BGP Full View — RIPE RIS RRC00data as of 2026-10-09 18:35

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
1 162 150
IPv4 origin ASNs
79 259
IPv4 MOAS
6 189
IPv6 prefixes
268 171
IPv6 origin ASNs
37 569
IPv6 MOAS
1 092

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 2 188
286 785 536
/16 13 971
915 603 456
/17 8 699
285 048 832
/18 14 049
230 178 816
/19 26 766
219 267 072
/20 48 505
198 676 480
/21 56 968
116 670 464
/22 118 671
121 519 104
/23 121 508
62 212 096
/24 743 349
190 297 344
Total 1 156 944 4 326 000 896
BGP /24 coverage of total IPv4 space
Announced in BGP 3 136 645 888 addr 73.03%
Not announced 1 158 321 408 addr 26.97%
↳ technical / special-use (not meant to be announced) 592 642 048 addr 51.16%
↳ routable but not announced 565 679 360 addr 48.84%
    — of total IPv4 space 13.17%
    — of announceable space (total − tech/reserved) 15.28%
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 51
855 638 016
/25 13
109 051 904
/26 21
88 080 384
/27 19
39 845 888
/28 169
177 209 344
/29 5 867
3 075 997 696
/30 737
193 200 128
/31 388
50 855 936
/32 27 418
1 796 866 048
/33 6 074
199 032 832
/34 5 729
93 863 936
/35 2 021
16 556 032
/36 10 181
41 701 376
/37 1 418
2 904 064
/38 2 819
2 886 656
/39 1 890
967 680
/40 24 883
6 370 048
/41 1 861
238 208
/42 2 973
190 272
/43 1 479
47 328
/44 27 192
435 072
/45 4 933
39 464
/46 6 621
26 484
/47 9 602
19 204
/48 123 552
123 552
Total 267 944 4 414 663 661 664
IPv4 (1 162 150) IPv6 (268 171)
Reset
Found 34 IPv6 prefixes · ASN: AS17421 · showing 1–34
# Prefix ↑ Mask Range Origin ASN MOAS
1 2001:b400::/23 /23 2001:b400:: – 2001:b5ff:ffff:ffff:ffff:ffff:ffff:ffff AS17421 1
2 2001:b400:d208::/45 /45 2001:b400:d208:: – 2001:b400:d20f:ffff:ffff:ffff:ffff:ffff AS17421 1
3 2001:b400:d408::/45 /45 2001:b400:d408:: – 2001:b400:d40f:ffff:ffff:ffff:ffff:ffff AS17421 1
4 2001:b400:e000::/36 /36 2001:b400:e000:: – 2001:b400:efff:ffff:ffff:ffff:ffff:ffff AS17421 1
5 2001:b400:e100::/44 /44 2001:b400:e100:: – 2001:b400:e10f:ffff:ffff:ffff:ffff:ffff AS17421 1
6 2001:b400:e110::/44 /44 2001:b400:e110:: – 2001:b400:e11f:ffff:ffff:ffff:ffff:ffff AS17421 1
7 2001:b400:e120::/44 /44 2001:b400:e120:: – 2001:b400:e12f:ffff:ffff:ffff:ffff:ffff AS17421 1
8 2001:b400:e130::/44 /44 2001:b400:e130:: – 2001:b400:e13f:ffff:ffff:ffff:ffff:ffff AS17421 1
9 2001:b400:e140::/44 /44 2001:b400:e140:: – 2001:b400:e14f:ffff:ffff:ffff:ffff:ffff AS17421 1
10 2001:b400:e150::/44 /44 2001:b400:e150:: – 2001:b400:e15f:ffff:ffff:ffff:ffff:ffff AS17421 1
11 2001:b400:e160::/44 /44 2001:b400:e160:: – 2001:b400:e16f:ffff:ffff:ffff:ffff:ffff AS17421 1
12 2001:b400:e170::/44 /44 2001:b400:e170:: – 2001:b400:e17f:ffff:ffff:ffff:ffff:ffff AS17421 1
13 2001:b400:e3e0::/44 /44 2001:b400:e3e0:: – 2001:b400:e3ef:ffff:ffff:ffff:ffff:ffff AS17421 1
14 2001:b400:e3f0::/44 /44 2001:b400:e3f0:: – 2001:b400:e3ff:ffff:ffff:ffff:ffff:ffff AS17421 1
15 2001:b400:e500::/44 /44 2001:b400:e500:: – 2001:b400:e50f:ffff:ffff:ffff:ffff:ffff AS17421 1
16 2001:b400:e510::/44 /44 2001:b400:e510:: – 2001:b400:e51f:ffff:ffff:ffff:ffff:ffff AS17421 1
17 2001:b400:e520::/44 /44 2001:b400:e520:: – 2001:b400:e52f:ffff:ffff:ffff:ffff:ffff AS17421 1
18 2001:b400:e530::/44 /44 2001:b400:e530:: – 2001:b400:e53f:ffff:ffff:ffff:ffff:ffff AS17421 1
19 2001:b400:e540::/44 /44 2001:b400:e540:: – 2001:b400:e54f:ffff:ffff:ffff:ffff:ffff AS17421 1
20 2001:b400:e550::/44 /44 2001:b400:e550:: – 2001:b400:e55f:ffff:ffff:ffff:ffff:ffff AS17421 1
21 2001:b400:e560::/44 /44 2001:b400:e560:: – 2001:b400:e56f:ffff:ffff:ffff:ffff:ffff AS17421 1
22 2001:b400:e570::/44 /44 2001:b400:e570:: – 2001:b400:e57f:ffff:ffff:ffff:ffff:ffff AS17421 1
23 2001:b400:e600::/44 /44 2001:b400:e600:: – 2001:b400:e60f:ffff:ffff:ffff:ffff:ffff AS17421 1
24 2001:b400:e610::/44 /44 2001:b400:e610:: – 2001:b400:e61f:ffff:ffff:ffff:ffff:ffff AS17421 1
25 2001:b400:e620::/44 /44 2001:b400:e620:: – 2001:b400:e62f:ffff:ffff:ffff:ffff:ffff AS17421 1
26 2001:b400:e630::/44 /44 2001:b400:e630:: – 2001:b400:e63f:ffff:ffff:ffff:ffff:ffff AS17421 1
27 2001:b400:e640::/44 /44 2001:b400:e640:: – 2001:b400:e64f:ffff:ffff:ffff:ffff:ffff AS17421 1
28 2001:b400:e650::/44 /44 2001:b400:e650:: – 2001:b400:e65f:ffff:ffff:ffff:ffff:ffff AS17421 1
29 2001:b400:e660::/44 /44 2001:b400:e660:: – 2001:b400:e66f:ffff:ffff:ffff:ffff:ffff AS17421 1
30 2001:b400:e670::/44 /44 2001:b400:e670:: – 2001:b400:e67f:ffff:ffff:ffff:ffff:ffff AS17421 1
31 2001:b400:f208::/45 /45 2001:b400:f208:: – 2001:b400:f20f:ffff:ffff:ffff:ffff:ffff AS17421 1
32 2001:b400:f218::/45 /45 2001:b400:f218:: – 2001:b400:f21f:ffff:ffff:ffff:ffff:ffff AS17421 1
33 2001:b400:f408::/45 /45 2001:b400:f408:: – 2001:b400:f40f:ffff:ffff:ffff:ffff:ffff AS17421 1
34 2001:b400:f418::/45 /45 2001:b400:f418:: – 2001:b400:f41f:ffff:ffff:ffff:ffff:ffff AS17421 1