BGP Full View — RIPE RIS RRC00data as of 2026-04-24 21:19

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
1 122 923
IPv4 origin ASNs
78 185
IPv4 MOAS
6 325
IPv6 prefixes
254 771
IPv6 origin ASNs
36 403
IPv6 MOAS
1 466

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 95
199 229 440
/12 303
317 718 528
/13 586
307 232 768
/14 1 206
316 145 664
/15 2 152
282 066 944
/16 13 827
906 166 272
/17 8 680
284 426 240
/18 13 933
228 278 272
/19 26 602
217 923 584
/20 48 490
198 615 040
/21 55 704
114 081 792
/22 118 650
121 497 600
/23 117 721
60 273 152
/24 709 454
181 620 224
Total 1 117 472 4 284 729 344
BGP /24 coverage of total IPv4 space
Announced in BGP 3 114 114 560 addr 72.51%
Not announced 1 180 852 736 addr 27.49%
↳ technical / special-use (not meant to be announced) 592 634 112 addr 50.19%
↳ routable but not announced 588 218 624 addr 49.81%
    — of total IPv4 space 13.70%
    — of announceable space (total − tech/reserved) 15.89%
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) 292 /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 14
3 758 096 384
/21 3
402 653 184
/22 6
402 653 184
/23 6
201 326 592
/24 41
687 865 856
/25 13
109 051 904
/26 17
71 303 168
/27 18
37 748 736
/28 163
170 917 888
/29 5 464
2 864 709 632
/30 833
218 365 952
/31 358
46 923 776
/32 26 878
1 761 476 608
/33 5 674
185 925 632
/34 5 534
90 669 056
/35 1 943
15 917 056
/36 9 935
40 693 760
/37 1 389
2 844 672
/38 2 720
2 785 280
/39 1 852
948 224
/40 23 800
6 092 800
/41 1 722
220 416
/42 2 968
189 952
/43 1 444
46 208
/44 25 734
411 744
/45 4 511
36 088
/46 5 844
23 376
/47 8 847
17 694
/48 116 726
116 726
Total 254 460 4 413 958 380 860
IPv4 (1 122 923) IPv6 (254 771)
Reset
Found 38 IPv4 prefixes · ASN: AS4776 · showing 1–38
# Prefix ↓ Mask Range Origin ASN MOAS
1 210.203.176.0/20 /20 210.203.176.0 – 210.203.191.255 AS4776 1
2 210.203.160.0/20 /20 210.203.160.0 – 210.203.175.255 AS4776 1
3 210.203.144.0/20 /20 210.203.144.0 – 210.203.159.255 AS4776 1
4 210.203.128.0/20 /20 210.203.128.0 – 210.203.143.255 AS4776 1
5 203.148.254.0/23 /23 203.148.254.0 – 203.148.255.255 AS4776 1
6 203.148.253.0/24 /24 203.148.253.0 – 203.148.253.255 AS4776 1
7 203.148.251.0/24 /24 203.148.251.0 – 203.148.251.255 AS4776 1
8 203.148.250.0/24 /24 203.148.250.0 – 203.148.250.255 AS4776 1
9 203.148.250.0/23 /23 203.148.250.0 – 203.148.251.255 AS4776 1
10 203.148.248.0/23 /23 203.148.248.0 – 203.148.249.255 AS4776 1
11 203.148.244.0/23 /23 203.148.244.0 – 203.148.245.255 AS4776 1
12 203.148.242.0/23 /23 203.148.242.0 – 203.148.243.255 AS4776 1
13 203.148.238.0/23 /23 203.148.238.0 – 203.148.239.255 AS4776 1
14 203.148.236.0/23 /23 203.148.236.0 – 203.148.237.255 AS4776 1
15 203.148.224.0/19 /19 203.148.224.0 – 203.148.255.255 AS4776 1
16 203.148.220.0/23 /23 203.148.220.0 – 203.148.221.255 AS4776 1
17 203.148.218.0/23 /23 203.148.218.0 – 203.148.219.255 AS4776 1
18 203.148.216.0/23 /23 203.148.216.0 – 203.148.217.255 AS4776 1
19 203.148.214.0/23 /23 203.148.214.0 – 203.148.215.255 AS4776 1
20 203.148.212.0/23 /23 203.148.212.0 – 203.148.213.255 AS4776 1
21 203.148.210.0/23 /23 203.148.210.0 – 203.148.211.255 AS4776 1
22 203.148.208.0/20 /20 203.148.208.0 – 203.148.223.255 AS4776 1
23 203.148.206.0/23 /23 203.148.206.0 – 203.148.207.255 AS4776 1
24 203.148.204.0/23 /23 203.148.204.0 – 203.148.205.255 AS4776 1
25 203.148.200.0/23 /23 203.148.200.0 – 203.148.201.255 AS4776 1
26 203.148.200.0/21 /21 203.148.200.0 – 203.148.207.255 AS4776 1
27 203.148.192.0/22 /22 203.148.192.0 – 203.148.195.255 AS4776 1
28 203.148.190.0/23 /23 203.148.190.0 – 203.148.191.255 AS4776 1
29 203.148.183.0/24 /24 203.148.183.0 – 203.148.183.255 AS4776 1
30 203.148.180.0/23 /23 203.148.180.0 – 203.148.181.255 AS4776 1
31 203.148.178.0/23 /23 203.148.178.0 – 203.148.179.255 AS4776 1
32 203.148.176.0/23 /23 203.148.176.0 – 203.148.177.255 AS4776 1
33 203.148.176.0/20 /20 203.148.176.0 – 203.148.191.255 AS4776 1
34 203.148.174.0/23 /23 203.148.174.0 – 203.148.175.255 AS4776 1
35 203.148.172.0/23 /23 203.148.172.0 – 203.148.173.255 AS4776 1
36 203.148.160.0/23 /23 203.148.160.0 – 203.148.161.255 AS4776 1
37 203.148.160.0/19 /19 203.148.160.0 – 203.148.191.255 AS4776 1
38 203.148.128.0/20 /20 203.148.128.0 – 203.148.143.255 AS4776 1