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BGP Full View — RIPE RIS RRC00data as of 2026-09-19 13:31

Source: data.ris.ripe.net/rrc00/latest-bview.gz (MRT TABLE_DUMP_V2). For each announced prefix — the distinct origin ASN(s).
🗺 IPv4 address-space map → 📊 ASN TOP →
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IPv4 prefixes
1 156 886
IPv4 origin ASNs
79 150
IPv4 MOAS
5 928
IPv6 prefixes
265 910
IPv6 origin ASNs
37 392
IPv6 MOAS
1 026

IPv4 prefixes by size /1–/24 only, excl. /0 default

MaskPrefixesAddresses
/8 16
268 435 456
/9 14
117 440 512
/10 39
163 577 856
/11 97
203 423 744
/12 305
319 815 680
/13 593
310 902 784
/14 1 206
316 145 664
/15 2 194
287 571 968
/16 13 982
916 324 352
/17 8 696
284 950 528
/18 14 027
229 818 368
/19 26 757
219 193 344
/20 48 528
198 770 688
/21 56 959
116 652 032
/22 118 312
121 151 488
/23 121 168
62 038 016
/24 738 439
189 040 384
Total 1 151 332 4 325 252 864
BGP /24 coverage of total IPv4 space
Announced in BGP 3 137 242 624 addr 73.04%
Not announced 1 157 724 672 addr 26.96%
↳ technical / special-use (not meant to be announced) 592 642 048 addr 51.19%
↳ routable but not announced 565 082 624 addr 48.81%
    — of total IPv4 space 13.16%
    — of announceable space (total − tech/reserved) 15.26%
Context
Total IPv4 /24 blocks 16 777 216 /24
Reserved + tech /24 (0/8, 10/8, 127/8, 224–255/8, 100.64/10, 169.254/16, 172.16/12, 192.168/16, …) 2 315 269 /24 13.80%
Of those, announced anyway (bogon leaks) 261 /24 0.01%

