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Can AI see it

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What is Hatena?

Direct Answer: Hatena's service bot for automatic web page visits to gather information.

Operator: Hatena Type: Other Bot Purpose: Service information gathering and usage

Hatena's service automatically visits web pages to get the information it needs to use in the service. The bot uses various user-agents for different purposes, including HatenaBlog-bot, Hatena::RUssia::Crawler, and HatenaBookmark. It appears to be an autonomous bot for service information gathering.

User-Agent Identification

The following user-agent strings identify Hatena in your live traffic data:

  • HatenaBlog-bot/0.02
  • Hatena::RUssia::Crawler/0.01
  • Hatena-Favicon/2
  • Hatena::Scissors/0.01
  • Hatena Antenna/2
  • HatenaBookmark/4.0
  • HatenaBookmark/0.03
  • Hatena::Fetcher/0.01
  • Hatena Star UserAgent/2

robots.txt Rules for Hatena

Respects robots.txt: Yes

Robots.txt is a directive, not a barrier

Hatena states that Hatena respects robots.txt. However, configuration mistakes, caching delays, and edge cases mean your directives may not always be followed as expected. Live traffic verification confirms whether Hatena actually obeys your rules in practice.

Need continuous verification across 500+ bots? Can AI See It automates this.

Crawl Behavior

Frequency:Not Documented

Request Pattern:Not Documented

Crawl Activity Index

Relative crawl activity for Hatena over the past 28 days. Higher values indicate increased crawling intensity compared to the period baseline.

View recent activity data (last 7 days)
Date Activity Index
Mar 28, 2026 10.4
Mar 29, 2026 8.9
Mar 30, 2026 16.3
Mar 31, 2026 15.5
Apr 1, 2026 9.7
Apr 2, 2026 14.8
Apr 3, 2026 6.1

Source: Cloudflare Radar

Why track Hatena traffic?

Identify and classify unknown crawler activity. Hatena may appear in your live traffic data with varying frequency. Tracking its behavior helps you decide whether to allow, throttle, or block it based on actual data.

Protect your crawl budget. Every bot request consumes server resources. Understanding what Hatena crawls helps you prioritize the crawlers that matter.

Log Verification

To verify Hatena traffic in your live traffic data:

  1. Search access logs for the user-agent strings listed above
  2. Check if the IP addresses match documented ranges (if provided by Hatena)
  3. Verify the crawl pattern matches documented behavior
  4. Use reverse DNS lookup for additional verification if available

Note: Observed behavior in production environments may differ from official documentation. Live traffic monitoring provides the only reliable verification of actual bot behavior.

Undocumented Information

The following information is not officially documented for Hatena:

  • crawl frequency
  • IP verification
  • JavaScript rendering
  • request pattern

Official Documentation

View Official Hatena Documentation →

Information sourced from official documentation. Content generated with AI assistance.