255     252.0.0.0          3.255.255.255
/6     60.0.0.0      63.255.255.255     252.0.0.0          3.255.255.255
/6     64.0.0.0      67.255.255.255     252.0.0.0          3.255.255.255
/6     68.0.0.0      71.255.255.255     252.0.0.0          3.255.255.255
/6     72.0.0.0      75.255.255.255     252.0.0.0          3.255.255.255
/6     76.0.0.0      79.255.255.255     252.0.0.0          3.255.255.255
/6     80.0.0.0      83.255.255.255     252.0.0.0          3.255.255.255
/6     84.0.0.0      87.255.255.255     252.0.0.0          3.255.255.255
/6     88.0.0.0      91.255.255.255     252.0.0.0          3.255.255.255
/6     92.0.0.0      95.255.255.255     252.0.0.0          3.255.255.255
/6     96.0.0.0      99.255.255.255     252.0.0.0          3.255.255.255
/6     100.0.0.0     103.255.255.255    252.0.0.0          3.255.255.255
/6     104.0.0.0     107.255.255.255    252.0.0.0          3.255.255.255
/6     108.0.0.0     111.255.255.255    252.0.0.0          3.255.255.255
/6     112.0.0.0     115.255.255.255    252.0.0.0          3.255.255.255
/6     116.0.0.0     119.255.255.255    252.0.0.0          3.255.255.255
/6     120.0.0.0     123.255.255.255    252.0.0.0          3.255.255.255
/6     124.0.0.0     127.255.255.255    252.0.0.0          3.255.255.255
/6     128.0.0.0     131.255.255.255    252.0.0.0          3.255.255.255
/6     132.0.0.0     135.255.255.255    252.0.0.0          3.255.255.255
/6     136.0.0.0     139.255.255.255    252.0.0.0          3.255.255.255
/6     140.0.0.0     143.255.255.255    252.0.0.0          3.255.255.255
/6     144.0.0.0     147.255.255.255    252.0.0.0          3.255.255.255
/6     148.0.0.0     151.255.255.255    252.0.0.0          3.255.255.255
/6     152.0.0.0     155.255.255.255    252.0.0.0          3.255.255.255
/6     156.0.0.0     159.255.255.255    252.0.0.0          3.255.255.255
/6     160.0.0.0     163.255.255.255    252.0.0.0          3.255.255.255
/6     164.0.0.0     167.255.255.255    252.0.0.0          3.255.255.255
/6     168.0.0.0     171.255.255.255    252.0.0.0          3.255.255.255
/6     172.0.0.0     175.255.255.255    252.0.0.0          3.255.255.255
/6     176.0.0.0     179.255.255.255    252.0.0.0          3.255.255.255
/6     180.0.0.0     183.255.255.255    252.0.0.0          3.255.255.255
/6     184.0.0.0     187.255.255.255    252.0.0.0          3.255.255.255
/6     188.0.0.0     191.255.255.255    252.0.0.0          3.255.255.255
/6     192.0.0.0     195.255.255.255    252.0.0.0          3.255.255.255
/6     196.0.0.0     199.255.255.255    252.0.0.0          3.255.255.255
/6     200.0.0.0     203.255.255.255    252.0.0.0          3.255.255.255
/6     204.0.0.0     207.255.255.255    252.0.0.0          3.255.255.255
/6     208.0.0.0     211.255.255.255    252.0.0.0          3.255.255.255
/6     212.0.0.0     215.255.255.255    252.0.0.0          3.255.255.255
/6     216.0.0.0     219.255.255.255    252.0.0.0          3.255.255.255
/6     220.0.0.0     223.255.255.255    252.0.0.0          3.255.255.255
/6     224.0.0.0     227.255.255.255    252.0.0.0          3.255.255.255
/6     228.0.0.0     231.255.255.255    252.0.0.0          3.255.255.255
/6     232.0.0.0     235.255.255.255    252.0.0.0          3.255.255.255
/6     236.0.0.0     239.255.255.255    252.0.0.0          3.255.255.255
/6     240.0.0.0     243.255.255.255    252.0.0.0          3.255.255.255
/6     244.0.0.0     247.255.255.255    252.0.0.0          3.255.255.255
/6     248.0.0.0     251.255.255.255    252.0.0.0          3.255.255.255
/6     252.0.0.0     255.255.255.255    252.0.0.0          3.255.255.255
/7     0.0.0.0       1.255.255.255      254.0.0.0          1.255.255.255
