Top BGP ASNsdata as of 2026-06-09 02:33

Origin ASNs ranked by their announced footprint in the RIPE RIS RRC00 BGP full view.
Total ASNs (any family)
85 858
IPv4 origin ASNs
78 457
IPv6 origin ASNs
36 676

ASN ranges allocated by IANA to each RIR

From the RIRs' delegated-stats (allocated + assigned). Ranges are coalesced where adjacent.
Registry Total ASNs # ranges Top 5 largest ranges
RIPE DB 39 342 5 034 198698–198901 (204) · 201730–201926 (197) · 202029–202197 (169) · 204546–204710 (165) · 203960–204113 (154)
ARIN 33 874 1 960 402104–402446 (343) · 397666–397973 (308) · 396530–396830 (301) · 401812–402102 (291) · 5090–5376 (287)
APNIC 31 017 1 022 142636–146959 (4 324) · 147063–149043 (1 981) · 131478–132011 (534) · 149048–149433 (386) · 63488–63828 (341)
AFRINIC 2 717 518 329454–329707 (254) · 329322–329452 (131) · 329205–329319 (115) · 37773–37810 (38) · 329165–329199 (35)
LACNIC 14 139 2 265 273818–274001 (184) · 271956–272125 (170) · 274003–274142 (140) · 274461–274594 (134) · 275613–275738 (126)
Reset
Found 85 858 ASNs · sort: IPv4 addresses (↑) · showing 1–100
# ASN v4 networks v4 addresses v6 networks v6 /48 Links
1 AS4203902001 · · 1 1 WHOIS RADAR
2 AS145471 · · 1 65.5k APNIC RADAR
3 AS145462 · · 1 65.5k APNIC RADAR
4 AS142754 · · 1 65.5k APNIC RADAR
5 AS142753 · · 1 65.5k APNIC RADAR
6 AS145463 · · 1 65.5k APNIC RADAR
7 AS145464 · · 1 65.5k APNIC RADAR
8 AS145465 · · 1 65.5k APNIC RADAR
9 AS145466 · · 1 65.5k APNIC RADAR
10 AS145467 · · 1 65.5k APNIC RADAR
11 AS142752 · · 1 65.5k APNIC RADAR
12 AS145468 · · 1 65.5k APNIC RADAR
13 AS145469 · · 1 65.5k APNIC RADAR
14 AS145470 · · 1 65.5k APNIC RADAR
15 AS145472 · · 1 65.5k APNIC RADAR
16 AS145460 · · 1 65.5k APNIC RADAR
17 AS145473 · · 1 65.5k APNIC RADAR
18 AS142751 · · 1 65.5k APNIC RADAR
19 AS145474 · · 1 65.5k APNIC RADAR
20 AS145475 · · 1 65.5k APNIC RADAR
21 AS142750 · · 1 65.5k APNIC RADAR
22 AS145476 · · 1 65.5k APNIC RADAR
23 AS142749 · · 1 65.5k APNIC RADAR
24 AS145477 · · 1 65.5k APNIC RADAR
25 AS145478 · · 1 65.5k APNIC RADAR
26 AS142748 · · 1 65.5k APNIC RADAR
27 AS145479 · · 1 65.5k APNIC RADAR
28 AS145480 · · 1 65.5k APNIC RADAR
29 AS145481 · · 1 65.5k APNIC RADAR
30 AS145461 · · 1 65.5k APNIC RADAR
31 AS145459 · · 1 65.5k APNIC RADAR
32 AS145483 · · 1 65.5k APNIC RADAR
33 AS142761 · · 1 65.5k APNIC RADAR
34 AS145440 · · 1 65.5k APNIC RADAR
