trendmicro.com: what it tells AI crawlers

On 28 October 2026, trendmicro.com's robots.txt allowed all of GPTBot, OAI-SearchBot, ClaudeBot, Claude-SearchBot, Google-Extended, PerplexityBot and CCBot; it also published llms.txt and signalled ai-train=no.

Last verified 2026-10-29 03:59 UTC (daily run of 2026-10-28). Proof for that day.

Panel

top 1k (Tranco)

robots.txt

ok (HTTP 200) · https://www.trendmicro.com/robots.txt
unchanged since 2026-10-26 · sha256 c1043957d079629a… · view as recorded

The * group

allows applies to every agent without its own group

Per AI bot, 2026-10-28

Other signals

Content signals: search=yes, ai-input=yes, ai-train=no for oai-searchbot, chatgpt-user, claudebot, claude-web, claude-searchbot, claude-user, perplexitybot, perplexity-user, google-extended, googlebot, bingbot, amazonbot, applebot, facebookbot, meta-externalagent, linkedinbot, bytespider, duckassistbot, cohere-ai, ccbot; search=yes, ai-input=yes, ai-train=no for *

llms.txt: "Trend Micro", 22,999 bytes, 78 links.

robots.txt as recorded sha256 c1043957d079629a…

# Rules for Adsbot-Google
User-agent: Adsbot-Google
Allow: /core/docs/datasheets/*.pdf$
Allow: *.js$
Allow: *.css$
Disallow: /*.pdf$
Disallow: /*/config/
Disallow: /*/common/
Disallow: /*/error-messages/
Disallow: /*/business/trials_parsing_pages/
Disallow: /*/business/parsing-pages/
Disallow: /download/*
Disallow: /form/
Disallow: /ftp/
Disallow: /go/
Disallow: /housecall/
Disallow: /housecall/us/
Disallow: /housecall7/
Disallow: /ja_jp/forHome/xsp/
Disallow: /machform/
Disallow: /tools/*
Disallow: /*?bvstate=*

# Rules for onsite search crawler
User-agent: cludo
Allow: *.pdf$
Disallow: /*/list/*
Disallow: /*/tag/*
Disallow: /*/config/
Disallow: /*/common/
Disallow: /*/error-messages/
Disallow: /*/business/trials_parsing_pages/
Disallow: /*/business/parsing-pages/

# Rules for LLM/AI crawlers
User-agent: OAI-SearchBot
User-agent: ChatGPT-User
User-agent: ClaudeBot
User-agent: claude-web
User-agent: Claude-SearchBot
User-agent: Claude-User
User-agent: PerplexityBot
User-agent: Perplexity-User
User-agent: Google-Extended
User-agent: Googlebot
User-agent: Bingbot
User-agent: Amazonbot
User-agent: Applebot
User-agent: FacebookBot
User-agent: meta-externalagent
User-agent: LinkedInBot
User-agent: Bytespider
User-agent: DuckAssistBot
User-agent: cohere-ai
User-agent: CCBot
Content-Signal: search=yes, ai-input=yes, ai-train=no
Allow: *.pdf$
Disallow: /*/config/
Disallow: /*/common/
Disallow: /*/error-messages/
Disallow: /ftp/
Disallow: /housecall/
Disallow: /housecall/us/
Disallow: /housecall7/
Disallow: /ja_jp/forHome/xsp/
Disallow: /machform/
Disallow: /*?bvstate=*

# Rules for all other bots
User-agent: *
Content-Signal: search=yes, ai-input=yes, ai-train=no
Allow: /core/docs/datasheets/*.pdf$
Disallow: /*.pdf$
Disallow: /*/config/
Disallow: /*/common/
Disallow: /*/error-messages/
Disallow: /*/business/trials_parsing_pages/
Disallow: /*/business/parsing-pages/
Disallow: /download/*
Disallow: /form/
Disallow: /ftp/
Disallow: /go/
Disallow: /housecall/
Disallow: /housecall/us/
Disallow: /housecall7/
Disallow: /ja_jp/forHome/xsp/
Disallow: /machform/
Disallow: /tools/*
Disallow: /*?bvstate=*
Disallow: /cloudoneconformity-staging/*

Sitemap: https://www.trendmicro.com/sitemap.xml

robots.txt versions

Timeline of changes

Reconstructed history (Common Crawl)

From Common Crawl's robots.txt captures: what CCBot was served, one crawl per quarter. A separate series from the daily observations above; a 403 here means Common Crawl was refused, not this ledger.

Evidence

Every daily observation of trendmicro.com is a leaf in that day's Merkle tree. Proof of the robots.txt line for 2026-10-28: audit path (JSON), day root and OpenTimestamps proof (complete (bitcoin block 973640)).

API: https://infrarabbit.com/crawlers/api/v1/policy/trendmicro.com