AS3233 ICI Bucuresti

ICI-ROTLD Institutul National de Cercetare-Dezvoltare in informatica - ICI Bucuresti · registered in Romania

IPv4 addresses105,21629 prefixes · 0.003% of announced IPv4

Rank in Romania#8largest network in RO by IPv4 space, of 900 · 1.30% of RO

Rank worldwide#1,841of 79,396 networks with IPv4

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

CountryRomania917 ASNs registered there

Open AS3233 in ASN lookup Look up an IP in this network (81.181.249.1) All networks in Romania

IPv4 prefixes

All 29 prefixes, in address order.

81.181.249.0/24
85.120.47.0/24
85.120.49.0/24
85.120.54.0/24
85.120.139.0/24
85.120.140.0/22
85.120.177.0/24
85.120.182.0/24
85.120.208.0/21
85.120.236.0/24
85.121.20.0/24
85.121.22.0/23
85.121.59.0/24
85.121.64.0/21
85.121.88.0/21
85.121.128.0/21
85.121.141.0/24
85.121.152.0/23
85.121.166.0/23
85.121.199.0/24
85.122.181.0/24
85.123.64.0/18
85.123.128.0/17
192.162.16.0/24
193.226.27.0/24
193.230.0.0/17
194.105.6.0/24
194.105.16.0/24
212.35.128.0/19

IPv6 prefixes

All 1 prefix.

2a03:5e80::/32

Similar-sized networks in Romania

ASNNameIPv4 addresses

AS48161#5 NG-AS NEXTGEN COMMUNICATIONS SRL284,160

AS8953#6 ASN-ORANGE-ROMANIA Orange Romania S.A.226,560

AS2614#7 RoEduNet Agentia de Administrare a Retelei Nationale de Informatica pentru Educatie si Cercetare106,240

AS5606#9 GTS-BACKBONE GTS Telecom SRL91,904

AS31313#10 STS Serviciul de Telecomunicatii Speciale51,456

AS12310#11 iNES iNES GROUP SRL44,032

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