ResearchIRR · RIPE

AS-IU Internet Ukraine Ltd. and customers

An as-set registered in RIPE, maintained by IU-MNT. It names 3 ASes and 2 sets directly; followed all the way down, it reaches 10 ASes through 2 nested sets.

Members

What AS-IU lists

3 ASes and 2 sets, written in the object across every registry that holds it. Sets open their own page.

AS-CSSUZAS-SOKOLUAAS25143 IU-ASAS25448 VOIP-UA-ASAS56439 PSEC-AS
Expanded

Every AS it reaches

What a filter built from AS-IU would let in: 10 ASes.

Show the 10 ASes
AS21029AS25143AS25448AS25529AS29325AS43485AS47517AS47788AS56439AS198633
Prefixes

What AS-IU covers

Every route object in the IRR whose origin is one of the 10 ASes it reaches: the prefixes a filter built from AS-IU (with bgpq4, say) would allow. 22 IPv4 and 1 IPv6. Every one is in the IRR API.

22 IPv4 prefixes
193.19.228.0/24193.19.229.0/24193.19.230.0/24193.19.231.0/24193.238.20.0/24193.238.21.0/24193.238.22.0/24193.238.23.0/24194.29.205.0/24194.37.248.0/24195.149.70.0/24195.242.179.0/24195.26.16.0/23195.49.164.0/2291.208.153.0/2491.217.112.0/2391.223.152.0/2491.236.221.0/2491.239.48.0/2491.239.49.0/2491.239.50.0/2491.239.51.0/24
1 IPv6 prefix
2001:678:564::/48
Registries

Each registry’s copy

RIPE5 membersInternet Ukraine Ltd. and customers
Maintained byIU-MNT
Last modified2025-12-14T20:11:17Z
MembersAS25143 AS-SOKOLUA AS25448 AS-CSSUZ AS56439
mbrs-by-refN
Used by

Sets that include AS-IU

AS-ETTAS-IT-STARCOMAS-ITS-KHARKOVAS-NEWLINEAS-RETNAS-ROSTNETAS-UARNETAS-UARNET-CLIENTSAS-UARNET-IXAS3326:AS-CLIENTS
Tools

Check AS-IU live

IRR API, with prefixes