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Directory/Categories/MJ12bot/v2.0.5
MJ

MJ12bot/v2.0.5

UndecidedCommunity-sourced

MJ12bot (version 2.0.5) is a web crawler developed by Majestic, designed for the purpose of indexing and gathering data from websites to enhance search engine functionalities. As an advanced bot, MJ12bot operates by systematically traversing the internet to collect information about web pages, their content, and their link structures. This data is then used to create a comprehensive index which can serve various research and analytical needs, such as improving SEO performance and providing insights into web traffic. MJ12bot is particularly noted for its scale and efficiency in handling large volumes of data. The bot respects the rules set by webmasters, such as those specified in the robots.txt file, which allows website owners to control how bots like MJ12bot access their sites. This feature is essential for ensuring that the bot operates in a manner that aligns with web standards and ethical crawling practices. The MJ12bot's capabilities extend to providing tools and services that analyze backlink profiles, which can be vital for digital marketing strategies and optimizing websites for better visibility in search engine results. Overall, MJ12bot v2.0.5 represents a significant asset in the landscape of search engine optimization and website analytics.

Undecided
Assessment
Uncategorized
Category
Bot
Kind
1
Data sources

Identification

Bot name
MJ12bot/v2.0.5
Category
Uncategorized
Verification
Community-sourced
User-agent string
Mozilla/5.0 (compatible; MJ12bot/v2.0.5; http://mj12bot.com/)

IP ranges

Requests from MJ12bot/v2.0.5 originate from these published ranges. For strict verification, match the source IP against this list in addition to checking the user-agent and reverse-DNS.

Showing 24 of 65 ranges

Block or allow MJ12bot/v2.0.5

Block it

Add a Disallow rule for Mozilla/5.0 (compatible; MJ12bot/v2.0.5; http://mj12bot.com/) in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block MJ12bot/v2.0.5 from crawling your entire site
User-agent: Mozilla/5.0 (compatible; MJ12bot/v2.0.5; http://mj12bot.com/)
Disallow: /

# Allow MJ12bot/v2.0.5 full access
User-agent: Mozilla/5.0 (compatible; MJ12bot/v2.0.5; http://mj12bot.com/)
Allow: /
Allow & verify

Ensure your robots.txt allows Mozilla/5.0 (compatible; MJ12bot/v2.0.5; http://mj12bot.com/). Verify requests by checking the user-agent string.

Traffic & trends

Cloudflare Radar traffic

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Google Trends interest

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Data sources

This profile is compiled from the following sources.

CrawlersDatabase
Last updated September 8, 2026

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