ResearchIRR · JPIRR, RIPE

AS-TCN Tokyo Cable Network, INC.

An as-set registered in JPIRR, RIPE, maintained by MAINT-AS18094, TELCOMNET-MNT. It names 2 ASes and 0 sets directly; followed all the way down, it reaches 2 ASes through 0 nested sets.

What AS-TCN lists

2 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

Every AS it reaches

What a filter built from AS-TCN would let in: 2 ASes.

Show the 2 ASes

What AS-TCN covers

Every route object in the IRR whose origin is one of the 2 ASes it reaches: the prefixes a filter built from AS-TCN (with bgpq4, say) would allow. 13 IPv4 and 0 IPv6. Every one is in the IRR API.

13 IPv4 prefixes

Each registry’s copy

JPIRR1 membersTokyo Cable Network, INC.
Maintained byMAINT-AS18094
Last modified2026-08-05
MembersAS18094
mbrs-by-refN
RIPE1 membersTelComNet Ltd
Maintained byTELCOMNET-MNT
Last modified2011-06-16T17:04:12Z
MembersAS41323
mbrs-by-refN

Sets that include AS-TCN

Check AS-TCN live