AS1145 Kennisnet-AS SURF B.V.

Kennisnet-AS SURF B.V. · registered in the Netherlands

IPv4 addresses4,0961 prefixes · <0.001% of announced IPv4

Rank in Netherlands#236largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#14,999of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryNetherlands1,098 ASNs registered there

Open AS1145 in ASN lookup Look up an IP in this network (145.97.32.1) All networks in Netherlands

IPv4 prefixes

All 1 prefix, in address order.

145.97.32.0/20

IPv6 prefixes

All 1 prefix.

2a0f:d981::/32

Similar-sized networks in Netherlands

ASNNameIPv4 addresses

AS25418#233 CQINT-NL CQ International B.V.4,352

AS205668#234 GREENMINIHOST Green Mini host BV4,096

AS64404#235 EVENTINFRA-AS Stichting EventInfra4,096

AS29263#237 HAAGNET-AS Gemeente Den Haag4,096

AS31383#238 NEDERLANDNET-AS Computel Standby BV4,096

AS34141#239 IN2IP-AS in2ip B.V.4,096

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