AS215104 SPAARNE Stichting Spaarne Gasthuis

SPAARNE Stichting Spaarne Gasthuis · registered in the Netherlands

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Netherlands#600largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#40,868of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryNetherlands1,098 ASNs registered there

Open AS215104 in ASN lookup Look up an IP in this network (145.63.4.1) All networks in Netherlands

IPv4 prefixes

All 1 prefix, in address order.

145.63.4.0/22

Similar-sized networks in Netherlands

ASNNameIPv4 addresses

AS213577#597 monta_services Monta Services BV1,024

AS213821#598 KRIEK-AS Kriek Networks BV1,024

AS214988#599 solit McCloud.nl B.V.1,024

AS215982#601 yuliusnl-as Stichting Yulius1,024

AS35133#602 ERANIUM Eranium B.V.768

AS16089#603 IPUBLICATIONS iPublications Holding B.V.768

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