Top BGP ASNsdata as of 2026-09-25 14:28

Origin ASNs ranked by their announced footprint in the RIPE RIS RRC00 BGP full view.
Total ASNs (any family)
86 642
IPv4 origin ASNs
79 144
IPv6 origin ASNs
37 436

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 0 0
ARIN 0 0
APNIC 0 0
AFRINIC 0 0
LACNIC 0 0
Reset
Found 86 642 ASNs · sort: IPv4 addresses (↑) · showing 20101–20200
# ASN v4 networks v4 addresses ↑ v6 networks v6 /48 Links
20101 AS203023 1 256 1 65.5k WHOIS ↗ RADAR ↗
20102 AS203032 1 256 · · WHOIS ↗ RADAR ↗
20103 AS203046 1 256 · · WHOIS ↗ RADAR ↗
20104 AS203051 1 256 · · WHOIS ↗ RADAR ↗
20105 AS203066 1 256 · · WHOIS ↗ RADAR ↗
20106 AS203071 1 256 1 256 WHOIS ↗ RADAR ↗
20107 AS203077 1 256 · · WHOIS ↗ RADAR ↗
20108 AS203079 1 256 · · WHOIS ↗ RADAR ↗
20109 AS203085 1 256 · · WHOIS ↗ RADAR ↗
20110 AS203093 1 256 · · WHOIS ↗ RADAR ↗
20111 AS203095 1 256 · · WHOIS ↗ RADAR ↗
20112 AS203104 1 256 · · WHOIS ↗ RADAR ↗
20113 AS203105 1 256 1 1 WHOIS ↗ RADAR ↗
20114 AS203108 1 256 · · WHOIS ↗ RADAR ↗
20115 AS203114 1 256 · · WHOIS ↗ RADAR ↗
20116 AS203115 1 256 · · WHOIS ↗ RADAR ↗
20117 AS203121 1 256 · · WHOIS ↗ RADAR ↗
20118 AS203127 1 256 · · WHOIS ↗ RADAR ↗
20119 AS203133 1 256 · · WHOIS ↗ RADAR ↗
20120 AS203137 1 256 · · WHOIS ↗ RADAR ↗
20121 AS203142 1 256 · · WHOIS ↗ RADAR ↗
20122 AS203150 1 256 · · WHOIS ↗ RADAR ↗
20123 AS203153 1 256 1 524.3k WHOIS ↗ RADAR ↗
20124 AS203162 1 256 · · WHOIS ↗ RADAR ↗
20125 AS203167 1 256 · · WHOIS ↗ RADAR ↗
20126 AS203196 1 256 1 1 WHOIS ↗ RADAR ↗
20127 AS203198 1 256 · · WHOIS ↗ RADAR ↗
20128 AS203228 1 256 1 4.1k WHOIS ↗ RADAR ↗
20129 AS203236 1 256 5 593 WHOIS ↗ RADAR ↗
20130 AS203243 1 256 · · WHOIS ↗ RADAR ↗
20131 AS203253 1 256 · · WHOIS ↗ RADAR ↗
20132 AS203256 1 256 · · WHOIS ↗ RADAR ↗
20133 AS203257 1 256 · · WHOIS ↗ RADAR ↗
20134 AS203259 1 256 · · WHOIS ↗ RADAR ↗
20135 AS203270 1 256 · · WHOIS ↗ RADAR ↗
20136 AS203274 1 256 · · WHOIS ↗ RADAR ↗
20137 AS203279 1 256 · · WHOIS ↗ RADAR ↗
20138 AS203285 1 256 · · WHOIS ↗ RADAR ↗
20139 AS203299 1 256 1 65.5k WHOIS ↗ RADAR ↗
20140 AS203305 1 256 · · WHOIS ↗ RADAR ↗
20141 AS203306 1 256 1 4.1k WHOIS ↗ RADAR ↗
20142 AS203307 1 256 · · WHOIS ↗ RADAR ↗
20143 AS203309 1 256 6 96 WHOIS ↗ RADAR ↗
20144 AS203310 1 256 · · WHOIS ↗ RADAR ↗
20145 AS203320 1 256 · · WHOIS ↗ RADAR ↗
