Japan (JP) Threat Intelligence

JP

Japan has 113,033 malicious IP addresses with 2,244,613 abuse reports. Top threat categories include suspicious activity, professional threat, severe abuse, moderate threat, high threat. Top attacking networks: BEKKOAME INTERNET INC. (17,068 IPs), KDDI CORPORATION (6,690 IPs), NTT DOCOMO BUSINESS,Inc. (3,966 IPs). Data collected since 2022-10-25, last activity 2026-07-05.

Threat Assessment: Japan is one of the most significant sources of cyber threats globally, with an exceptionally high volume of malicious IP addresses. The dominant attack types are suspicious activity, professional threat, severe abuse. The majority of threats originate from networks operated by BEKKOAME INTERNET INC. and KDDI CORPORATION.

Total Reports
2,244,613
Unique IPs
113,033
First Seen
2022-10-25
Last Activity
2026-07-05

Top Threat Categories

Suspicious Activity 60,320
Professional Threat 44,000
Severe Abuse 21,686
Moderate Threat 5,046
High Threat 4,535

Top Attacking Networks

AS4686 BEKKOAME INTERNET INC.
17,068 IPs
AS2516 KDDI CORPORATION
6,690 IPs
AS4713 NTT DOCOMO BUSINESS,Inc.
3,966 IPs

Most Reported IPs in Japan

124.18.182.99 410 reports
45.252.188.23 405 reports
20.153.204.5 403 reports
58.98.197.137 402 reports
165.154.231.236 401 reports

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Related: Country Threat Ranking Country Risk Trends → Top Malicious IPs → AS4686 Intelligence AS2516 Intelligence AS4713 Intelligence Global Attack Trends Detect Malicious Traffic

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