IPv6 prefixes by size /1–/48 only, addresses as /48 site-counts

MaskPrefixes/48 subnets
/6 1
4 398 046 511 104
/16 1
4 294 967 296
/19 1
536 870 912
/20 15
4 026 531 840
/21 3
402 653 184
/22 6
402 653 184
/23 6
201 326 592
/24 49
822 083 584
/25 13
109 051 904
/26 20
83 886 080
/27 19
39 845 888
/28 170
178 257 920
/29 5 828
3 055 550 464
/30 765
200 540 160
/31 388
50 855 936
/32 27 314
1 790 050 304
/33 6 032
197 656 576
/34 5 667
92 848 128
/35 1 984
16 252 928
/36 10 070
41 246 720
/37 1 409
2 885 632
/38 2 814
2 881 536
/39 1 886
965 632
/40 24 634
6 306 304
/41 1 831
234 368
/42 3 097
198 208
/43 1 472
47 104
/44 27 110
433 760
/45 4 936
39 488
/46 6 602
26 408
/47 9 587
19 174
/48 121 958
121 958
Total 265 688 4 414 603 800 276
IPv4 (1 156 886) IPv6 (265 910)
Reset
Found 48 IPv4 prefixes · ASN: AS27283 · showing 1–48
# Prefix ↑ Mask Range Origin ASN MOAS
1 170.12.0.0/24 /24 170.12.0.0 – 170.12.0.255 AS27283 1
2 170.12.1.0/24 /24 170.12.1.0 – 170.12.1.255 AS27283 1
3 170.12.2.0/24 /24 170.12.2.0 – 170.12.2.255 AS27283 1
4 170.12.5.0/24 /24 170.12.5.0 – 170.12.5.255 AS27283 1
5 170.12.16.0/24 /24 170.12.16.0 – 170.12.16.255 AS27283 1
6 170.12.17.0/24 /24 170.12.17.0 – 170.12.17.255 AS27283 1
7 170.12.19.0/24 /24 170.12.19.0 – 170.12.19.255 AS27283 1
8 170.12.20.0/24 /24 170.12.20.0 – 170.12.20.255 AS27283 1
9 170.12.22.0/24 /24 170.12.22.0 – 170.12.22.255 AS27283 1
10 170.12.23.0/24 /24 170.12.23.0 – 170.12.23.255 AS27283 1
11 170.12.24.0/22 /22 170.12.24.0 – 170.12.27.255 AS27283 1
12 170.12.28.0/23 /23 170.12.28.0 – 170.12.29.255 AS27283 1
13 170.12.64.0/22 /22 170.12.64.0 – 170.12.67.255 AS27283 1
14 170.12.69.0/24 /24 170.12.69.0 – 170.12.69.255 AS27283 1
15 170.12.71.0/24 /24 170.12.71.0 – 170.12.71.255 AS27283 1
16 170.12.74.0/23 /23 170.12.74.0 – 170.12.75.255 AS27283 1
17 170.12.82.0/24 /24 170.12.82.0 – 170.12.82.255 AS27283 1
18 170.12.83.0/24 /24 170.12.83.0 – 170.12.83.255 AS27283 1
19 170.12.88.0/22 /22 170.12.88.0 – 170.12.91.255 AS27283 1
20 170.12.92.0/23 /23 170.12.92.0 – 170.12.93.255 AS27283 1
21 170.12.94.0/23 /23 170.12.94.0 – 170.12.95.255 AS27283 1
22 170.12.96.0/23 /23 170.12.96.0 – 170.12.97.255 AS27283 1
23 170.12.98.0/23 /23 170.12.98.0 – 170.12.99.255 AS27283 1
24 170.12.100.0/24 /24 170.12.100.0 – 170.12.100.255 AS27283 1
25 170.12.101.0/24 /24 170.12.101.0 – 170.12.101.255 AS27283 1
26 170.12.104.0/22 /22 170.12.104.0 – 170.12.107.255 AS27283 1
27 170.12.108.0/22 /22 170.12.108.0 – 170.12.111.255 AS27283 1
28 170.12.112.0/24 /24 170.12.112.0 – 170.12.112.255 AS27283 1
29 170.12.116.0/23 /23 170.12.116.0 – 170.12.117.255 AS27283 1
30 170.12.122.0/23 /23 170.12.122.0 – 170.12.123.255 AS27283 1
31 170.12.138.0/24 /24 170.12.138.0 – 170.12.138.255 AS27283 1
32 170.12.139.0/24 /24 170.12.139.0 – 170.12.139.255 AS27283 1
33 170.12.140.0/24 /24 170.12.140.0 – 170.12.140.255 AS27283 1
34 170.12.141.0/24 /24 170.12.141.0 – 170.12.141.255 AS27283 1
35 170.12.142.0/24 /24 170.12.142.0 – 170.12.142.255 AS27283 1
36 170.12.153.0/24 /24 170.12.153.0 – 170.12.153.255 AS27283 1
37 170.12.155.0/24 /24 170.12.155.0 – 170.12.155.255 AS27283 1
38 170.12.157.0/24 /24 170.12.157.0 – 170.12.157.255 AS27283 1
39 170.12.159.0/24 /24 170.12.159.0 – 170.12.159.255 AS27283 1
40 170.12.162.0/23 /23 170.12.162.0 – 170.12.163.255 AS27283 1
41 170.12.164.0/23 /23 170.12.164.0 – 170.12.165.255 AS27283 1
42 170.12.166.0/24 /24 170.12.166.0 – 170.12.166.255 AS27283 1
43 170.12.232.0/24 /24 170.12.232.0 – 170.12.232.255 AS27283 1
44 170.12.233.0/24 /24 170.12.233.0 – 170.12.233.255 AS27283 1
45 170.12.234.0/24 /24 170.12.234.0 – 170.12.234.255 AS27283 1
46 170.12.236.0/22 /22 170.12.236.0 – 170.12.239.255 AS27283 1
47 170.12.240.0/21 /21 170.12.240.0 – 170.12.247.255 AS27283 1
48 170.12.251.0/24 /24 170.12.251.0 – 170.12.251.255 AS27283 1