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IPv4 IANA Allocation Report

This report was last updated:

08:01 10 Oct 2017 [GMT+10]

Allocation Report for IANA Registry Address Blocks
 (/32 addresses)  
/8%AllocatedRIRDateIANAIETFIANAAllocated Advertised%Advertised%Advertised
 RsvdRsvdPoolAddresses   Allocated
1/8 100.00% apnic 20100119 0 0 0 16777216 15631616 93.17% 93.17%
14/8 100.01% apnic 20100410 0 0 3072 16778496 14675456 87.47% 87.47%
23/8 0.02% arin 20101130 0 0 0 3072 0 0.00% 0.00%
24/8 0.11% arin 20010501 0 0 0 18432 18432 0.11%100.00%
27/8 99.99% apnic 20100119 0 0 1024 16776192 16044352 95.63% 95.64%
36/8 99.63% apnic 20101018 0 0 67584 16715008 15075072 89.85% 90.19%
37/8 0.39% ripencc 20101130 0 0 0 65536 37888 0.23% 57.81%
39/8 100.00% apnic 20110201 0 0 0 16777216 16004864 95.40% 95.40%
40/8 1.07% arin 19910423 0 0 0 180224 180224 1.07%100.00%
42/8 100.01% apnic 20101018 0 0 0 16779264 11208192 66.81% 66.80%
43/8 99.93% apnic 19890221 0 0 11264 16764928 1382144 8.24% 8.24%
45/8 10.10% arin 19910909 0 0 9728 1694208 961280 5.73% 56.74%
47/8 17.19% arin 19890106 0 0 0 2883584 1572864 9.38% 54.55%
49/8 100.00% apnic 20100806 0 0 256 16776960 14896384 88.79% 88.79%
52/8 2.39% arin 19911219 0 0 0 401408 156928 0.94% 39.09%
54/8 0.78% arin 19920317 0 0 0 131072 108544 0.65% 82.81%
58/8 100.02% apnic 20040428 0 0 0 16780800 16404480 97.78% 97.76%
59/8 100.00% apnic 20040428 0 0 0 16777216 12214272 72.80% 72.80%
60/8 100.00% apnic 20030401 0 0 0 16777216 16569856 98.76% 98.76%
61/8 100.00% apnic 19970401 0 0 0 16777216 16230912 96.74% 96.74%
62/8 0.39% ripencc 19970401 0 0 0 65536 0 0.00% 0.00%
64/8 0.21% arin 19990701 0 0 0 35840 32768 0.20% 91.43%
65/8 0.15% arin 20000701 0 0 0 24576 20992 0.13% 85.42%
66/8 0.20% arin 20000701 0 0 0 32768 26624 0.16% 81.25%
67/8 0.03% arin 20010501 0 0 0 5120 1024 0.01% 20.00%
69/8 0.10% arin 20020801 0 0 0 16384 8448 0.05% 51.56%
72/8 0.16% arin 20040803 0 0 0 26112 17920 0.11% 68.63%
74/8 0.02% arin 20050618 0 0 0 4096 4096 0.02%100.00%
76/8 0.02% arin 20050618 0 0 0 4096 4096 0.02%100.00%
81/8 0.02% ripencc 20010401 0 0 0 4096 0 0.00% 0.00%
94/8 0.24% ripencc 20070727 0 0 0 40960 0 0.00% 0.00%
96/8 0.20% arin 20061005 0 0 0 32768 25344 0.15% 77.34%
101/8 100.00% apnic 20100806 0 0 0 16777216 14261760 85.01% 85.01%
103/8 62.79% apnic 20110204 0 0 6231808 10533632 7064388 42.11% 67.07%
106/8 100.00% apnic 20110201 0 0 0 16777984 13353472 79.59% 79.59%
109/8 0.39% ripencc 20090129 0 0 0 65536 0 0.00% 0.00%
110/8 100.00% apnic 20081112 0 0 4096 16777984 16004096 95.39% 95.39%
111/8 100.00% apnic 20081112 0 0 0 16777216 16001280 95.38% 95.38%
112/8 100.02% apnic 20080528 0 0 0 16781056 16443392 98.01% 97.99%
113/8 99.75% apnic 20080528 0 0 9216 16735232 16279808 97.04% 97.28%
114/8 105.88% apnic 20071030 0 0 0 17763584 15761408 93.95% 88.73%
