Overview
Linespider is a search crawler from LINE Corporation used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
Its primary user-agent pattern is Linespider.
Linespider 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.
Robots.txt behavior is not currently confirmed.
Linespider can usually be allowed after confirming the source and monitoring request volume.
Identity
- User-Agent
Linespider- HTTP Agent Examples
Linespider- Robots.txt Token
Linespider- Identity Type
- Observed
- Evidence Method
- Treat `Linespider` 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
- Search
- Kind
- Crawler
- Family
- LINE Corporation
- Purpose
- indexing
Behavior and handling
- Common Use
- Linespider is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
- Detection Notes
- Linespider traffic is primarily detected by the `Linespider` user-agent pattern. Compare source IPs, reverse DNS, request paths, and crawl cadence with LINE Corporation infrastructure before trusting the traffic.
- Respects robots.txt
- Unknown
- Spoofing Risk
- Linespider has medium spoofing risk because user-agent strings can be copied; pair the match with DNS, IP, behavior, or operator evidence.
- Risk
- Safe
- Recommended Handling
- Depends
Rules and controls
- Robots.txt Snippet
# robots.txt behavior is unconfirmed. Do not rely on this rule without verification.