What is Known Agents Browser?
Known Agents Browser is an automated agent operated by Known Agents. Agent Analytics can track when it visits your website.
Category
Expected Behavior
Known Agents Browser is generic automation, so its pattern is whatever script or AI is driving it. Human guided runs look like short deliberate sessions, while autonomous runs look like a browser that never gets tired. Judge it by request timing and paths, which reveal more than its name does.
Overview
| Operated By | Known Agents |
| Expected To Follow Robots.txt | No |
| Insights Last Updated | July 6, 2026 |
Robots.txt Blocked Percentage
Country of Origin
Robots.txt Blocking Trend
As of July 6, 2026, 0% of top websites block Known Agents Browser in their robots.txt files.
Overall Automated Agent Traffic
As of July 6, 2026, 0.1% of all web traffic came from automated agents.
This data reflects agent visits measured across thousands of websites using Agent Analytics, combined with daily scans of the world's top 1000 websites and their robots.txt files.
Known Agents Browser's User Agent
| User Agent | Mozilla/5.0 (compatible; Known Agents Browser/1.0; +https://knownagents.com) |
Access other known user agents and IP addresses using the Enterprise API.
How To Block Known Agents Browser
Add this rule to your robots.txt file to request that Known Agents Browser not access your website. You can customize which pages are blocked by swapping out / for a different path.
User-agent: Known Agents Browser # https://knownagents.com/agents/known-agents-browser
Disallow: /Frequently Asked Questions
Should I Block Known Agents Browser?
Judge it by its behavior. Agents in this category range from harmless testing tools to abusive automation, and Known Agents Browser's purpose depends on whoever is running it. Block it if it hits login pages, submits forms, or crawls faster than any human could. Almost none of the top websites we track have robots.txt rules for Known Agents Browser right now.
Does Known Agents Browser Respect Robots.txt?
No. Known Agents Browser is not expected to honor robots.txt, so a disallow rule only states your preference. Enforce the block with firewall or server rules, then confirm in Agent Analytics that its requests actually stop.
Does Known Agents Browser Access Private Content?
It accesses whatever it is scripted to access. If someone gives Known Agents Browser credentials, it can do anything that account can do. Without them, it is limited to public pages.
Why Is Known Agents Browser Visiting My Website?
Someone automated a task that involves your site. Known Agents Browser could be running tests, collecting data, or following an AI system's instructions, and its visit pattern tells you more than its user agent string does.
How Can I Tell if Known Agents Browser Is Visiting My Website?
Agent Analytics tracks Known Agents Browser visits and every other known AI agent, crawler, and scraper alongside it, then authenticates each visit against Known Agents Browser's published verification method. You can also check your server logs for requests whose user agent string contains "Known Agents Browser". Look for regular timing and repeated paths that no human browsing would produce. A log match is still not proof, because any bot can claim to be Known Agents Browser.