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AS12257

Dell, Inc.
Announced prefixes
36
Upstreams
14
Peers
1
Downstreams
0

Adjacent ASNs

UpstreamAS701AS701AS1273AS1273AS2686AS2686AS3356AS3356AS4657AS4657AS4755AS4755AS5400AS5400AS7018AS7018+6 more+6 more1 peer ASNs (exchange traffic as equals, not a hierarchy)Peers ×1AS12257

Neighbor nodes aren't clickable. To look up an ASN, use the ASN lookup page

All Neighbor ASNs

Upstream14

Buys transit from them

  • AS701
  • AS1273
  • AS2686
  • AS3356
  • AS4657
  • AS4755
  • AS5400
  • AS7018
  • AS7473
  • AS8220
  • AS9498
  • AS12400
  • AS12849
  • AS198949

Peer1

Settlement-free traffic exchange

  • AS1000

Downstream0

Buys transit from this AS

None

Recent Prefix Changes

latest 5

IP prefixes this ASN started or stopped announcing (derived by diffing successive data syncs).

  • Announced163.244.72.0/242026-09-01
  • Withdrawn163.244.72.0/242026-08-31
  • Announced163.244.72.0/242026-07-19
  • Withdrawn128.221.192.0/242026-07-18
  • Withdrawn163.244.72.0/242026-07-17

Data: local · Updated 2026-09-07 17:20:02