Bot traffic from Yandex
walrus01
606 points
241 comments
October 11, 2026
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Discussion Highlights (20 comments)
toomuchtodo
Cloudflare should consider donating to the Ukrainian military for the public service they are performing.
rvz
“AI agents” is just a fancy rebranding of “bots” with some “intelligence”.
WiSaGaN
isn't this only counting russian origin already?
r721
*Sudden drop in Cloudflare bot traffic from AS13238 YANDEX — Yandex LLC UPD Definition of bot traffic from Cloudflare's glossary: >Bot vs. human traffic >The percentage of HTTP requests classified as bot versus human, based on bot scores. Requests with a bot score between 1 and 29 are classified as likely automated (bot), while requests with a score of 30 or above are classified as likely human. For more information, refer to Bot classes. >By default, Radar shows bot vs. human traffic for requests to HTML content. This filter is meant to represent traditional web traffic by excluding API calls, asset requests (images, scripts, fonts), and other machine-to-machine requests. https://developers.cloudflare.com/radar/glossary/#bot-vs-hum... https://developers.cloudflare.com/bots/concepts/bot-score/
londons_explore
Yandex is Russian Google. Of course they have bots... That's how you index the web. If we took Google offline I bet there would also be a reduction in bot traffic from them too! Indexing is also probably a low priority task, so if half their datacenter capacity is taken offline, their bot traffic probably reduces by more than 50%.
schleck8
The HTTP traffic from Yandex is down to ~ 0 % after the third strike, after the first two strikes already degraded it. I wonder how this looks like at the network level because their search page still serves, but presumably their crawler is inactive now Edit: Here is some more info, they do have availability issues as is to be expected > Because three of its primary facilities were knocked offline within four days, Yandex’s failover mechanisms broke down[1][8]. > Outages have cascaded across Yandex Go (taxis), Yandex Pay, food delivery, smart home platforms, internal logistics, and third-party corporate services hosted on Yandex Cloud[2][7]. Problems have spilled into neighboring countries using these systems (Belarus, Kazakhstan, Armenia, Serbia)[2][7]. Edit 2: Here is the Yandex Cloud status page, their GCP/AWS equivalent. The entire compute core is offline, and even worse, Cloud Backup https://status.yandex.cloud/ru/dashboard > ru Compute Cloud, ru Kubernetes, ru PostgreSQL, ru ClickHouse, ru MySQL, ru YDB, ru Kafka, ru Application Load Balancer Interestingly, Yandex tells its users on the status page to switch to competitors Selectel, K2Cloud, and VK Cloud. Which will probably be hit next
pluc
That's some intense mitigation from Cloudflare
bamboozled
I'm going to be really interested how much this cleans up the internet, I mean the damage is done if you read comment sections on youtube etc, but let's see how long the BS persists.
speckx
I have to wonder what will happen when the remaining 6 data centers get hit as well. It's bound to happen.
surfingdino
So, is sending hot hate towards a bot farm going to be a paid service on Cloudflare now?
ericpauley
Interestingly most traffic coming out of this AS was actually UDP: https://dashboard.terracenetworks.com/sources/asns/13238 Pretty benign AS as far as actual exploit or malicious crawling is concerned.
timr
Isn't this showing the percentage of bot traffic from the Yandex IP range ? If so, it isn't particularly surprising that the line would go down. EDIT: yes, it is. Looking at the same graph for all of Russia , and there's no discernible pattern: https://radar.cloudflare.com/bots/ru?dateRange=7d same for the 48h view: https://radar.cloudflare.com/bots/ru?dateRange=2d
pKropotkin
Could be just crawlers
throwaw12
Someone needs to learn how to read the Bot Traffic page. That is a drop in traffic specifically from Yandex bots (which includes their crawlers and other apps hosted in their DC) Now compare it with Bot Traffic in: * Russia: https://radar.cloudflare.com/bots/ru?dateRange=7d * Europe: https://radar.cloudflare.com/bots/europe?dateRange=7d * Worldwide: https://radar.cloudflare.com/bots?dateRange=7d Dip is barely noticeable even in Russia. Its like saying, "API requests are completely down" (and small disclaimer: only from your server, because your server is down)
LiamPowell
Everyone is mentioning crawlers, but wouldn't most traffic from a datacenter's ASN usually be bots just in general given that there's not many humans there to generate human traffic?
f311a
I can’t believe there are so many dumb comments in this thread. All it shows is that crawling from Yandex search engine stopped from one Yandex data center ASN. No one runs opinion/malicious bots from data center IPs that people mention here. Did people actually stop thinking?
beaker52
It’s not really surprising that bot traffic originating from a network went away when _all_ traffic originating from that network stopped.
bhouston
The US is still responsible for almost 50% of traffic of which the top are Amazon, Google, Microsoft, Cloudlare. https://radar.cloudflare.com/bots
accountrequired
When Brazil and Afrinet? :P
tkrl-pskl
Apart from the correct argument that a search engine like Yandex will have crawlers, I would not be surprised if Western AI companies also used Yandex to scrape covertly. Nvidia tried to pay off the Russian Anna's Archive for stolen data: https://www.tomshardware.com/tech-industry/artificial-intell... It would not be a surprise if similar deals have been reached with Yandex. But this is a nice demonstration by Ukraine that all our internet problems are caused by large data centers, wherever they may be located.