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gitbook.io

Category: Hosting, Information Technology

Scanned: Jul 8, 2026, 02:37 AM UTC · First seen: Jun 26, 2026 · Threat Engines: 0 / 91 · Times Scanned: 38
96 / 100 Trust Score Based on scan findings at the time of analysis
No Threats Found
0 - High Risk50 - Moderate100 - No Threats
Fresh scan recommended
Last scanned 14 days ago - security status may have changed since then.
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Screenshot of gitbook.io Captured Jul 8, 2026
https://gitbook.io
Screenshot of gitbook.io
12 years
Very Popular - #3,308 Tranco rank (>10M monthly visitors)
Not listed (91 checked)
✓ Valid (TLS)
Cloudflare, Inc.
Toronto, Canada
cloudflare
Framer
172.64.147.209
Domain & WHOIS Information
Registrar Cloudflare, Inc.
Registered March 30, 2014
Expires March 30, 2031
Name Servers dahlia.ns.cloudflare.com
DNSSEC Unsigned
Hosting Cloudflare, Inc.
Reputation & Threat Check 91 security engines checked
File Scan Summary Powered by Quttera Engine
3 files scanned
No threats
2
Low Risk
1
Medium Risk
0
High Risk
0
No threats Low Risk Medium Risk High Risk
/index Flagged: low risk
www.gitbook.com.http-redirect 81 B No threats
www.gitbook.com/about 664.4 KB No threats
Quttera flagged low risk files - is this your website?
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External Links & Domains
87
External Links
All Clean
0
Iframes
Clean
70
Referenced Domains
5 Flagged
5
Flagged Resources
Detected
doc.bunq.comFlagged: Generic Suspicious Object
docs.maple.financeFlagged: Generic Suspicious Object
docs.relay.appFlagged: Generic Suspicious Object
docs.sonarsource.comFlagged: Generic Suspicious Object
documentation.gravitee.ioFlagged: Generic Suspicious Object
http://gitbook.io/./Not flagged
http://gitbook.io/./aboutNot flagged
http://gitbook.io/./blogNot flagged
http://gitbook.io/./buy-vs-buildNot flagged
http://gitbook.io/./careersNot flagged
http://gitbook.io/./contactNot flagged
http://gitbook.io/./customersNot flagged
http://gitbook.io/./customers#showcaseNot flagged
http://gitbook.io/./enterpriseNot flagged
http://gitbook.io/./eventsNot flagged
http://gitbook.io/./features/aiNot flagged
http://gitbook.io/./features/ai/gitbook-agentNot flagged
http://gitbook.io/./features/ai/gitbook-assistantNot flagged
http://gitbook.io/./features/authenticated-accessNot flagged
http://gitbook.io/./features/editorNot flagged
Show 72 more...
doc.bunq.comFlagged: Generic Suspicious Object
docs.maple.financeFlagged: Generic Suspicious Object
docs.relay.appFlagged: Generic Suspicious Object
docs.sonarsource.comFlagged: Generic Suspicious Object
documentation.gravitee.ioFlagged: Generic Suspicious Object
app.distro.soNot flagged
app.gitbook.comNot flagged
argos-ci.comNot flagged
bluebricks.coNot flagged
cdn.amplitude.comNot flagged
cdn.vector.coNot flagged
chatgpt.comNot flagged
claude.aiNot flagged
customerioforms.comNot flagged
developers.gamma.appNot flagged
Show 55 more...
gitbook.io Overview

Description of gitbook.io

GitBook appears to be a technology platform focused on documentation publishing, knowledge management, and AI-assisted content workflows. Based on the page title, metadata, and homepage screenshot, the service is designed to help teams create product documentation, help centers, internal knowledge bases, and user-facing docs, with features related to docs-as-code, authenticated access, and AI-powered assistance.

The site appears to be operated as an established software service rather than a simple content site. Its navigation includes product, enterprise, pricing, documentation, and customer-oriented sections, which is consistent with a business-to-business SaaS platform. The domain has been registered for many years and is categorized by multiple web-classification providers under technology and information technology, which aligns with the visible content.

Safety Assessment for gitbook.io

Based on available scan data, no threats were detected at the time of this scan by 0 out of 91 security engines, and the domain was not listed by the checked content-malice and phishing blacklist databases. The site also appears to be well established, with a long registration history and a strong traffic presence, both of which can be positive contextual indicators when considered alongside clean multi-engine scan results.

One automated malware scan did produce a low-confidence "potentially suspicious" heuristic on the index page and referenced several external documentation domains with similar generic heuristic labels. However, these findings appear to be broad pattern-based detections rather than confirmed malware identifications, and they are not corroborated by the broader engine consensus or blacklist checks. No flagged external links were reported, and the screenshot content appears consistent with a legitimate documentation and knowledge-platform service.

Taking the full context into account, the generic heuristic finding may warrant minor caution but does not, by itself, strongly indicate harmful activity. Based on available scan data, no significant threats were detected at the time of this scan.

Technical Description

The domain uses a valid SSL/TLS certificate issued by Google Trust Services, with certificate validity extending to 2026-09-05 based on the provided data. The site is served through Cloudflare infrastructure, with the web server and hosting both attributed to Cloudflare and an observed server IP of 172.64.147.209 located in Toronto, Canada. This setup is common for performance optimization and edge protection.

WHOIS data indicates the domain was created in 2014 and is registered through Cloudflare, Inc., with expiration set far in the future. DNSSEC appears to be unsigned, which is not uncommon but means DNS responses may not benefit from DNSSEC validation. No blacklist hits were reported in the provided checks, and no major infrastructure-level security concerns were evident from the available scan details.

HTTP Redirect Chain
302 https://gitbook.io/
200 https://www.gitbook.com/
Website Insights
#3,308
Tranco Rank
Very Popular
Visitors >10M/mo
Category: Hosting, Information Technology
Rank History (30 days)
Jun 1 Jul 7
12 cookies detected
Essential9
Analytics2
Advertising1
Social0
0 1st party cookies
12 3rd party (trackers)
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This report was generated automatically and is provided for informational purposes only. Results are based on a point-in-time scan and may contain false positives or incomplete data. This does not constitute a security audit or certification. No vendor in the market can guarantee a 100% detection rate. If you believe this report is inaccurate, please submit a dispute.

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