AS204274 AURA-A-S AURA Fiber A/S

AURA-A-S AURA Fiber A/S · registered in Denmark

IPv4 addresses66,5604 prefixes · 0.002% of announced IPv4

Rank in Denmark#15largest network in DK by IPv4 space, of 327 · 0.58% of DK

Rank worldwide#2,647of 79,396 networks with IPv4

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

CountryDenmark344 ASNs registered there

Open AS204274 in ASN lookup Look up an IP in this network (85.184.128.1) All networks in Denmark

IPv4 prefixes

All 4 prefixes, in address order.

85.184.128.0/18
85.191.0.0/17
87.104.64.0/18
185.107.200.0/22

IPv6 prefixes

All 1 prefix.

2a01:7dc0::/32

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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