AS209424 fastspeed FASTSPEED A/S

fastspeed FASTSPEED A/S · registered in Denmark

IPv4 addresses2,0482 prefixes · <0.001% of announced IPv4

Rank in Denmark#101largest network in DK by IPv4 space, of 327 · 0.02% of DK

Rank worldwide#21,404of 79,396 networks with IPv4

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

CountryDenmark344 ASNs registered there

Open AS209424 in ASN lookup Look up an IP in this network (147.78.28.1) All networks in Denmark

IPv4 prefixes

All 2 prefixes, in address order.

147.78.28.0/22
185.229.152.0/22

IPv6 prefixes

All 1 prefix.

2a09:5e40::/29

Similar-sized networks in Denmark

ASNNameIPv4 addresses

AS209528#98 mywebcity MyWebCity Denmark ApS2,048

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AS41741#102 BBS-AS Nets Denmark A/S2,048

AS198455#103 I2-HOSTING Danmarks Tekniske Universitet2,048

AS210939#104 Procopa Procopa IT ApS2,048

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