Toutiao
Search engine crawler

Toutiao

Bytespider is ByteDance’s Toutiao Search crawler for discovering and indexing public webpages; genuine requests can be corroborated through ByteDance network/rDNS signals.

Operator ByteDance

About this bot

Toutiao is an automated identity associated with ByteDance and used for discovering, fetching, and indexing webpages for Toutiao Search.

The primary recorded identity signal is Bytespider. Representative HTTP identity: Mozilla/5.0 (compatible; Bytespider; https://zhanzhang.toutiao.com/) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.0.0 Safari/537.36.

Directory status: Active. Identity classification: Verified with High confidence. Identity type: network-verifiable-crawler.

robots.txt behavior is not currently confirmed; use server-side controls when enforcement is required.

Risk classification: Neutral. Recommended handling: depends.

How to identify this bot

User-agent and crawler identifiers
Bytespider Mozilla/5.0 (compatible; Bytespider; https://zhanzhang.toutiao.com/) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.0.0 Safari/537.36
Also known as
Toutiao crawler; ByteDance crawler

Details

Kind
Search crawler
Family
ByteDance
Purpose
Toutiao search indexing
Common Use
discovering, fetching, and indexing webpages for Toutiao Search
Respects robots.txt
Unknown

Verification

Identity Type
network-verifiable-crawler
Evidence Method
Match the Bytespider token and verify the request with ByteDance crawler network/rDNS signals, including a genuine hostname under the documented ByteDance crawler domain that resolves back to the source IP.
Detection Notes
ByteDance’s webmaster documentation describes Bytespider as a Toutiao Search crawler and documents source-network/reverse-DNS verification. Robots compliance is left unknown here rather than overclaimed.
Website controls
Robots.txt Snippet
# robots.txt behavior is unconfirmed. Do not rely on a robots.txt rule without verification.
Apache Rule
SetEnvIfNoCase User-Agent "Bytespider" bot_match
Nginx Rule
if ($http_user_agent ~* "Bytespider") { set $bot_match 1; }

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