20146 AS203321 1 256 · · WHOIS ↗ RADAR ↗
20147 AS203323 1 256 2 4.1k WHOIS ↗ RADAR ↗
20148 AS203330 1 256 · · WHOIS ↗ RADAR ↗
20149 AS203331 1 256 · · WHOIS ↗ RADAR ↗
20150 AS203336 1 256 · · WHOIS ↗ RADAR ↗
20151 AS203344 1 256 · · WHOIS ↗ RADAR ↗
20152 AS203345 1 256 · · WHOIS ↗ RADAR ↗
20153 AS203350 1 256 1 65.5k WHOIS ↗ RADAR ↗
20154 AS203351 1 256 1 16 WHOIS ↗ RADAR ↗
20155 AS203353 1 256 · · WHOIS ↗ RADAR ↗
20156 AS203355 1 256 · · WHOIS ↗ RADAR ↗
20157 AS203358 1 256 1 524.3k WHOIS ↗ RADAR ↗
20158 AS203364 1 256 · · WHOIS ↗ RADAR ↗
20159 AS203369 1 256 1 1 WHOIS ↗ RADAR ↗
20160 AS203371 1 256 · · WHOIS ↗ RADAR ↗
20161 AS203383 1 256 1 1 WHOIS ↗ RADAR ↗
20162 AS203390 1 256 · · WHOIS ↗ RADAR ↗
20163 AS203395 1 256 1 1 WHOIS ↗ RADAR ↗
20164 AS203400 1 256 · · WHOIS ↗ RADAR ↗
20165 AS203403 1 256 · · WHOIS ↗ RADAR ↗
20166 AS203407 1 256 · · WHOIS ↗ RADAR ↗
20167 AS203414 1 256 · · WHOIS ↗ RADAR ↗
20168 AS203420 1 256 3 65.5k WHOIS ↗ RADAR ↗
20169 AS203422 1 256 · · WHOIS ↗ RADAR ↗
20170 AS203429 1 256 · · WHOIS ↗ RADAR ↗
20171 AS203436 1 256 · · WHOIS ↗ RADAR ↗
20172 AS203442 1 256 1 1k WHOIS ↗ RADAR ↗
20173 AS203445 1 256 · · WHOIS ↗ RADAR ↗
20174 AS203456 1 256 · · WHOIS ↗ RADAR ↗
20175 AS203467 1 256 · · WHOIS ↗ RADAR ↗
20176 AS203468 1 256 · · WHOIS ↗ RADAR ↗
20177 AS203471 1 256 · · WHOIS ↗ RADAR ↗
20178 AS203474 1 256 · · WHOIS ↗ RADAR ↗
20179 AS203475 1 256 · · WHOIS ↗ RADAR ↗
20180 AS203477 1 256 · · WHOIS ↗ RADAR ↗
20181 AS203478 1 256 1 1 WHOIS ↗ RADAR ↗
20182 AS203482 1 256 · · WHOIS ↗ RADAR ↗
20183 AS203484 1 256 · · WHOIS ↗ RADAR ↗
20184 AS203486 1 256 1 524.3k WHOIS ↗ RADAR ↗
20185 AS203491 1 256 · · WHOIS ↗ RADAR ↗
20186 AS203492 1 256 · · WHOIS ↗ RADAR ↗
20187 AS203499 1 256 · · WHOIS ↗ RADAR ↗
20188 AS203508 1 256 · · WHOIS ↗ RADAR ↗
20189 AS203509 1 256 · · WHOIS ↗ RADAR ↗
20190 AS203511 1 256 · · WHOIS ↗ RADAR ↗
20191 AS203512 1 256 · · WHOIS ↗ RADAR ↗
20192 AS203517 1 256 1 1 WHOIS ↗ RADAR ↗
20193 AS203522 1 256 1 1 WHOIS ↗ RADAR ↗
20194 AS203529 1 256 · · WHOIS ↗ RADAR ↗
20195 AS203530 1 256 · · WHOIS ↗ RADAR ↗
20196 AS203531 1 256 · · WHOIS ↗ RADAR ↗
20197 AS203535 1 256 · · WHOIS ↗ RADAR ↗
20198 AS203542 1 256 · · WHOIS ↗ RADAR ↗
20199 AS203546 1 256 · · WHOIS ↗ RADAR ↗
20200 AS203562 1 256 · · WHOIS ↗ RADAR ↗