
ABUSE.MOM — 规矩点,否则你将被曝光
| 签名 | 描述 | 分数 | 严重性 |
|---|---|---|---|
| Burst 14/2s | 请求频率异常——自动扫描 | +35 | |
| Burst 22/2s | 请求频率异常——自动扫描 | +35 | |
| Burst 23/10s | 请求频率异常——自动扫描 | +35 | |
| Burst 23/2s | 请求频率异常——自动扫描 | +35 | |
| Burst 25/10s | 请求频率异常——自动扫描 | +35 | |
| UA bot: python | 检测到已知机器人/爬虫的User-Agent | +40 | |
| UA changed | 多个User-Agent——机器人轮换技术 | +25 |
从服务器访问日志重建的HTTP请求。出于安全考虑,目标域名已隐藏。
* Typical request patterns for detected signatures. Actual target domains are redacted.
在nginx中实施limit_req_zone。部署具有DDoS防护的CDN。配置SYN cookies和连接跟踪以限制51.158.248.237。
IP 51.158.248.237显示可疑的UA行为。阻止空User-Agent请求。为敏感端点实施基于JavaScript的机器人检测。
来自同一/24子网的其他被封锁IP——表明该网络范围存在系统性滥用。
该IP已通过全球邮件服务器和防火墙使用的主要DNS黑名单进行检查。
已检查:Spamhaus、SpamCop、Barracuda、SORBS、CBL、UCEProtect。
51.158.248.237 has been assigned a threat score of 135/100 (Critical). 这将其归入严重威胁类别。强烈建议在所有网络边界立即进行封锁。
The following attack categories were identified:
威胁情报分析将51.158.248.237与来自Haarlem, Netherlands,运营在Scaleway SAS的网络中的恶意活动相关联。该地址自首次检测以来一直处于观察状态。 我们的传感器在6天内捕获了来自此地址的550次恶意请求,反映出每天约91.7次的持续攻击节奏。 此地址属于数据中心或云托管提供商。托管IP经常被专门租用廉价VPS实例来进行攻击的威胁行为者利用。 识别出两种攻击模式(Request Flooding和User-Agent Anomaly),表明这是一个针对多个漏洞的半自动化攻击活动。 Netherlands目前在我们的数据库中占122个被封锁IP,使其成为恶意流量的重要来源。 评分135/100将此地址置于最高严重性级别。应封锁并调查任何历史连接。
This IP belongs to a hosting or data center provider. Malicious traffic from hosting infrastructure often originates from compromised VPS instances, rented servers used for scanning campaigns, or abused free-tier cloud accounts. Hosting providers typically respond to abuse reports within 24-72 hours.
Distributed denial of service attacks overwhelm infrastructure with traffic volume. Effective mitigation combines always-on traffic scrubbing, anycast network distribution, rate limiting, and the ability to quickly scale absorption capacity during attacks.
Internet traffic routing through a limited number of submarine cables and exchange points creates natural chokepoints. Understanding these routing patterns helps explain geographic clustering of certain attack types and latency-based scanning behaviors.