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AS20743

SIX Swiss Exchange AG
Announced prefixes
7
Upstreams
2
Peers
0
Downstreams
0

Adjacent ASNs

UpstreamAS3303AS3303AS6730AS6730AS20743

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

All Neighbor ASNs

Upstream2

Buys transit from them

  • AS3303
  • AS6730

Peer0

Settlement-free traffic exchange

None

Downstream0

Buys transit from this AS

None

Recent Prefix Changes

latest 4

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

  • Announced146.109.145.0/242026-08-25
  • Announced146.109.153.0/242026-08-25
  • Withdrawn146.109.145.0/242026-08-24
  • Withdrawn146.109.153.0/242026-08-24

Data: local · Updated 2026-09-06 19:17:50