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IPv4 IANA Allocation Report

This report was last updated:

08:01 24 Aug 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 15614208 93.07% 93.07%
14/8 100.01% apnic 20100410 0 0 3072 16778496 14723072 87.76% 87.75%
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 2048 16775168 16179776 96.44% 96.45%
36/8 99.62% apnic 20101018 0 0 67584 16714240 15067392 89.81% 90.15%
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 11208960 66.81% 66.80%
43/8 99.91% apnic 19890221 0 0 13312 16762880 1373952 8.19% 8.20%
45/8 10.06% arin 19910909 0 0 15872 1688064 957952 5.71% 56.75%
47/8 17.19% arin 19890106 0 0 0 2883584 786432 4.69% 27.27%
49/8 100.00% apnic 20100806 0 0 256 16776960 14906880 88.85% 88.85%
52/8 2.34% arin 19911219 0 0 0 393216 133120 0.79% 33.85%
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 16397568 97.74% 97.72%
59/8 100.00% apnic 20040428 0 0 0 16777216 12215808 72.81% 72.81%
60/8 100.00% apnic 20030401 0 0 0 16777216 16635392 99.15% 99.15%
61/8 100.00% apnic 19970401 0 0 0 16777216 16234752 96.77% 96.77%
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 0.17% arin 20000701 512 0 0 28672 26624 0.16% 92.86%
67/8 0.02% arin 20010501 0 0 0 4096 0 0.00% 0.00%
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 24576 0.15% 75.00%
101/8 100.00% apnic 20100806 0 0 0 16777216 14286080 85.15% 85.15%
103/8 61.85% apnic 20110204 0 0 6388736 10376704 6964804 41.51% 67.12%
106/8 100.00% apnic 20110201 0 0 0 16777984 13549824 80.76% 80.76%
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 16010752 95.43% 95.43%
111/8 100.00% apnic 20081112 0 0 0 16777216 16135424 96.17% 96.17%
112/8 100.02% apnic 20080528 0 0 0 16781056 16443136 98.01% 97.99%
113/8 99.75% apnic 20080528 0 0 9216 16735232 16312064 97.23% 97.47%
114/8 105.88% apnic 20071030 0 0 0 17763584 15748352 93.87% 88.66%
115/8 99.99% apnic 20071030 0 0 1024 16776192 14742784 87.87% 87.88%
116/8 99.84% apnic 20070117 0 0 34816 16749568 12104448 72.15% 72.27%
117/8 99.98% apnic 20070117 0 0 3072 16774144 16028416 95.54% 95.55%
118/8 100.08% apnic 20070117 0 0 0 16791040 15471872 92.22% 92.14%
119/8 99.99% apnic 20070117 0 0 2048 16775168 15439104 92.02% 92.04%
120/8 101.35% apnic 20070117 0 0 2048 17003264 16023296 95.51% 94.24%
121/8 99.99% apnic 20060107 0 0 1024 16776192 16337408 97.38% 97.38%
122/8 100.00% apnic 20060107 0 0 0 16777216 15744768 93.85% 93.85%
123/8 99.57% apnic 20060107 0 0 72704 16704512 15956480 95.11% 95.52%
124/8 100.04% apnic 20050128 0 0 256 16783872 15703360 93.60% 93.56%
125/8 99.96% apnic 20050128 0 0 7168 16770048 16518656 98.46% 98.50%
126/8 100.00% apnic 20050128 0 0 0 16777216 16777216100.00%100.00%
128/8 3.52% arin 19830224 0 0 0 589824 589824 3.52%100.00%
129/8 3.91% arin 19870112 0 0 0 655360 589824 3.52% 90.00%
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 10324480 61.54% 61.54%
134/8 5.91% arin 19880511 0 0 0 992256 857600 5.11% 86.43%
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 921088 5.49% 87.84%
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 3497216 20.85% 80.91%
140/8 21.88% arin 19890703 0 0 65536 3670016 3468800 20.68% 94.52%
141/8 2.73% ripencc 19900326 0 0 65536 458752 197632 1.18% 43.08%