/7     2.0.0.0       3.255.255.255      254.0.0.0          1.255.255.255
/7     4.0.0.0       5.255.255.255      254.0.0.0          1.255.255.255
/7     6.0.0.0       7.255.255.255      254.0.0.0          1.255.255.255
/7     8.0.0.0       9.255.255.255      254.0.0.0          1.255.255.255
/7     10.0.0.0      11.255.255.255     254.0.0.0          1.255.255.255
/7     12.0.0.0      13.255.255.255     254.0.0.0          1.255.255.255
/7     14.0.0.0      15.255.255.255     254.0.0.0          1.255.255.255
/7     16.0.0.0      17.255.255.255     254.0.0.0          1.255.255.255
/7     18.0.0.0      19.255.255.255     254.0.0.0          1.255.255.255
/7     20.0.0.0      21.255.255.255     254.0.0.0          1.255.255.255
/7     22.0.0.0      23.255.255.255     254.0.0.0          1.255.255.255
/7     24.0.0.0      25.255.255.255     254.0.0.0          1.255.255.255
/7     26.0.0.0      27.255.255.255     254.0.0.0          1.255.255.255
/7     28.0.0.0      29.255.255.255     254.0.0.0          1.255.255.255
/7     30.0.0.0      31.255.255.255     254.0.0.0          1.255.255.255
/7     32.0.0.0      33.255.255.255     254.0.0.0          1.255.255.255
/7     34.0.0.0      35.255.255.255     254.0.0.0          1.255.255.255
/7     36.0.0.0      37.255.255.255     254.0.0.0          1.255.255.255
/7     38.0.0.0      39.255.255.255     254.0.0.0          1.255.255.255
/7     40.0.0.0      41.255.255.255     254.0.0.0          1.255.255.255
/7     42.0.0.0      43.255.255.255     254.0.0.0          1.255.255.255
/7     44.0.0.0      45.255.255.255     254.0.0.0          1.255.255.255
/7     46.0.0.0      47.255.255.255     254.0.0.0          1.255.255.255
/7     48.0.0.0      49.255.255.255     254.0.0.0          1.255.255.255
/7     50.0.0.0      51.255.255.255     254.0.0.0          1.255.255.255
/7     52.0.0.0      53.255.255.255     254.0.0.0          1.255.255.255
/7     54.0.0.0      55.255.255.255     254.0.0.0          1.255.255.255
/7     56.0.0.0      57.255.255.255     254.0.0.0          1.255.255.255
/7     58.0.0.0      59.255.255.255     254.0.0.0          1.255.255.255
/7     60.0.0.0      61.255.255.255     254.0.0.0          1.255.255.255
/7     62.0.0.0      63.255.255.255     254.0.0.0          1.255.255.255
/7     64.0.0.0      65.255.255.255     254.0.0.0          1.255.255.255
/7     66.0.0.0      67.255.255.255     254.0.0.0          1.255.255.255
/7     68.0.0.0      69.255.255.255     254.0.0.0          1.255.255.255
/7     70.0.0.0      71.255.255.255     254.0.0.0          1.255.255.255
/7     72.0.0.0      73.255.255.255     254.0.0.0          1.255.255.255
/7     74.0.0.0      75.255.255.255     254.0.0.0          1.255.255.255
/7     76.0.0.0      77.255.255.255     254.0.0.0          1.255.255.255
/7     78.0.0.0      79.255.255.255     254.0.0.0          1.255.255.255
/7     80.0.0.0      81.255.255.255     254.0.0.0          1.255.255.255
/7     82.0.0.0      83.255.255.255     254.0.0.0          1.255.255.255
/7     84.0.0.0      85.255.255.255     254.0.0.0          1.255.255.255
/7     86.0.0.0      87.255.255.255     254.0.0.0          1.255.255.255
/7     88.0.0.0      89.255.255.255     254.0.0.0          1.255.255.255
/7     90.0.0.0      91.255.255.255     254.0.0.0          1.255.255.255
/7     92.0.0.0      93.255.255.255     254.0.0.0          1.255.255.255
/7     94.0.0.0      95.255.255.255     254.0.0.0          1.255.255.255
/7     96.0.0.0      97.255.255.255     254.0.0.0          1.255.255.255
/7     98.0.0.0      99.255.255.255     254.0.0.0          1.255.255.255
/7     100.0.0.0     101.255.255.255    254.0.0.0          1.255.255.255