115/8 99.99% apnic 20071030 0 0 1024 16776192 14647040 87.30% 87.31%
116/8 99.83% apnic 20070117 0 0 35840 16749312 12241920 72.97% 73.09%
117/8 99.99% apnic 20070117 0 0 2048 16775168 16040192 95.61% 95.62%
118/8 100.08% apnic 20070117 0 0 0 16791040 15475200 92.24% 92.16%
119/8 99.99% apnic 20070117 0 0 2048 16775168 15470336 92.21% 92.22%
120/8 101.35% apnic 20070117 0 0 2048 17004032 16025856 95.52% 94.25%
121/8 99.99% apnic 20060107 0 0 1024 16776192 16331264 97.34% 97.35%
122/8 100.00% apnic 20060107 0 0 0 16777216 15746816 93.86% 93.86%
123/8 99.57% apnic 20060107 0 0 72704 16704512 15940608 95.01% 95.43%
124/8 100.04% apnic 20050128 0 0 256 16783872 15614272 93.07% 93.03%
125/8 99.96% apnic 20050128 0 0 7168 16770048 16519936 98.47% 98.51%
126/8 100.00% apnic 20050128 0 0 0 16777216 16777216100.00%100.00%
128/8 3.91% arin 19830224 0 0 0 655360 589824 3.52% 90.00%
129/8 4.30% arin 19870112 0 0 0 720896 589824 3.52% 81.82%
130/8 7.81% arin 19880317 0 0 0 1310720 1245184 7.42% 95.00%
131/8 6.64% arin 19871208 0 0 0 1114112 1114112 6.64%100.00%
132/8 2.44% arin 19881205 0 0 0 409600 344064 2.05% 84.00%
133/8 100.00% apnic 19890405 0 0 0 16777216 10324992 61.54% 61.54%
134/8 5.91% arin 19880511 0 0 0 992256 855296 5.10% 86.20%
135/8 0.04% arin 19940106 0 0 0 6144 6144 0.04%100.00%
136/8 3.17% arin 19880615 0 0 0 532480 459264 2.74% 86.25%
137/8 6.25% arin 19890103 0 0 0 1048576 919296 5.48% 87.67%
138/8 7.81% arin 19890411 0 0 131072 1310720 971264 5.79% 74.10%
139/8 25.76% arin 19880429 0 0 3072 4322304 3493120 20.82% 80.82%
140/8 21.88% arin 19890703 0 0 65536 3670016 3468800 20.68% 94.52%
141/8 2.74% ripencc 19900326 0 0 65536 459776 198656 1.18% 43.21%
143/8 6.69% arin 19891221 0 0 131072 1122304 747008 4.45% 66.56%
144/8 11.81% arin 19900111 0 0 197632 1980928 1720320 10.25% 86.84%
146/8 4.70% arin 19901129 0 0 196608 789248 450048 2.68% 57.02%
147/8 7.62% arin 19890109 0 0 65536 1277952 1021952 6.09% 79.97%
148/8 2.95% arin 19900730 0 0 0 495616 92416 0.55% 18.65%
149/8 2.83% arin 19900409 0 0 0 475136 316192 1.88% 66.55%
150/8 50.36% apnic 19910508 0 0 0 8448768 4400128 26.23% 52.08%
151/8 0.98% ripencc 19901112 0 0 131072 163840 37376 0.22% 22.81%
152/8 7.42% arin 19910301 0 0 65536 1245184 1179648 7.03% 94.74%
153/8 58.20% apnic 19890313 0 0 0 9764864 9627648 57.39% 98.59%
154/8 1.39% afrinic 19920205 0 0 0 233472 133888 0.80% 57.35%
155/8 4.31% arin 19911010 0 0 0 722432 526336 3.14% 72.86%
156/8 3.52% arin 19910814 0 0 65536 589824 227072 1.35% 38.50%
157/8 35.11% arin 19911030 0 0 393216 5890048 4819264 28.73% 81.82%
158/8 11.52% arin 19910516 0 0 0 1933312 1182208 7.05% 61.15%
159/8 4.48% arin 19891213 0 0 65536 751104 338944 2.02% 45.13%
160/8 22.28% arin 19920324 5632 0 558080 3738368 2450432 14.61% 65.55%
161/8 9.77% arin 19920420 0 0 65536 1638400 947456 5.65% 57.83%
