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BGP Full View — RIPE RIS RRC00data as of 2026-09-16 13:02

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
1 155 004
IPv4 origin ASNs
79 097
IPv4 MOAS
5 841
IPv6 prefixes
266 320
IPv6 origin ASNs
37 391
IPv6 MOAS
1 012

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 2 195
287 703 040
/16 13 986
916 586 496
/17 8 703
285 179 904
/18 14 029
229 851 136
/19 26 756
219 185 152
/20 48 492
198 623 232
/21 56 954
116 641 792
/22 118 301
121 140 224
/23 121 085
61 995 520
/24 736 683
188 590 848
Total 1 149 454 4 325 239 040
BGP /24 coverage of total IPv4 space
Announced in BGP 3 136 255 744 addr 73.02%
Not announced 1 158 711 552 addr 26.98%
↳ technical / special-use (not meant to be announced) 592 638 976 addr 51.15%
↳ routable but not announced 566 072 576 addr 48.85%
    — of total IPv4 space 13.18%
    — of announceable space (total − tech/reserved) 15.29%
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) 273 /24 0.01%

IPv6 prefixes by size /1–/48 only, addresses as /48 site-counts

MaskPrefixes/48 subnets
/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 49
822 083 584
/25 13
109 051 904
/26 20
83 886 080
/27 19
39 845 888
/28 170
178 257 920
/29 5 854
3 069 181 952
/30 765
200 540 160
/31 390
51 118 080
/32 27 375
1 794 048 000
/33 6 024
197 394 432
/34 5 678
93 028 352
/35 1 985
16 261 120
/36 10 105
41 390 080
/37 1 417
2 902 016
/38 2 805
2 872 320
/39 1 881
963 072
/40 24 589
6 294 784
/41 1 847
236 416
/42 3 101
198 464
/43 1 469
47 008
/44 27 291
436 656
/45 4 923
39 384
/46 6 624
26 496
/47 9 634
19 268
/48 122 034
122 034
Total 266 094 16 575 248 478
IPv4 (1 155 004) IPv6 (266 320)
Reset
Found 342 IPv4 prefixes · ASN: AS25472 · showing 301–342
# Prefix ↓ Mask Range Origin ASN MOAS
301 37.6.78.0/23 /23 37.6.78.0 – 37.6.79.255 AS25472 1
302 37.6.76.0/23 /23 37.6.76.0 – 37.6.77.255 AS25472 1
303 37.6.72.0/22 /22 37.6.72.0 – 37.6.75.255 AS25472 1
304 37.6.71.0/24 /24 37.6.71.0 – 37.6.71.255 AS25472 1
305 37.6.70.0/24 /24 37.6.70.0 – 37.6.70.255 AS25472 1
306 37.6.69.0/24 /24 37.6.69.0 – 37.6.69.255 AS25472 1
307 37.6.68.0/24 /24 37.6.68.0 – 37.6.68.255 AS25472 1
308 37.6.66.0/23 /23 37.6.66.0 – 37.6.67.255 AS25472 1
309 37.6.65.0/24 /24 37.6.65.0 – 37.6.65.255 AS25472 1
310 37.6.64.0/24 /24 37.6.64.0 – 37.6.64.255 AS25472 1
311 37.6.62.0/23 /23 37.6.62.0 – 37.6.63.255 AS25472 1
312 37.6.60.0/23 /23 37.6.60.0 – 37.6.61.255 AS25472 1
313 37.6.56.0/22 /22 37.6.56.0 – 37.6.59.255 AS25472 1
314 37.6.54.0/23 /23 37.6.54.0 – 37.6.55.255 AS25472 1
315 37.6.52.0/23 /23 37.6.52.0 – 37.6.53.255 AS25472 1
316 37.6.48.0/22 /22 37.6.48.0 – 37.6.51.255 AS25472 1
317 37.6.40.0/21 /21 37.6.40.0 – 37.6.47.255 AS25472 1
318 37.6.38.0/23 /23 37.6.38.0 – 37.6.39.255 AS25472 1
319 37.6.36.0/23 /23 37.6.36.0 – 37.6.37.255 AS25472 1
320 37.6.32.0/22 /22 37.6.32.0 – 37.6.35.255 AS25472 1
321 37.6.30.0/23 /23 37.6.30.0 – 37.6.31.255 AS25472 1
322 37.6.29.0/24 /24 37.6.29.0 – 37.6.29.255 AS25472 1
323 37.6.28.0/24 /24 37.6.28.0 – 37.6.28.255 AS25472 1
324 37.6.27.0/24 /24 37.6.27.0 – 37.6.27.255 AS25472 1
325 37.6.26.0/24 /24 37.6.26.0 – 37.6.26.255 AS25472 1
326 37.6.25.0/24 /24 37.6.25.0 – 37.6.25.255 AS25472 1
327 37.6.24.0/24 /24 37.6.24.0 – 37.6.24.255 AS25472 1
328 37.6.23.0/24 /24 37.6.23.0 – 37.6.23.255 AS25472 1
329 37.6.22.0/24 /24 37.6.22.0 – 37.6.22.255 AS25472 1
330 37.6.21.0/24 /24 37.6.21.0 – 37.6.21.255 AS25472 1
331 37.6.20.0/24 /24 37.6.20.0 – 37.6.20.255 AS25472 1
332 37.6.19.0/24 /24 37.6.19.0 – 37.6.19.255 AS25472 1
333 37.6.18.0/24 /24 37.6.18.0 – 37.6.18.255 AS25472 1
334 37.6.17.0/24 /24 37.6.17.0 – 37.6.17.255 AS25472 1
335 37.6.16.0/24 /24 37.6.16.0 – 37.6.16.255 AS25472 1
336 37.6.12.0/22 /22 37.6.12.0 – 37.6.15.255 AS25472 1
337 37.6.8.0/22 /22 37.6.8.0 – 37.6.11.255 AS25472 1
338 37.6.6.0/24 /24 37.6.6.0 – 37.6.6.255 AS25472 1
339 37.6.0.0/22 /22 37.6.0.0 – 37.6.3.255 AS25472 1
340 37.6.0.0/21 /21 37.6.0.0 – 37.6.7.255 AS25472 1
341 37.6.0.0/17 /17 37.6.0.0 – 37.6.127.255 AS25472 1
342 37.6.0.0/16 /16 37.6.0.0 – 37.6.255.255 AS25472 1