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 348 IPv4 prefixes · ASN: AS45903 · showing 301–348
# Prefix ↑ Mask Range Origin ASN MOAS
301 203.205.10.0/24 /24 203.205.10.0 – 203.205.10.255 AS45903 1
302 203.205.11.0/24 /24 203.205.11.0 – 203.205.11.255 AS45903 1
303 203.205.12.0/24 /24 203.205.12.0 – 203.205.12.255 AS45903 1
304 203.205.16.0/21 /21 203.205.16.0 – 203.205.23.255 AS45903 1
305 203.205.16.0/22 /22 203.205.16.0 – 203.205.19.255 AS45903 1
306 203.205.16.0/24 /24 203.205.16.0 – 203.205.16.255 AS45903 1
307 203.205.17.0/24 /24 203.205.17.0 – 203.205.17.255 AS45903 1
308 203.205.18.0/24 /24 203.205.18.0 – 203.205.18.255 AS45903 1
309 203.205.21.0/24 /24 203.205.21.0 – 203.205.21.255 AS45903 1
310 203.205.22.0/24 /24 203.205.22.0 – 203.205.22.255 AS45903 1
311 203.205.23.0/24 /24 203.205.23.0 – 203.205.23.255 AS45903 1
312 203.205.24.0/21 /21 203.205.24.0 – 203.205.31.255 AS45903 1
313 203.205.24.0/24 /24 203.205.24.0 – 203.205.24.255 AS45903 1
314 203.205.25.0/24 /24 203.205.25.0 – 203.205.25.255 AS45903 1
315 203.205.26.0/23 /23 203.205.26.0 – 203.205.27.255 AS45903 1
316 203.205.28.0/24 /24 203.205.28.0 – 203.205.28.255 AS45903 1
317 203.205.29.0/24 /24 203.205.29.0 – 203.205.29.255 AS45903 1
318 203.205.30.0/24 /24 203.205.30.0 – 203.205.30.255 AS45903 1
319 203.205.31.0/24 /24 203.205.31.0 – 203.205.31.255 AS45903 1
320 203.205.32.0/21 /21 203.205.32.0 – 203.205.39.255 AS45903 1
321 203.205.32.0/23 /23 203.205.32.0 – 203.205.33.255 AS45903 1
322 203.205.34.0/23 /23 203.205.34.0 – 203.205.35.255 AS45903 1
323 203.205.35.0/24 /24 203.205.35.0 – 203.205.35.255 AS45903 1
324 203.205.36.0/24 /24 203.205.36.0 – 203.205.36.255 AS45903 1
325 203.205.37.0/24 /24 203.205.37.0 – 203.205.37.255 AS45903 1
326 203.205.39.0/24 /24 203.205.39.0 – 203.205.39.255 AS45903 1
327 203.205.40.0/21 /21 203.205.40.0 – 203.205.47.255 AS45903 1
328 203.205.40.0/23 /23 203.205.40.0 – 203.205.41.255 AS45903 1
329 203.205.42.0/23 /23 203.205.42.0 – 203.205.43.255 AS45903 1
330 203.205.44.0/24 /24 203.205.44.0 – 203.205.44.255 AS45903 1
331 203.205.45.0/24 /24 203.205.45.0 – 203.205.45.255 AS45903 1
332 203.205.46.0/24 /24 203.205.46.0 – 203.205.46.255 AS45903 1
333 203.205.47.0/24 /24 203.205.47.0 – 203.205.47.255 AS45903 1
334 203.205.48.0/21 /21 203.205.48.0 – 203.205.55.255 AS45903 1
335 203.205.48.0/23 /23 203.205.48.0 – 203.205.49.255 AS45903 1
336 203.205.48.0/24 /24 203.205.48.0 – 203.205.48.255 AS45903 1
337 203.205.50.0/23 /23 203.205.50.0 – 203.205.51.255 AS45903 1
338 203.205.52.0/23 /23 203.205.52.0 – 203.205.53.255 AS45903 1
339 203.205.54.0/23 /23 203.205.54.0 – 203.205.55.255 AS45903 1
340 203.205.56.0/21 /21 203.205.56.0 – 203.205.63.255 AS45903 1
341 203.205.57.0/24 /24 203.205.57.0 – 203.205.57.255 AS45903 1
342 203.205.58.0/24 /24 203.205.58.0 – 203.205.58.255 AS45903 1
343 203.205.59.0/24 /24 203.205.59.0 – 203.205.59.255 AS45903 1
344 203.205.60.0/22 /22 203.205.60.0 – 203.205.63.255 AS45903 1
345 203.205.60.0/24 /24 203.205.60.0 – 203.205.60.255 AS45903 1
346 203.205.61.0/24 /24 203.205.61.0 – 203.205.61.255 AS45903 1
347 203.205.62.0/24 /24 203.205.62.0 – 203.205.62.255 AS45903 1
348 203.205.63.0/24 /24 203.205.63.0 – 203.205.63.255 AS45903 1