AS25500 NTUU-KPI-AS User Association of Ukrainian Research and Academic Network URAN

NTUU-KPI-AS User Association of Ukrainian Research and Academic Network URAN · registered in Ukraine

IPv4 addresses21,50415 prefixes · <0.001% of announced IPv4

Rank in Ukraine#46largest network in UA by IPv4 space, of 1,527 · 0.26% of UA

Rank worldwide#5,873of 79,396 networks with IPv4

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

CountryUkraine1,564 ASNs registered there

Open AS25500 in ASN lookup Look up an IP in this network (77.47.128.1) All networks in Ukraine

IPv4 prefixes

All 15 prefixes, in address order.

77.47.128.0/21
77.47.136.0/22
77.47.140.0/23
77.47.160.0/20
77.47.176.0/23
77.47.184.0/21
77.47.192.0/23
77.47.194.0/24
77.47.195.0/24
77.47.196.0/22
77.47.200.0/21
77.47.208.0/23
77.47.214.0/23
77.47.216.0/21
77.47.224.0/20

IPv6 prefixes

All 1 prefix.

2a02:db0::/32

Similar-sized networks in Ukraine

ASNNameIPv4 addresses

AS48045#43 FLAGMAN-AS TOV "Flagman Telecom"22,528

AS41435#44 UNDERNET-AS1 UnderNet LLC21,760

AS200525#45 HOSTING-UKRAINE-2 Hosting Ukraine LTD21,760

AS42396#47 PPLNETUA-AS PJSC Telesystems of Ukraine20,224

AS50581#48 UTG Ukrainian Telecommunication Group LLC19,712

AS47359#49 CITYNET-ZP-AS "Tvoi Net" Ltd.19,456

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