Overview
Apple App Site Association is a link preview bot from Apple used for link unfurling, rich-card generation, social previews, messaging previews, and page metadata fetching.
Its primary user-agent pattern is AASA-Bot; related patterns include AASA-Bot/; a representative HTTP user-agent is AASA-Bot/1.0.0.
Apple App Site Association is Unverified at the identity-evidence level. The listed identity remains useful for detection, but this record does not currently contain authoritative evidence sufficient to authenticate the identity claim.
Apple App Site Association is marked as respecting robots.txt directives for crawler access control.
Apple App Site Association should be reviewed against site policy, source evidence, crawl rate, and requested paths before a permanent allow or block rule is created.
Identity
- User-Agent Pattern
-
AASA-Bot - Aliases
- AASA-Bot/
- HTTP Agent Examples
-
AASA-Bot/1.0.0 - Robots Token
- AASA-Bot
- Identity Type
- Observed
- Evidence Method
- Treat `AASA-Bot` as an identity signal only. Confirm it with current operator documentation, cryptographic verification, forward-confirmed reverse DNS, source-network ownership, or other authoritative evidence before trusting the claimed identity.
Classification
- Type
- Preview
- Kind
- Preview
- Family
- Apple
- Purpose
- Preview
Behavior and handling
- Common Use
- Apple App Site Association is used for link unfurling, rich-card generation, social previews, messaging previews, and page metadata fetching.
- Detection Notes
- Apple App Site Association traffic is primarily detected by the `AASA-Bot` user-agent pattern; related patterns include `AASA-Bot/`; a representative HTTP user-agent is `AASA-Bot/1.0.0`. Compare source IPs, reverse DNS, request paths, and crawl cadence with Apple infrastructure before trusting the traffic.
- Respects robots.txt
- Yes
- Spoofing Risk
- Apple App Site Association has medium spoofing risk because the user-agent can be copied, even when the bot has strong source or documentation support.
- Risk
- Neutral
- Recommended Handling
- Depends
Rules and controls
- Robots.txt Snippet
-
User-agent: AASA-Bot Disallow: /
Relationships
- Operator
- Apple Checked 2026-08-07
Relationships without an Evidence link are normalized from the canonical directory record. They should not be interpreted as independent proof of physical presence or request origin.