AS201878 SWM-AS Stadtwerke Muehlheim am Main GmbH

SWM-AS Stadtwerke Muehlheim am Main GmbH · registered in Germany

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

Rank in Germany#995largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#27,560of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryGermany2,599 ASNs registered there

Open AS201878 in ASN lookup Look up an IP in this network (185.61.32.1) All networks in Germany

IPv4 prefixes

All 2 prefixes, in address order.

185.61.32.0/22
185.121.70.0/24

IPv6 prefixes

All 1 prefix.

2a04:eac0::/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