Subnet Prefix Table

2a00:90c0:1b00:0080:0000:0000:0000:0000
     |||| |||| |||| |||| |||| |||| ||||
     |||| |||| |||| |||| |||| |||| |||128
     |||| |||| |||| |||| |||| |||| ||124
     |||| |||| |||| |||| |||| |||| |120
     |||| |||| |||| |||| |||| |||| 116
     |||| |||| |||| |||| |||| |||112
     |||| |||| |||| |||| |||| ||108
     |||| |||| |||| |||| |||| |104
     |||| |||| |||| |||| |||| 100
     |||| |||| |||| |||| |||96
     |||| |||| |||| |||| ||92
     |||| |||| |||| |||| |88
     |||| |||| |||| |||| 84
     |||| |||| |||| |||80
     |||| |||| |||| ||76
     |||| |||| |||| |72
     |||| |||| |||| 68
     |||| |||| |||64
     |||| |||| ||60
     |||| |||| |56
     |||| |||| 52
     |||| |||48
     |||| ||44
     |||| |40
     |||| 36
     |||32
     ||28
     |24
     20

Subnet ID Number of IPv6 Address' Space

128 1 
127 2 
126 4 
125 8 
124 16 2a00::x 
123 32 
122 64 
121 128 
120 256 2a00::xx 
119 512 
118 1,024 
117 2,048 
116 4,096 2a00::xxx 
115 8,192 
114 16,384 
113 32,768 
112 65,536 2a00::xxxx 
111 131,072 
110 262,144 
109 524,288 
108 1,048,576 2a00::x:xxxx 
107 2,097,152 
106 4,194,304 
105 8,388,608 
104 16,777,216 2a00::xx:xxxx 
103 33,554,432 
102 67,108,864 
101 134,217,728 
100 268,435,456 2a00::xxx:xxxx 
99 536,870,912 
98 1,073,741,824 
97 2,147,483,648 
96 4,294,967,296 2a00::xxxx:xxxx 
95 8,589,934,592 
94 17,179,869,184 
93 34,359,738,368 
92 68,719,476,736 2a00::x:xxxx:xxxx 
91 137,438,953,472 
90 274,877,906,944 
89 549,755,813,888 
88 1,099,511,627,776 2a00::xx:xxxx:xxxx 
87 2,199,023,255,552 
86 4,398,046,511,104 
85 8,796,093,022,208 
84 17,592,186,044,416 2a00::xxx:xxxx:xxxx 
83 35,184,372,088,832 
82 70,368,744,177,664 
81 140,737,488,355,328 
80 281,474,976,710,656 2a00::xxxx:xxxx:xxxx 
79 562,949,953,421,312 
78 1,125,899,906,842,624 
77 2,251,799,813,685,248 
76 4,503,599,627,370,496 2a00::x:xxxx:xxxx:xxxx 
75 9,007,199,254,740,992 
74 18,014,398,509,481,984 
73 36,028,797,018,963,968 
72 72,057,594,037,927,936 2a00::xx:xxxx:xxxx:xxxx 
71 144,115,188,075,855,872 
70 288,230,376,151,711,744 
69 576,460,752,303,423,488 
68 1,152,921,504,606,846,976 2a00::xxx:xxxx:xxxx:xxxx 
67 2,305,843,009,213,693,952 
66 4,611,686,018,427,387,904 
65 9,223,372,036,854,775,808 
64 18,446,744,073,709,551,616 2a00::xxxx:xxxx:xxxx:xxxx 
63 36,893,488,147,419,103,232 
62 73,786,976,294,838,206,464 
61 147,573,952,589,676,412,928 
60 295,147,905,179,352,825,856 2a00::x:xxxx:xxxx:xxxx:xxxx 
59 590,295,810,358,705,651,712 
58 1,180,591,620,717,411,303,424 
57 2,361,183,241,434,822,606,848 
56 4,722,366,482,869,645,213,696 2a00::xx:xxxx:xxxx:xxxx:xxxx 
55 9,444,732,965,739,290,427,392 
54 18,889,465,931,478,580,854,784 
53 37,778,931,862,957,161,709,568 
52 75,557,863,725,914,323,419,136 2a00::xxx:xxxx:xxxx:xxxx:xxxx 
51 151,115,727,451,828,646,838,272 
50 302,231,454,903,657,293,676,544 
49 604,462,909,807,314,587,353,088 
48 1,208,925,819,614,629,174,706,176 2a00::xxxx:xxxx:xxxx:xxxx:xxxx 
47 2,417,851,639,229,258,349,412,352 
46 4,835,703,278,458,516,698,824,704 
45 9,671,406,556,917,033,397,649,408 
44 19,342,813,113,834,066,795,298,816 2a00::x:xxxx:xxxx:xxxx:xxxx:xxxx 
43 38,685,626,227,668,133,590,597,632 
42 77,371,252,455,336,267,181,195,264 
41 154,742,504,910,672,534,362,390,528 
40 309,485,009,821,345,068,724,781,056 2a00::xx:xxxx:xxxx:xxxx:xxxx:xxxx 
39 618,970,019,642,690,137,449,562,112 
38 1,237,940,039,285,380,274,899,124,224 
37 2,475,880,078,570,760,549,798,248,448 
36 4,951,760,157,141,521,099,596,496,896 2a00::xxx:xxxx:xxxx:xxxx:xxxx:xxxx 
35 9,903,520,314,283,042,199,192,993,792 
34 19,807,040,628,566,084,398,385,987,584 
33 39,614,081,257,132,168,796,771,975,168 
32 79,228,162,514,264,337,593,543,950,336 2a00::xxxx:xxxx:xxxx:xxxx:xxxx:xxxx 
31 158,456,325,028,528,675,187,087,900,672 
30 316,912,650,057,057,350,374,175,801,344 
29 633,825,300,114,114,700,748,351,602,688 
28 1,267,650,600,228,229,401,496,703,205,376 2a00:x:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx 
27 2,535,301,200,456,458,802,993,406,410,752 
26 5,070,602,400,912,917,605,986,812,821,504 
25 10,141,204,801,825,835,211,973,625,643,008 
24 20,282,409,603,651,670,423,947,251,286,016 2a00:xx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx 
23 40,564,819,207,303,340,847,894,502,572,032 
22 81,129,638,414,606,681,695,789,005,144,064 
21 162,280,286,840,214,464,602,688,010,288,128  
20 324,518,553,658,426,726,783,156,020,576,256 2a00:xxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx 
19 649,037,107,316,853,453,566,312,041,152,512  
18 1,298,074,214,633,706,907,132,624,082,305,024  
17 2,596,148,429,267,413,814,265,248,164,610,048  
16 5,192,296,858,534,827,628,530,496,329,220,096 2a00:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:xxxx