AS48181 PROLAN-AS Prolan Ltd.

PROLAN-AS Prolan Ltd. · registered in Bulgaria

IPv4 addresses4,6085 prefixes · <0.001% of announced IPv4

Rank in Bulgaria#95largest network in BG by IPv4 space, of 669 · 0.12% of BG

Rank worldwide#14,416of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryBulgaria675 ASNs registered there

Open AS48181 in ASN lookup Look up an IP in this network (2.56.52.1) All networks in Bulgaria

IPv4 prefixes

All 5 prefixes, in address order.

2.56.52.0/22
45.154.76.0/22
87.120.245.0/24
91.92.27.0/24
151.237.48.0/21

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AS20665#97 VARNANET-AS Varna Net Ltd.4,352

AS43068#98 PLADI-AS Pladi Computers Ltd.4,352

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