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AS21051

ASTRUM LLC
Announced prefixes
3
Upstreams
4
Peers
1
Downstreams
0

Adjacent ASNs

UpstreamAS9002AS9002AS20764AS20764AS47764AS47764AS210756AS2107561 peer ASNs (exchange traffic as equals, not a hierarchy)Peers ×1AS21051

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

All Neighbor ASNs

Upstream4

Buys transit from them

  • AS9002
  • AS20764
  • AS47764
  • AS210756

Peer1

Settlement-free traffic exchange

  • AS57304

Downstream0

Buys transit from this AS

None

Recent Prefix Changes

latest 2

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

  • Withdrawn208.87.93.0/242026-08-27
  • Announced185.16.8.0/242026-08-27

Data: local · Updated 2026-09-03 03:21:30