AS205664 VATTENFALL-AB Vattenfall AB

VATTENFALL-AB Vattenfall AB · registered in Sweden

IPv4 addresses2,5603 prefixes · <0.001% of announced IPv4

Rank in Sweden#221largest network in SE by IPv4 space, of 621 · 0.01% of SE

Rank worldwide#20,364of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySweden650 ASNs registered there

Open AS205664 in ASN lookup Look up an IP in this network (144.27.0.1) All networks in Sweden

IPv4 prefixes

All 3 prefixes, in address order.

144.27.0.0/24
151.156.248.0/21
192.36.28.0/24

Similar-sized networks in Sweden

ASNNameIPv4 addresses

AS3166#218 OREBRO Orebro Kommun2,560

AS198476#219 LANSSTYRELSEN Lansstyrelsen i Vastra Gotalands lan2,560

AS48093#220 WEBLAND-CORE-NET Webland AB2,560

AS49408#222 SECURITAS-AB-AS Securitas AB2,304

AS197617#223 Scalability Scalability AB2,304

AS30821#224 HM-AS H & M Hennes & Mauritz GBC AB2,064

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