Cloudflare Data Shows Yandex Bot Traffic Plunges 99% After Data Center Hit
Cloudflare radar data shows a 99% decline in Yandex bot traffic following a reported data center attack, drawing attention on Hacker News.

Key points
- Yandex bot traffic fell by 99% according to Cloudflare radar data.
- The decline occurred after a data center attack, per the source headline.
- The story appeared on the Hacker News front page with 170 points.
Yandex bot traffic has dropped by 99 percent, according to data from Cloudflare’s radar service. This decline is noted in a headline stating it occurred after a data center attack. The data covers a seven-day range and highlights the specific drop in activity associated with autonomous systems linked to Yandex.
The Cloudflare radar dashboard for autonomous system 13238 shows this significant reduction in bot traffic. The platform tracks bot activity globally and provides visibility into traffic patterns. The 99 percent drop is a statistical observation based on the data collected during the specified time frame. It reflects the volume of requests attributed to Yandex’s automated systems.
Context and Background
The incident appeared on the Hacker News front page, where it generated discussion among technology professionals. The platform featured a link to the Cloudflare radar page showing the traffic statistics. Users on the site engaged with the post, with the thread accumulating 170 points and 60 comments. This community attention helped bring the traffic anomaly to wider visibility.
Hacker News serves as a hub for breaking news in the technology sector. The post directed readers to the specific data visualization on Cloudflare’s site. The comments section allowed users to discuss the potential causes and effects of the traffic drop. This public discourse underscores the interest in the operational status of major internet services.
Who Is Affected
Yandex is a major internet company known for its search engine and other online services. Its bots are part of its infrastructure for processing web content. A 99 percent drop in bot traffic indicates a significant change in activity levels. This disruption is observable through the Cloudflare radar data provided in the source material.
The source material does not specify direct impacts on webmasters or SEO professionals. It only reports the statistical drop in traffic. The headline links the drop to a data center attack but does not elaborate on consequences. Readers are directed to the Cloudflare data for further details on the traffic patterns.
What should you do?
Security and technology professionals should monitor their own server logs for changes in Yandex bot activity. Comparing current traffic patterns with historical data can reveal anomalies. Checking Cloudflare’s radar or similar services can provide additional context on global bot trends. Staying informed through community discussions on platforms like Hacker News can also offer insights.
What to do and how to stay safe: Yandex
- Monitor server logs for unusual drops in Yandex bot traffic.
- Review historical traffic data to identify anomalies in bot activity.
- Check Cloudflare radar or similar services for global bot trends.
- Follow discussions on technology forums for updates on the incident.
General security guidance from the Threat Times newsroom. It is not confirmed advice from the organisations named in this story.
Frequently asked questions
What caused the 99% drop in Yandex bot traffic?
The source headline states the drop occurred after a data center attack.
Where was this incident reported?
The incident appeared on the Hacker News front page, linking to Cloudflare data.
How many points did the Hacker News post receive?
The Hacker News post received 170 points and 60 comments from users.


