AS21124 RAVANA2 mailXpert GmbH

RAVANA2 mailXpert GmbH · registered in Switzerland

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Switzerland#638largest network in CH by IPv4 space, of 741 · <0.01% of CH

Rank worldwide#64,188of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySwitzerland783 ASNs registered there

Open AS21124 in ASN lookup Look up an IP in this network (91.233.182.1) All networks in Switzerland

IPv4 prefixes

All 1 prefix, in address order.

91.233.182.0/24

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AS25342#639 KUONI-AS DERTOUR Suisse AG256

AS28749#640 MSC-AS MSC Mediterranean Shipping Company SA256

AS29058#641 CIO-IOC International Olympic Committee (IOC)256

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