langerduo.com — tech stack, contacts & AI-readiness

role · B2B

s•••@d•••.com

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CDN

AI training policy

allowed

AI-bot protection

AI files

llms.txt ai.txt humans.txt robots.txt

TLD

Title

蛋壳教育 - 专业在线教育平台

Final URL

Language

zh (html)

Scanned at

2026-06-24 01:21:40