AS18136 JCOM Co., Ltd. 🇯🇵 JP

Announcing 18 prefixes, seen at the RIS collectors.

IPv4 prefixes
18
86,016 (336 × /24)
IPv6 prefixes
0
-
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS18136
Name
JCOM Co., Ltd.
Organisation
JCOM Co., Ltd.
Country
🇯🇵 JP
RIR
APNIC
Allocated
2002-03-21

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

18 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Announced prefixes

18 in total

Prefix RPKI Peers Sample path First seen
27.126.64.0/18 v4 RPKI valid 42 377216939982418136 2026-09-18
27.126.64.0/19 v4 RPKI valid 42 377216939982418136 2026-09-18
27.126.96.0/19 v4 RPKI valid 42 377216939982418136 2026-09-18
27.126.128.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18
27.126.128.0/21 v4 RPKI valid 42 377216939982418136 2026-09-18
27.126.136.0/21 v4 RPKI valid 42 377216939982418136 2026-09-18
117.53.0.0/19 v4 RPKI valid 42 377216939982418136 2026-09-18
117.53.0.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18
117.53.16.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18
117.53.32.0/21 v4 RPKI valid 42 377216939982418136 2026-09-18
117.53.32.0/22 v4 RPKI valid 41 380012516982418136 2026-09-18
117.53.36.0/22 v4 RPKI valid 41 380012516982418136 2026-09-18
219.105.80.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18
219.105.80.0/21 v4 RPKI valid 42 377216939982418136 2026-09-18
219.105.88.0/21 v4 RPKI valid 42 377216939982418136 2026-09-18
219.105.96.0/19 v4 RPKI valid 42 377216939982418136 2026-09-18
219.105.96.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18
219.105.112.0/20 v4 RPKI valid 42 377216939982418136 2026-09-18