/7     102.0.0.0     103.255.255.255    254.0.0.0          1.255.255.255
/7     104.0.0.0     105.255.255.255    254.0.0.0          1.255.255.255
/7     106.0.0.0     107.255.255.255    254.0.0.0          1.255.255.255
/7     108.0.0.0     109.255.255.255    254.0.0.0          1.255.255.255
/7     110.0.0.0     111.255.255.255    254.0.0.0          1.255.255.255
/7     112.0.0.0     113.255.255.255    254.0.0.0          1.255.255.255
/7     114.0.0.0     115.255.255.255    254.0.0.0          1.255.255.255
/7     116.0.0.0     117.255.255.255    254.0.0.0          1.255.255.255
/7     118.0.0.0     119.255.255.255    254.0.0.0          1.255.255.255
/7     120.0.0.0     121.255.255.255    254.0.0.0          1.255.255.255
/7     122.0.0.0     123.255.255.255    254.0.0.0          1.255.255.255
/7     124.0.0.0     125.255.255.255    254.0.0.0          1.255.255.255
/7     126.0.0.0     127.255.255.255    254.0.0.0          1.255.255.255
/7     128.0.0.0     129.255.255.255    254.0.0.0          1.255.255.255
/7     130.0.0.0     131.255.255.255    254.0.0.0          1.255.255.255
/7     132.0.0.0     133.255.255.255    254.0.0.0          1.255.255.255
/7     134.0.0.0     135.255.255.255    254.0.0.0          1.255.255.255
/7     136.0.0.0     137.255.255.255    254.0.0.0          1.255.255.255
/7     138.0.0.0     139.255.255.255    254.0.0.0          1.255.255.255
/7     140.0.0.0     141.255.255.255    254.0.0.0          1.255.255.255
/7     142.0.0.0     143.255.255.255    254.0.0.0          1.255.255.255
/7     144.0.0.0     145.255.255.255    254.0.0.0          1.255.255.255
/7     146.0.0.0     147.255.255.255    254.0.0.0          1.255.255.255
/7     148.0.0.0     149.255.255.255    254.0.0.0          1.255.255.255
/7     150.0.0.0     151.255.255.255    254.0.0.0          1.255.255.255
/7     152.0.0.0     153.255.255.255    254.0.0.0          1.255.255.255
/7     154.0.0.0     155.255.255.255    254.0.0.0          1.255.255.255
/7     156.0.0.0     157.255.255.255    254.0.0.0          1.255.255.255
/7     158.0.0.0     159.255.255.255    254.0.0.0          1.255.255.255
/7     160.0.0.0     161.255.255.255    254.0.0.0          1.255.255.255
/7     162.0.0.0     163.255.255.255    254.0.0.0          1.255.255.255
/7     164.0.0.0     165.255.255.255    254.0.0.0          1.255.255.255
/7     166.0.0.0     167.255.255.255    254.0.0.0          1.255.255.255
/7     168.0.0.0     169.255.255.255    254.0.0.0          1.255.255.255
/7     170.0.0.0     171.255.255.255    254.0.0.0          1.255.255.255
/7     172.0.0.0     173.255.255.255    254.0.0.0          1.255.255.255
/7     174.0.0.0     175.255.255.255    254.0.0.0          1.255.255.255
/7     176.0.0.0     177.255.255.255    254.0.0.0          1.255.255.255
/7     178.0.0.0     179.255.255.255    254.0.0.0          1.255.255.255
/7     180.0.0.0     181.255.255.255    254.0.0.0          1.255.255.255
/7     182.0.0.0     183.255.255.255    254.0.0.0          1.255.255.255
/7     184.0.0.0     185.255.255.255    254.0.0.0          1.255.255.255
/7     186.0.0.0     187.255.255.255    254.0.0.0          1.255.255.255
/7     188.0.0.0     189.255.255.255    254.0.0.0          1.255.255.255
/7     190.0.0.0     191.255.255.255    254.0.0.0          1.255.255.255
/7     192.0.0.0     193.255.255.255    254.0.0.0          1.255.255.255
/7     194.0.0.0     195.255.255.255    254.0.0.0          1.255.255.255
/7     196.0.0.0     197.255.255.255    254.0.0.0          1.255.255.255
/7     198.0.0.0     199.255.255.255    254.0.0.0          1.255.255.255
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