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Autonomous System

AS10019

Matsusaka Cable-TV Station Inc.

Announced IPs
47,104
CIDR prefixes
11
ASN
AS10019

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 10-20Gbps
Geographic scope Global
Traffic ratio Heavy Inbound
Peering policy Open

Present at 5 internet exchanges: JPIX TOKYO, BBIX Tokyo, JPIX OSAKA, BBIX Osaka, JPNAP Tokyo: Peering

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS10019 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
61.122.208.0/20 15,647 2026-11-07 00:37:12
61.115.240.0/20 15,533 2026-11-07 00:37:12
103.26.152.0/22 15,452 2026-11-07 00:37:12
202.91.144.0/20 15,275 2026-11-07 00:37:12
219.105.176.0/20 15,212 2026-11-07 00:37:12
194.193.96.0/19 15,196 2026-11-07 00:37:12
211.125.144.0/20 15,187 2026-11-07 00:37:12
218.45.32.0/20 15,175 2026-11-07 00:37:12
175.28.16.0/20 15,117 2026-11-07 00:37:32
219.100.20.0/22 14,942 2026-11-07 00:37:12
218.185.160.0/19 14,932 2026-11-07 00:37:12

Frequently Asked Questions

What is AS10019?

AS10019 is an Autonomous System Number assigned to Matsusaka Cable-TV Station Inc.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS10019 announce?

AS10019 announces 47.1K IPv4 addresses distributed across 11 routed CIDR prefixes. The network is registered in Japan.

Who operates AS10019?

AS10019 is operated by Matsusaka Cable-TV Station Inc.. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.

What country is AS10019 registered in?

AS10019 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-07 04:24:06 UTC
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