162/8 2.76% arin 19900822 0 0 65536 463872 130304 0.78% 28.09%
163/8 35.16% apnic 19920221 0 0 523008 5899520 4642048 27.67% 78.69%
164/8 7.67% arin 19921027 0 0 0 1286144 1041152 6.21% 80.95%
165/8 14.42% arin 19930211 0 0 392192 2419712 1749760 10.43% 72.31%
166/8 5.47% arin 19930324 0 0 65536 917504 413184 2.46% 45.03%
167/8 4.37% arin 19930325 0 0 0 733184 323072 1.93% 44.06%
168/8 9.38% arin 19930716 0 0 65536 1573888 1102080 6.57% 70.02%
169/8 7.03% arin 19930101 0 65536 65536 1179648 68096 0.41% 5.77%
170/8 2.04% arin 19920605 0 0 65536 342784 150784 0.90% 43.99%
171/8 57.42% apnic 19940225 0 0 0 9633792 8621312 51.39% 89.49%
172/8 4.02% arin 19930501 0 1048576 0 673792 657408 3.92% 97.57%
173/8 0.05% arin 20080215 0 0 0 8192 0 0.00% 0.00%
174/8 0.02% arin 20080215 0 0 0 4096 0 0.00% 0.00%
175/8 99.99% apnic 20090804 0 0 1024 16776192 16129792 96.14% 96.15%
180/8 100.13% apnic 20090430 0 0 0 16799744 15971840 95.20% 95.07%
182/8 100.19% apnic 20090804 0 0 1280 16808448 16162048 96.33% 96.15%
183/8 100.00% apnic 20090430 0 0 0 16777216 16646912 99.22% 99.22%
184/8 0.78% arin 20081223 0 0 0 131072 118784 0.71% 90.62%
188/8 0.20% ripencc 19940805 0 0 0 32768 0 0.00% 0.00%
192/8 5.22% arin 19830119 11776 66304 79616 876544 461120 2.75% 52.61%
193/8 0.39% ripencc 19920115 0 0 0 65536 0 0.00% 0.00%
194/8 0.39% ripencc 19930602 0 0 0 65536 65536 0.39%100.00%
196/8 0.09% afrinic 19921216 0 0 256 15616 14336 0.09% 91.80%
198/8 0.53% arin 19920108 512 131328 21760 88320 75520 0.45% 85.51%
199/8 0.04% arin 19930908 256 0 0 7168 1536 0.01% 21.43%
202/8 100.02% apnic 19930101 0 0 46848 16780800 13432320 80.06% 80.05%
203/8 99.80% apnic 19930101 0 256 32512 16743936 14028144 83.61% 83.78%
204/8 0.02% arin 19931211 256 0 0 2560 512 0.00% 20.00%
205/8 0.44% arin 19931214 256 0 0 73984 69888 0.42% 94.46%
206/8 0.02% arin 19950508 0 0 0 4096 4096 0.02%100.00%
207/8 0.21% arin 19951101 0 0 0 34816 1280 0.01% 3.68%
208/8 0.04% arin 19960313 0 0 0 6656 5376 0.03% 80.77%
209/8 0.07% arin 19960601 0 0 0 12288 11776 0.07% 95.83%
210/8 101.34% apnic 19960601 0 0 34816 17002752 15815968 94.27% 93.02%
211/8 100.00% apnic 19990601 0 0 0 16777216 15937312 94.99% 94.99%
212/8 0.40% ripencc 19971001 0 0 0 67072 0 0.00% 0.00%
216/8 0.25% arin 19980401 0 0 0 42496 17408 0.10% 40.96%
218/8 100.82% apnic 20001201 0 0 1792 16914688 16507008 98.39% 97.59%
219/8 100.00% apnic 20010901 0 0 0 16777216 16516608 98.45% 98.45%
220/8 99.99% apnic 20011201 0 0 2048 16775936 15322240 91.33% 91.33%
221/8 100.00% apnic 20020701 0 0 0 16777216 16596992 98.93% 98.93%
222/8 100.00% apnic 20030201 0 0 0 16777216 16696576 99.52% 99.52%
223/8 99.98% apnic 20100410 0 0 4096 16773120 15470336 92.21% 92.23%
           
128 /8s40.69% 20171010 0.00 /8 0.08 /8 0.60 /852.09 /8 45.73 /835.73%87.80%

Totals: 52.69 /8s Assigned, 52.09 /8s Allocated, 0.60 /8s in RIR Pool, 45.73 /8s Advertised