AS49305 ALSYCON-BV Alsycon B.V.

ALSYCON-BV Alsycon B.V. · registered in the Netherlands

IPv4 addresses1,0244 prefixes · <0.001% of announced IPv4

Rank in Netherlands#465largest network in NL by IPv4 space, of 1,026 · <0.01% of NL

Rank worldwide#29,777of 79,396 networks with IPv4

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

CountryNetherlands1,098 ASNs registered there

Open AS49305 in ASN lookup Look up an IP in this network (62.204.50.1) All networks in Netherlands

IPv4 prefixes

All 4 prefixes, in address order.

62.204.50.0/24
94.247.136.0/24
178.255.217.0/24
185.228.251.0/24

IPv6 prefixes

All 1 prefix.

2a0e:3ec0::/29

Other ASNs named ALSYCON-BV Alsycon B.V.

1 other network uses the same organisation name; together with AS49305 they announce 1,024 IPv4 addresses.

ASNNameIPv4 addresses

AS208911ALSYCON-BV Alsycon B.V. NLIPv6 only

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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