BGP Full View — RIPE RIS RRC00data as of 2026-10-10 18:43

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
1 161 609
IPv4 origin ASNs
79 232
IPv4 MOAS
6 167
IPv6 prefixes
267 660
IPv6 origin ASNs
37 556
IPv6 MOAS
1 090

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 13 969
915 472 384
/17 8 693
284 852 224
/18 14 047
230 146 048
/19 26 759
219 209 728
/20 48 500
198 656 000
/21 56 988
116 711 424
/22 118 573
121 418 752
/23 121 473
62 194 176
/24 742 947
190 194 432
Total 1 156 407 4 325 382 400
BGP /24 coverage of total IPv4 space
Announced in BGP 3 136 784 384 addr 73.03%
Not announced 1 158 182 912 addr 26.97%
↳ technical / special-use (not meant to be announced) 592 592 896 addr 51.17%
↳ routable but not announced 565 590 016 addr 48.83%
    — 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) 453 /24 0.02%

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 27 420
1 796 997 120
/33 6 062
198 639 616
/34 5 728
93 847 552
/35 2 019
16 539 648
/36 10 191
41 742 336
/37 1 400
2 867 200
/38 2 807
2 874 368
/39 1 888
966 656
/40 24 900
6 374 400
/41 1 854
237 312
/42 2 971
190 144
/43 1 476
47 232
/44 26 841
429 456
/45 4 931
39 448
/46 6 626
26 504
/47 9 608
19 216
/48 123 413
123 413
Total 267 433 4 414 663 355 029
IPv4 (1 161 609) IPv6 (267 660)
Reset
Found 39 IPv4 prefixes · ASN: AS4741 · showing 1–39
# Prefix ↑ Mask Range Origin ASN MOAS
1 203.149.0.0/18 /18 203.149.0.0 – 203.149.63.255 AS4741 1
2 203.149.0.0/19 /19 203.149.0.0 – 203.149.31.255 AS4741 1
3 203.149.0.0/20 /20 203.149.0.0 – 203.149.15.255 AS4741 1
4 203.149.0.0/22 /22 203.149.0.0 – 203.149.3.255 AS4741 1
5 203.149.0.0/24 /24 203.149.0.0 – 203.149.0.255 AS4741 1
6 203.149.6.0/24 /24 203.149.6.0 – 203.149.6.255 AS4741 1
7 203.149.8.0/24 /24 203.149.8.0 – 203.149.8.255 AS4741 1
8 203.149.9.0/24 /24 203.149.9.0 – 203.149.9.255 AS4741 1
9 203.149.10.0/24 /24 203.149.10.0 – 203.149.10.255 AS4741 1
10 203.149.11.0/24 /24 203.149.11.0 – 203.149.11.255 AS4741 1
11 203.149.16.0/20 /20 203.149.16.0 – 203.149.31.255 AS4741 1
12 203.149.20.0/24 /24 203.149.20.0 – 203.149.20.255 AS4741 1
13 203.149.21.0/24 /24 203.149.21.0 – 203.149.21.255 AS4741 1
14 203.149.29.0/24 /24 203.149.29.0 – 203.149.29.255 AS4741 1
15 203.149.31.0/24 /24 203.149.31.0 – 203.149.31.255 AS4741 1
16 203.149.32.0/19 /19 203.149.32.0 – 203.149.63.255 AS4741 1
17 203.149.37.0/24 /24 203.149.37.0 – 203.149.37.255 AS4741 1
18 203.149.38.0/24 /24 203.149.38.0 – 203.149.38.255 AS4741 1
19 203.149.45.0/24 /24 203.149.45.0 – 203.149.45.255 AS4741 1
20 203.149.46.0/23 /23 203.149.46.0 – 203.149.47.255 AS4741 1
21 203.149.48.0/20 /20 203.149.48.0 – 203.149.63.255 AS4741 1
22 203.149.62.0/24 /24 203.149.62.0 – 203.149.62.255 AS4741 1
23 203.149.63.0/24 /24 203.149.63.0 – 203.149.63.255 AS4741 1
24 210.246.64.0/18 /18 210.246.64.0 – 210.246.127.255 AS4741 1
25 210.246.128.0/17 /17 210.246.128.0 – 210.246.255.255 AS4741 1
26 210.246.128.0/18 /18 210.246.128.0 – 210.246.191.255 AS4741 1
27 210.246.128.0/20 /20 210.246.128.0 – 210.246.143.255 AS4741 1
28 210.246.144.0/20 /20 210.246.144.0 – 210.246.159.255 AS4741 1
29 210.246.150.0/24 /24 210.246.150.0 – 210.246.150.255 AS4741 1
30 210.246.154.0/24 /24 210.246.154.0 – 210.246.154.255 AS4741 1
31 210.246.176.0/20 /20 210.246.176.0 – 210.246.191.255 AS4741 1
32 210.246.176.0/24 /24 210.246.176.0 – 210.246.176.255 AS4741 1
33 210.246.177.0/24 /24 210.246.177.0 – 210.246.177.255 AS4741 1
34 210.246.178.0/24 /24 210.246.178.0 – 210.246.178.255 AS4741 1
35 210.246.179.0/24 /24 210.246.179.0 – 210.246.179.255 AS4741 1
36 210.246.185.0/24 /24 210.246.185.0 – 210.246.185.255 AS4741 1
37 210.246.192.0/18 /18 210.246.192.0 – 210.246.255.255 AS4741 1
38 210.246.192.0/20 /20 210.246.192.0 – 210.246.207.255 AS4741 1
39 210.246.232.0/22 /22 210.246.232.0 – 210.246.235.255 AS4741 1