🤖 Overview

Netvibes is a legitimate web crawler operated by Netvibes SAS (a subsidiary of Dassault Systèmes since 2012), designed to fetch and index content from RSS/Atom feeds, web pages, and social media streams for the Netvibes Dashboard platform. Its primary purpose is to aggregate real-time data from user-subscribed sources and deliver personalized dashboards, news monitoring, and business intelligence analytics. The bot is not used for AI training or traditional search indexing but for feed polling and content extraction to populate the dashboard widgets.

🌐 Technical Behavior

The Netvibes bot (commonly identified by the User-Agent "Netvibes" or "Netvibes/1.0") performs HTTP GET requests to retrieve XML feeds (RSS 2.0, Atom) and, in some cases, HTML pages to parse structured data. Crawl frequency varies per feed, typically ranging from every 30 minutes to every 6 hours, depending on the source’s update frequency and user-defined polling intervals. The bot does not follow links extensively; it targets specific URLs provided by users or discovered through feed subscriptions. IP ranges are not publicly documented, but Netvibes indicates it uses a pool of residential and datacenter IPs to avoid overloading sources. Requests are sent with standard HTTP headers, including Accept: application/rss+xml, application/atom+xml, text/html. The bot respects If-Modified-Since and ETag headers to reduce bandwidth usage.

📋 robots.txt Compliance

Netvibes explicitly states that it honors robots.txt directives, as documented on its official support page (Netvibes Help Center). The bot checks robots.txt for User-agent: Netvibes and respects Disallow rules. However, because the bot primarily fetches feeds rather than general web pages, many site owners apply blanket Disallow: / for all bots, which Netvibes will honor, causing feed subscription failures. There is no evidence of the bot ignoring Crawl-delay directives; it adheres to recommended delays when specified.

🔍 Detection Indicators

The definitive User-Agent string is "Netvibes" (case-sensitive), often followed by a version suffix like Netvibes/1.0. Some versions may include Netvibes (https://www.netvibes.com). Behavioral fingerprints include requests exclusively targeting .xml, .rss, .atom endpoints or feed directories, and consistently high request frequency for the same URL. The bot does not execute JavaScript and sends no cookies. IP ranges are not publicly listed, but operators can detect the bot by monitoring the User-Agent header in access logs.

📊 Data Usage

Collected data is used solely to populate user-configured dashboards within the Netvibes platform. Content from feeds is cached and displayed as widgets—headlines, summaries, full articles, or media. Netvibes does not sell or redistribute the data to third parties; it is processed in real-time for the subscriber’s private dashboard. Historical data may be stored for analytics and reporting features (e.g., trend graphs, alerting). No AI model training or search indexing occurs.

⚙️ Rate Limiting Policy

Netvibes should be rate-limited because its polling frequency can overwhelm small servers—especially if many users subscribe to the same feed, causing multiple concurrent requests. A threshold-based blocking policy (e.g., limiting to one request per minute per IP) is recommended to prevent resource exhaustion while still allowing legitimate feed aggregation.

ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the bots listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.