Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS25500

Announcement observedRIPE NCC

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

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/1/2026, 18:15:23Snapshot expired

View network topology RDAP registration

ASN: AS25500
Registration country: Ukraine
Name: User Association of Ukrainian Research and Academic Network URAN
Abbreviation: NTUU-KPI-AS
Registration date: 12/11/2002, 11:05:17
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
77.47.128.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.136.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.140.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.160.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.176.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.184.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.192.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.194.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.208.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.214.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.216.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record
77.47.224.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/1/2026, 08:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: User Association of Ukrainian Research and Academic Network URAN
RIR: RIPE NCC
Registration country: Ukraine
Registration date: 12/11/2002, 11:05:17
Abuse contact: abuse@kpi.ua

Snapshot trend

10/1/2026, 18:15:2312 v41 v64 Upstream · 5 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn