AS18042

Name: AS18042 — Koos Broadband Telecom
Creator: ipdex

Koos Broadband Telecom ISP registered in Taiwan

6IPv4 prefixes

1IPv6 prefixes

100%RPKI-valid

#19,259AS Rank

327/327RIS visibility

#113Rank in Taiwan

2001-11-09Allocated

Koos Broadband Telecom (AS18042) — ISP, registered in Taiwan. announces 6 IPv4 prefixes + 1 IPv6 prefixes. Rank in Taiwan: #113. Allocated: 2001-11-09.

IPv4 6IPv6 1

Announced prefixes · 7

v4 103.123.188.0/24 valid
v4 58.86.0.0/16 valid
v4 61.63.0.0/19 valid
v4 61.63.32.0/19 valid
v4 61.63.64.0/19 valid
v4 61.67.128.0/17 valid
v6 2400:df40::/32 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 6 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	7
2026-06-13	7

Internet Exchanges · 1

TWIX Taipei 10 Gbps

AS topology · Customer cone 1

Providers · 1

AS9416 Hoshin Multimedia Center Inc.

Peers · 2

AS17408 AboveNet Communications Taiwan
AS7481 TWIX Route Servers

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