International web site visitors grew by 19 p.c throughout 2025, whereas practically half of site visitors now comes from cellular units. A big and rising portion additionally comes from bots, many designed to coach AI.

In its 2025 Year in Review, Cloudflare notes that web site visitors worldwide grew by virtually a fifth, with the will increase coming in suits and begins. The truth is, site visitors was considerably flat via mid-April and even skilled a mysterious dip earlier than bouncing again sharply to five p.c development throughout Might.

Many of the development occurred after mid-August, nevertheless, accelerating quickly to hit 19 p.c by the beginning of December. This sample is much like that seen for the previous few years, though development peaked at about 17 p.c final yr.

Based on Cloudflare, 43 p.c of requests throughout the interwebs have been from cellular units this yr, up from 41 p.c in 2024. The steadiness got here from “basic” laptop computer and desktop sort units. However regardless of the slight improve, the agency says it believes that cellular gadget utilization has now successfully reached a gentle proportion of the site visitors.

On the subject of probably the most accessed web providers, Google stays prime of the general record, adopted by Fb, then Apple and Microsoft. For social media websites, X (previously Twitter) has now slipped into sixth place, behind LinkedIn and Snapchat.

Few can be shocked that OpenAI is probably the most accessed AI service, with Anthropic in second place, forward of Perplexity and Google’s Gemini. Elon Musk’s Grok languishes in ninth place, simply forward of China’s DeepSeek.

AI bots made their presence felt this yr, accounting for 4.2 p.c of HTML request site visitors as they trawl the net for content material for use in coaching fashions. In response, Cloudflare known as for clear “rules of the road” for AI bot behaviour, corresponding to that corporations ought to publicly disclose details about their AI bots, and that these ought to have one distinct, brazenly declared objective.

Regardless of this, the best bot site visitors (over 1 / 4) got here from Googlebot, which trawls for each search engine indexing and AI coaching, as does Microsoft’s Bingbot, however on a a lot smaller scale.

Cloudflare says that 6.2 p.c of the site visitors that tried to traverse its international community was routinely mitigated by its methods as probably malicious, or else was blocked for “customer-defined causes,” which can imply rate-limiting requests or blocking all the site visitors from a given supply.

Cloudflare noticed a big improve in mitigated site visitors throughout July, the corporate says, on account of a really massive DDoS marketing campaign that focused a single buyer area.

In the meantime, the US stays, by far, the biggest supply of bot site visitors, with 40 p.c originating there. For comparability, the second largest supply was Germany at 6.5 p.c. Not all bots are malicious, the agency is eager to level out, and says it maintains a listing of verified bots that features these used for search engine indexing, safety scanning, and web site/utility monitoring.

Cloudflare notes a leap in cyberattacks, resulting in greater than 25 record-breaking DDoS incidents. There have been additionally loads of outages with much less malevolent causes.

Probably the most notable incidents through the yr was an outage suffered by Cloudflare itself in November, triggered by a change to the permissions of one of many database methods it makes use of for its operations. This precipitated the web sites of many massive manufacturers, together with The Register, to be unavailable.

The agency additionally suffered a second outage earlier in December, this time blamed on a change made to how Cloudflare’s Internet Utility Firewall parses requests.

Cloudflare says that just about half of outages it noticed this yr have been on account of authorities exercise. These have been usually makes an attempt to forestall college students from dishonest on tutorial exams, in international locations corresponding to Iraq, Syria, and Sudan, though in Libya and Tanzania, the trigger was civil unrest, whereas in Afghanistan, the Taliban ordered a shutdown below the excuse of stopping immorality.

Nonetheless, cables being minimize have been additionally a significant reason behind web disruption, in territories corresponding to the US, South Africa, Haiti, Pakistan, and Hong Kong.

Regardless of IPv6 being round for many years and the provision of IPv4 addresses being declared exhausted a number of occasions, lower than a 3rd of requests from dual-stack succesful methods have been remodeled IPv6, Cloudflare claims. That is due to options like Community Tackle Translation (NAT) which have enabled community suppliers to stretch restricted IPv4 sources by hiding a lot of nodes behind a single exterior IPv4 deal with.

For these all in favour of seeing extra element, Cloudflare has posted it on a Cloudflare Radar 2025 Year in Review microsite on your viewing pleasure. ®


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