diigo.com operates primarily as a knowledge base, focusing on web annotation & bookmarking. Diigo is a social bookmarking and annotation tool that allows users to highlight, sticky-note, archive, and share web pages. It serves as a personal knowledge management system and a collaborative research platform. It is operated by Diigo Inc..
Beyond its core function, the ecosystem extends into productivity suites and content publishing, providing a broader range of services.
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diigo.com is a well-established platform operated by Diigo Inc.. Top 10,000 global website, 21 years old, high traffic. Standard web safety practices apply.
While diigo.com is an established platform, these capabilities require extra vigilance.
diigo.com allows users to upload and share files. Any file you download was uploaded by another user—not the platform operator. Scan downloads with antivirus software and only download from sources you trust.
diigo.com hosts documents and pages shared via links. Because the domain is trusted, links pass through email spam filters easily. Attackers exploit this to host fake invoices, login pages, or malware download prompts.
diigo.com hosts content created by its users, not the platform operator. Individual posts, profiles, or pages may contain scams, misinformation, or phishing attempts that the platform hasn't yet detected or removed.
Remember: The platform itself is established, but even established platforms can be abused.
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{
"domain": "diigo.com",
"state": "developed",
"stability": "permanent",
"confidence": "medium",
"category": {
"purpose": "knowledge_base",
"specialization": "Web Annotation & Bookmarking",
"secondary_purposes": [
"productivity_suite",
"content_publishing"
]
},
"identity": {
"headline": "Web annotation, bookmarking, and knowledge management tool",
"summary": "Diigo is a social bookmarking and annotation tool that allows users to highlight, sticky-note, archive, and share web pages. It serves as a personal knowledge management system and a collaborative research platform.",
"operator": "Diigo Inc.",
"parent_entity": null,
"topics": [
"web annotation",
"bookmarking",
"knowledge management",
"research tools",
"productivity",
"social bookmarking"
]
},
"functions": {
"is_ugc_platform": true,
"is_file_host": true,
"is_url_shortener": false,
"is_public_idp": false,
"is_crypto_platform": false,
"allows_user_subdomains": false,
"is_form_builder": false,
"is_document_host": true
},
"facts": {
"created_at": "2004-12-22",
"rank": 4684,
"hosting_provider": "AMAZON-02"
}
}