Bot Traffic from AS13335

We propose an open registry format for Web Bot Auth to move beyond IP-based identity. This allows any origin to discover and verify cryptographic keys for bots, fostering a decentralized and more trustworthy ecosystem.

• Research
• Bots

IPv4 scarcity drives widespread use of Carrier-Grade Network Address Translation, a practice in ISPs and mobile networks that places many users behind each IP address, along with their collected activity and volumes of traffic. We introduce the method we’ve developed to detect large-scale IP sharing globally and mitigate the issues that result.

• Research
• WAF
• Web Application Firewall
• Better Internet
• Security
• Bots
• IPv4
• Network Services

Rust-powered core systems, post-quantum upgrades, developer access for students, PlanetScale integration, open-source partnerships, and our biggest internship program ever — 1,111 interns in 2026.

• Birthday Week
• Partners
• Developer Platform
• Workers Launchpad
• Performance
• Security
• Cache
• Speed
• Developers
• AI
• 1.1.1.1
• Application Security
• Application Services
• Bots
• CDN
• Cloudflare for Startups
• Cloudflare One
• Cloudflare Zero Trust
• Cloudflare Workers