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 42 IPv4 prefixes · ASN: AS131921 · showing 1–42
# Prefix ↑ Mask Range Origin ASN MOAS
1 133.117.148.0/22 /22 133.117.148.0 – 133.117.151.255 AS131921 1
2 133.117.152.0/21 /21 133.117.152.0 – 133.117.159.255 AS131921 1
3 153.122.0.0/16 /16 153.122.0.0 – 153.122.255.255 AS131921 1
4 153.122.0.0/20 /20 153.122.0.0 – 153.122.15.255 AS131921 1
5 153.122.16.0/20 /20 153.122.16.0 – 153.122.31.255 AS131921 1
6 153.122.32.0/20 /20 153.122.32.0 – 153.122.47.255 AS131921 1
7 153.122.48.0/20 /20 153.122.48.0 – 153.122.63.255 AS131921 1
8 153.122.64.0/20 /20 153.122.64.0 – 153.122.79.255 AS131921 1
9 153.122.80.0/20 /20 153.122.80.0 – 153.122.95.255 AS131921 1
10 153.122.96.0/20 /20 153.122.96.0 – 153.122.111.255 AS131921 1
11 153.122.112.0/20 /20 153.122.112.0 – 153.122.127.255 AS131921 1
12 153.122.128.0/20 /20 153.122.128.0 – 153.122.143.255 AS131921 1
13 153.122.144.0/20 /20 153.122.144.0 – 153.122.159.255 AS131921 1
14 153.122.160.0/20 /20 153.122.160.0 – 153.122.175.255 AS131921 1
15 153.122.176.0/20 /20 153.122.176.0 – 153.122.191.255 AS131921 1
16 153.122.192.0/20 /20 153.122.192.0 – 153.122.207.255 AS131921 1
17 153.122.208.0/20 /20 153.122.208.0 – 153.122.223.255 AS131921 1
18 153.122.224.0/20 /20 153.122.224.0 – 153.122.239.255 AS131921 1
19 153.122.240.0/20 /20 153.122.240.0 – 153.122.255.255 AS131921 1
20 153.123.0.0/20 /20 153.123.0.0 – 153.123.15.255 AS131921 1
21 153.123.2.0/24 /24 153.123.2.0 – 153.123.2.255 AS131921 1
22 153.123.3.0/24 /24 153.123.3.0 – 153.123.3.255 AS131921 1
23 153.123.4.0/23 /23 153.123.4.0 – 153.123.5.255 AS131921 1
24 153.123.6.0/23 /23 153.123.6.0 – 153.123.7.255 AS131921 1
25 153.123.8.0/23 /23 153.123.8.0 – 153.123.9.255 AS131921 1
26 153.124.128.0/20 /20 153.124.128.0 – 153.124.143.255 AS131921 1
27 153.124.128.0/23 /23 153.124.128.0 – 153.124.129.255 AS131921 1
28 153.124.128.0/24 /24 153.124.128.0 – 153.124.128.255 AS131921 1
29 153.124.132.0/24 /24 153.124.132.0 – 153.124.132.255 AS131921 1
30 157.120.115.0/24 /24 157.120.115.0 – 157.120.115.255 AS131921 1
31 180.131.136.0/21 /21 180.131.136.0 – 180.131.143.255 AS131921 1
32 180.131.136.0/22 /22 180.131.136.0 – 180.131.139.255 AS131921 1
33 180.131.140.0/22 /22 180.131.140.0 – 180.131.143.255 AS131921 1
34 180.222.176.0/20 /20 180.222.176.0 – 180.222.191.255 AS131921 1
35 180.222.176.0/21 /21 180.222.176.0 – 180.222.183.255 AS131921 1
36 180.222.184.0/21 /21 180.222.184.0 – 180.222.191.255 AS131921 1
37 202.237.148.0/23 /23 202.237.148.0 – 202.237.149.255 AS131921 1
38 202.237.148.0/24 /24 202.237.148.0 – 202.237.148.255 AS131921 1
39 202.237.149.0/24 /24 202.237.149.0 – 202.237.149.255 AS131921 1
40 210.158.32.0/20 /20 210.158.32.0 – 210.158.47.255 AS131921 1
41 210.158.32.0/21 /21 210.158.32.0 – 210.158.39.255 AS131921 1
42 210.158.40.0/21 /21 210.158.40.0 – 210.158.47.255 AS131921 1