issuu.com: what it tells AI crawlers

On 27 October 2026, issuu.com's robots.txt allowed all of GPTBot, OAI-SearchBot, ClaudeBot, Claude-SearchBot, Google-Extended, PerplexityBot and CCBot.

Last verified 2026-10-28 03:59 UTC (daily run of 2026-10-27). Proof for that day.

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top 1k (Tranco)

robots.txt

ok (HTTP 200) · https://issuu.com/robots.txt
unchanged since 2026-10-26 · sha256 0b1d7d5e5b591724… · view as recorded

The * group

allows applies to every agent without its own group

Per AI bot, 2026-10-27

Other signals

robots.txt as recorded sha256 791a15f13bc73acc…

User-agent: *
Disallow: /home$
Disallow: /home/
Disallow: /home?
Disallow: /mylibrary$
Disallow: /mylibrary/
Disallow: /mylibrary?
Disallow: /publish$
Disallow: /publish/
Disallow: /publish?
Disallow: /user/settings
Disallow: /user/upload
Disallow: /sections$
Disallow: /sections/
Disallow: /sections?
Disallow: /signin$
Disallow: /signin/
Disallow: /signin?
Disallow: /signup$
Disallow: /signup/
Disallow: /signup?
Disallow: /business/signup
Disallow: /embed/guide
Disallow: /prv/originalfile
Disallow: /flag/document
Disallow: /flag/profile
Disallow: /search$
Disallow: /search/
Disallow: /search?
Disallow: /action$
Disallow: /action/
Disallow: /action?
Disallow: /api/
Allow: /call/notifier/friendly/get
Allow: /call/stream/api/profile/2/0/initial
Allow: /call/stream/api/explore/1/0/initial
Allow: /call/stream/api/stack/1/0/initial
Allow: /call/stream/api/related/3/2/initial
Allow: /query?*action=issuu.documents.list_anonymous&
Allow: /query?*action=issuu.documents.list_anonymous$
Allow: /query?*action=issuu.stacks.list_anonymous&
Allow: /query?*action=issuu.stacks.list_anonymous$
Allow: /query?*action=issuu.user.list_subscribers&
Allow: /query?*action=issuu.user.list_subscribers$
Disallow: /call/
Disallow: /res/
Disallow: /query$
Disallow: /query%
Disallow: /query?
Disallow: /query/

User-agent: Twitterbot
Disallow:

Sitemap: https://issuu.com/sitemap-index.xml
Sitemap: https://issuu.com/sitemap-incremental.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 issuu.com is a leaf in that day's Merkle tree. Proof of the robots.txt line for 2026-10-27: audit path (JSON), day root and OpenTimestamps proof (complete (bitcoin block 973493)).

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