35 AS145441 · · 1 65.5k APNIC RADAR
36 AS145442 · · 1 65.5k APNIC RADAR
37 AS145443 · · 1 65.5k APNIC RADAR
38 AS142764 · · 1 65.5k APNIC RADAR
39 AS145444 · · 1 65.5k APNIC RADAR
40 AS142763 · · 1 65.5k APNIC RADAR
41 AS145445 · · 1 65.5k APNIC RADAR
42 AS145446 · · 1 65.5k APNIC RADAR
43 AS142762 · · 1 65.5k APNIC RADAR
44 AS145447 · · 1 65.5k APNIC RADAR
45 AS145448 · · 1 65.5k APNIC RADAR
46 AS145449 · · 1 65.5k APNIC RADAR
47 AS145450 · · 1 65.5k APNIC RADAR
48 AS142755 · · 1 65.5k APNIC RADAR
49 AS142760 · · 1 65.5k APNIC RADAR
50 AS145451 · · 1 65.5k APNIC RADAR
51 AS145452 · · 1 65.5k APNIC RADAR
52 AS145453 · · 1 65.5k APNIC RADAR
53 AS145454 · · 1 65.5k APNIC RADAR
54 AS142759 · · 1 65.5k APNIC RADAR
55 AS142758 · · 1 65.5k APNIC RADAR
56 AS145455 · · 1 65.5k APNIC RADAR
57 AS145456 · · 1 65.5k APNIC RADAR
58 AS145457 · · 1 65.5k APNIC RADAR
59 AS142757 · · 1 65.5k APNIC RADAR
60 AS145458 · · 1 65.5k APNIC RADAR
61 AS142756 · · 1 65.5k APNIC RADAR
62 AS145482 · · 1 65.5k APNIC RADAR
63 AS145484 · · 1 65.5k APNIC RADAR
64 AS145438 · · 1 65.5k APNIC RADAR
65 AS142727 · · 1 65.5k APNIC RADAR
66 AS142734 · · 1 65.5k APNIC RADAR
67 AS142733 · · 1 65.5k APNIC RADAR
68 AS142732 · · 1 65.5k APNIC RADAR
69 AS142731 · · 1 65.5k APNIC RADAR
70 AS145505 · · 1 65.5k APNIC RADAR
71 AS142730 · · 1 65.5k APNIC RADAR
72 AS145506 · · 1 65.5k APNIC RADAR
73 AS145507 · · 1 65.5k APNIC RADAR
74 AS145508 · · 1 65.5k APNIC RADAR
75 AS145509 · · 1 65.5k APNIC RADAR
76 AS142729 · · 1 65.5k APNIC RADAR
77 AS145510 · · 1 65.5k APNIC RADAR
78 AS142728 · · 1 65.5k APNIC RADAR
79 AS145511 · · 1 65.5k APNIC RADAR
80 AS142735 · · 1 65.5k APNIC RADAR
81 AS145512 · · 1 65.5k APNIC RADAR
82 AS142726 · · 1 65.5k APNIC RADAR
83 AS145513 · · 1 65.5k APNIC RADAR
84 AS142725 · · 1 65.5k APNIC RADAR
85 AS145514 · · 1 65.5k APNIC RADAR
86 AS145515 · · 1 65.5k APNIC RADAR
87 AS145516 · · 1 65.5k APNIC RADAR
88 AS142724 · · 1 65.5k APNIC RADAR
89 AS145517 · · 1 65.5k APNIC RADAR
90 AS145518 · · 1 65.5k APNIC RADAR
91 AS142723 · · 1 65.5k APNIC RADAR
92 AS145519 · · 1 65.5k APNIC RADAR
93 AS145520 · · 1 65.5k APNIC RADAR
94 AS145504 · · 1 65.5k APNIC RADAR
95 AS142736 · · 1 65.5k APNIC RADAR
96 AS145485 · · 1 65.5k APNIC RADAR
97 AS145493 · · 1 65.5k APNIC RADAR
98 AS142747 · · 1 65.5k APNIC RADAR
99 AS145486 · · 1 65.5k APNIC RADAR
100 AS145487 · · 1 65.5k APNIC RADAR