AS2833 SUNET-UMU Umea University

SUNET-UMU Umea University · registered in Sweden

IPv4 addresses65,7929 prefixes · 0.002% of announced IPv4

Rank in Sweden#28largest network in SE by IPv4 space, of 621 · 0.37% of SE

Rank worldwide#2,796of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySweden650 ASNs registered there

Open AS2833 in ASN lookup Look up an IP in this network (130.239.0.1) All networks in Sweden

IPv4 prefixes

All 9 prefixes, in address order.

130.239.0.0/17
130.239.128.0/18
130.239.192.0/22
130.239.196.0/23
130.239.199.0/24
130.239.200.0/21
130.239.208.0/20
130.239.224.0/19
192.36.112.0/23

Similar-sized networks in Sweden

ASNNameIPv4 addresses

AS34576#25 REGIONSKANE-SE Skane Lans Landsting66,560

AS38956#26 ASN-UPPSALA Uppsala Kommun66,048

AS47708#27 SVERIGES-RADIO Sveriges Radio AB65,792

AS59807#29 SWEDBANK-AS Swedbank AB65,792

AS15991#30 Swedish_Tax_Agency Swedish Tax Agency65,536

AS2799#31 Polismyndigheten65,536

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