143/8 6.69% arin 19891221 0 0 131072 1122304 747008 4.45% 66.56%
144/8 11.81% arin 19900111 0 0 196608 1981952 1720576 10.26% 86.81%
146/8 4.71% arin 19901129 0 0 196608 790016 450816 2.69% 57.06%
147/8 7.62% arin 19890109 0 0 65536 1277952 1021696 6.09% 79.95%
148/8 2.56% arin 19900730 0 0 0 430080 92416 0.55% 21.49%
149/8 2.83% arin 19900409 0 0 0 475136 299808 1.79% 63.10%
150/8 49.72% apnic 19910508 0 0 0 8340992 4394496 26.19% 52.69%
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 1114112 6.64% 89.47%
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 526080 3.14% 72.82%
156/8 3.52% arin 19910814 0 0 65536 589824 226048 1.35% 38.32%
157/8 35.11% arin 19911030 0 0 393216 5890048 4811840 28.68% 81.69%
158/8 11.52% arin 19910516 0 0 0 1933312 1180672 7.04% 61.07%
159/8 4.48% arin 19891213 0 0 65536 751104 338176 2.02% 45.02%
160/8 22.27% arin 19920324 17920 0 558080 3736064 2450432 14.61% 65.59%
161/8 9.77% arin 19920420 0 0 65536 1638400 947456 5.65% 57.83%
162/8 2.37% arin 19900822 0 0 65536 397312 129280 0.77% 32.54%
163/8 35.16% apnic 19920221 0 0 524032 5898496 4624384 27.56% 78.40%
164/8 7.67% arin 19921027 0 0 0 1286144 1040896 6.20% 80.93%
165/8 14.42% arin 19930211 0 0 392192 2419712 1750528 10.43% 72.34%
166/8 5.47% arin 19930324 0 0 65536 917504 411392 2.45% 44.84%
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 1.65% arin 19920605 0 0 65536 277248 148224 0.88% 53.46%
171/8 57.42% apnic 19940225 0 0 0 9633792 8685824 51.77% 90.16%
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 16121088 96.09% 96.10%
180/8 100.13% apnic 20090430 0 0 0 16799744 15978752 95.24% 95.11%
182/8 100.18% apnic 20090804 0 0 1280 16807168 16101888 95.97% 95.80%
183/8 100.00% apnic 20090430 0 0 0 16777216 16644608 99.21% 99.21%
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 16384 66304 79104 875520 469056 2.80% 53.57%
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 0 0.00% 0.00%
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 1280 0 0 6144 1536 0.01% 25.00%
202/8 100.00% apnic 19930101 0 0 51712 16776704 13432832 80.07% 80.07%
203/8 99.77% apnic 19930101 0 256 37376 16739072 14033264 83.64% 83.84%
204/8 0.02% arin 19931211 1280 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 0.01% arin 19951101 0 0 0 2048 1280 0.01% 62.50%
208/8 0.03% arin 19960313 1024 0 0 4608 4608 0.03%100.00%
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 15817248 94.28% 93.03%
211/8 100.00% apnic 19990601 0 0 0 16777216 15928864 94.94% 94.94%
212/8 0.39% ripencc 19971001 0 0 0 65536 0 0.00% 0.00%
216/8 0.16% arin 19980401 0 0 0 26112 17408 0.10% 66.67%
218/8 100.82% apnic 20001201 0 0 1792 16914688 16509568 98.40% 97.60%
219/8 100.00% apnic 20010901 0 0 0 16777216 16515840 98.44% 98.44%
220/8 99.99% apnic 20011201 0 0 2048 16775936 15327360 91.36% 91.37%
221/8 100.00% apnic 20020701 0 0 0 16777216 16601856 98.95% 98.95%
222/8 100.00% apnic 20030201 0 0 0 16777216 16698624 99.53% 99.53%
223/8 99.98% apnic 20100410 0 0 4096 16773120 15754496 93.90% 93.93%
           
128 /8s40.66% 20170824 0.00 /8 0.08 /8 0.61 /852.05 /8 45.72 /835.72%87.85%

Totals: 52.66 /8s Assigned, 52.05 /8s Allocated, 0.61 /8s in RIR Pool, 45.72 /8s Advertised