AS51468 ONECOM One.com A/S

ONECOM One.com A/S · registered in Denmark

IPv4 addresses27,90416 prefixes · <0.001% of announced IPv4

Rank in Denmark#23largest network in DK by IPv4 space, of 327 · 0.24% of DK

Rank worldwide#5,170of 79,396 networks with IPv4

IPv62 x /32 (131,073 x /48)3 prefixes

CountryDenmark344 ASNs registered there

Open AS51468 in ASN lookup Look up an IP in this network (5.249.224.1) All networks in Denmark

IPv4 prefixes

All 16 prefixes, in address order.

5.249.224.0/21
5.249.232.0/21
5.249.240.0/20
46.30.208.0/21
77.91.212.0/22
77.111.240.0/22
91.184.0.0/19
91.198.169.0/24
91.221.196.0/23
104.37.32.0/21
185.10.8.0/22
185.95.24.0/22
185.107.112.0/22
185.164.12.0/22
193.202.110.0/24
195.47.247.0/24

IPv6 prefixes

All 3 prefixes.

2001:67c:3c0::/48
2a02:2350::/32
2a03:53c0::/32

Similar-sized networks in Denmark

ASNNameIPv4 addresses

AS213320#20 NORLYS-DIGITAL Norlys Telco A/S32,768

AS35158#21 DANSKNET DanskNet A/S32,768

AS25384#22 DMDATA-AS Kyndryl Danmark ApS30,976

AS58282#24 STATENSIT Statens IT27,136

AS3240#25 Sektornet Styrelsen for it og laering24,832

AS3342#26 Cibicom-IP-Network Cibicom A/S23,040

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