BGP Full View โ€” 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 โ€” the distinct origin ASN(s).
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 /1โ€“/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%
โ†ณ technical / special-use (not meant to be announced) 592 634 112 addr 50.19%
โ†ณ routable but not announced 588 218 624 addr 49.81%
    โ€” of total IPv4 space 13.70%
    โ€” of announceable space (total โˆ’ tech/reserved) 15.89%
Context
Total IPv4 /24 blocks 16 777 216 /24
Reserved + tech /24 (0/8, 10/8, 127/8, 224โ€“255/8, 100.64/10, 169.254/16, 172.16/12, 192.168/16, โ€ฆ) 2 315 269 /24 13.80%
Of those, announced anyway (bogon leaks) 292 /24 0.01%

IPv6 prefixes by size /1โ€“/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 39 IPv4 prefixes ยท ASN: AS34369 ยท showing 1โ€“39
# Prefix โ†‘ Mask Range Origin ASN MOAS
1 37.148.0.0/19 /19 37.148.0.0 โ€“ 37.148.31.255 AS34369 1
2 37.148.0.0/21 /21 37.148.0.0 โ€“ 37.148.7.255 AS34369 1
3 37.148.8.0/22 /22 37.148.8.0 โ€“ 37.148.11.255 AS34369 1
4 37.148.12.0/22 /22 37.148.12.0 โ€“ 37.148.15.255 AS34369 1
5 37.148.16.0/21 /21 37.148.16.0 โ€“ 37.148.23.255 AS34369 1
6 37.148.24.0/21 /21 37.148.24.0 โ€“ 37.148.31.255 AS34369 1
7 37.148.32.0/20 /20 37.148.32.0 โ€“ 37.148.47.255 AS34369 1
8 37.148.32.0/21 /21 37.148.32.0 โ€“ 37.148.39.255 AS34369 1
9 37.148.40.0/22 /22 37.148.40.0 โ€“ 37.148.43.255 AS34369 1
10 37.148.44.0/22 /22 37.148.44.0 โ€“ 37.148.47.255 AS34369 1
11 37.148.48.0/23 /23 37.148.48.0 โ€“ 37.148.49.255 AS34369 1
12 37.148.50.0/23 /23 37.148.50.0 โ€“ 37.148.51.255 AS34369 1
13 37.148.52.0/22 /22 37.148.52.0 โ€“ 37.148.55.255 AS34369 1
14 37.148.56.0/21 /21 37.148.56.0 โ€“ 37.148.63.255 AS34369 1
15 37.148.64.0/21 /21 37.148.64.0 โ€“ 37.148.71.255 AS34369 1
16 37.148.64.0/22 /22 37.148.64.0 โ€“ 37.148.67.255 AS34369 1
17 37.148.68.0/23 /23 37.148.68.0 โ€“ 37.148.69.255 AS34369 1
18 37.148.70.0/23 /23 37.148.70.0 โ€“ 37.148.71.255 AS34369 1
19 37.148.72.0/21 /21 37.148.72.0 โ€“ 37.148.79.255 AS34369 1
20 37.148.80.0/22 /22 37.148.80.0 โ€“ 37.148.83.255 AS34369 1
21 37.148.84.0/23 /23 37.148.84.0 โ€“ 37.148.85.255 AS34369 1
22 37.148.86.0/23 /23 37.148.86.0 โ€“ 37.148.87.255 AS34369 1
23 37.148.89.0/24 /24 37.148.89.0 โ€“ 37.148.89.255 AS34369 1
24 37.148.90.0/24 /24 37.148.90.0 โ€“ 37.148.90.255 AS34369 1
25 37.148.91.0/24 /24 37.148.91.0 โ€“ 37.148.91.255 AS34369 1
26 37.148.92.0/24 /24 37.148.92.0 โ€“ 37.148.92.255 AS34369 1
27 37.148.96.0/20 /20 37.148.96.0 โ€“ 37.148.111.255 AS34369 1
28 37.202.128.0/21 /21 37.202.128.0 โ€“ 37.202.135.255 AS34369 1
29 37.202.144.0/21 /21 37.202.144.0 โ€“ 37.202.151.255 AS34369 1
30 37.202.144.0/22 /22 37.202.144.0 โ€“ 37.202.147.255 AS34369 1
31 37.202.148.0/23 /23 37.202.148.0 โ€“ 37.202.149.255 AS34369 1
32 37.202.150.0/23 /23 37.202.150.0 โ€“ 37.202.151.255 AS34369 1
33 37.202.152.0/21 /21 37.202.152.0 โ€“ 37.202.159.255 AS34369 1
34 37.202.160.0/21 /21 37.202.160.0 โ€“ 37.202.167.255 AS34369 1
35 37.202.168.0/21 /21 37.202.168.0 โ€“ 37.202.175.255 AS34369 1
36 37.202.176.0/22 /22 37.202.176.0 โ€“ 37.202.179.255 AS34369 1
37 37.202.180.0/22 /22 37.202.180.0 โ€“ 37.202.183.255 AS34369 1
38 37.202.184.0/22 /22 37.202.184.0 โ€“ 37.202.187.255 AS34369 1
39 37.202.188.0/22 /22 37.202.188.0 โ€“ 37.202.191.255 AS34369 1