Bot intelligence record
yacybot
Review firstyacybot is a search crawler from YaCy used for search indexing, URL discovery, page rendering, result freshness; it appears in server logs as `yacybot`.
User-Agent Pattern
YaCyyacybot
User-agent strings are identification signals, not proof of identity. Confirm important allow, block, or rate-limit decisions with logs, DNS or IP evidence, request behavior, or operator documentation when available.
Robots.txt Snippet
Click snippet to copyUser-agent: yacybot
Disallow: /Click the snippet to copy it, or highlight the text manually.
Handling Guidance
DependsUse this record as bot intelligence, then verify the request source and behavior before allowing, blocking, or rate limiting.
yacybot is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
Record Details
Structured data- Operator
- YaCy
- Family
- YaCy
- Type
- Search
- Purpose
- Indexing
- Identity type
- Official Documented
- Confidence
- High
- Last verified
- 2026-04-01
- Last checked
- 2026-05-20
- Source type
- Official
- Verification
- Verify yacybot by matching `yacybot` to YaCy evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
- Spoofing risk
- yacybot has medium spoofing risk because the user-agent can be copied, even when the bot has strong source or documentation support.
Notes
- yacybot is a search crawler from YaCy used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
- Its primary user-agent pattern is
yacybot; related patterns includeYaCy-Bot. - yacybot is verified with High confidence. The identity type is Official Documented, and the evidence basis is official operator documentation.
- yacybot is marked as respecting robots.txt directives for crawler access control.
- yacybot should be reviewed against site policy, source evidence, crawl rate, and requested paths before a permanent allow or block rule is created.
Evidence and Source
- Verify yacybot by matching `yacybot` to YaCy evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
- yacybot traffic is primarily detected by the `yacybot` user-agent pattern; related patterns include `YaCy-Bot`. Compare source IPs, reverse DNS, request paths, and crawl cadence with YaCy infrastructure before trusting the traffic.
- yacybot is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
- yacybot has medium spoofing risk because the user-agent can be copied, even when the bot has strong source or documentation support.
Monitor This Bot In Edge
Botcrawl EdgeUse Botcrawl Edge to see matching traffic, identify related datacenter activity, and create allow, block, rate-limit, or log rules across connected sites.