AS20612 SWISSIX SwissIX Internet Exchange

SWISSIX SwissIX Internet Exchange · registered in Switzerland

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Switzerland#287largest network in CH by IPv4 space, of 741 · <0.01% of CH

Rank worldwide#27,500of 79,396 networks with IPv4

IPv68 x /32 (524,289 x /48)2 prefixes

CountrySwitzerland783 ASNs registered there

Open AS20612 in ASN lookup Look up an IP in this network (185.222.12.1) All networks in Switzerland

IPv4 prefixes

All 2 prefixes, in address order.

185.222.12.0/22
194.242.34.0/24

IPv6 prefixes

All 2 prefixes.

2001:67c:20ac::/48
2a0c:d000::/29

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IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources