Summary
API
Submitted URL: https://api.planbook.com
The Cisco Umbrella rank of the primary domain is #57,818 of the top 1 million websites
AI Security Verdict
Safe Website
Confidence: 92%
The site is a legitimate, long‑standing service with internal login/signup forms and no malicious indicators.
Safety Factors (4)
Details
Page Title
Planbook - The Leader in Lesson Planning
Scan Type
public
Domain Name Analysis
You're looking at domain 'api.planbook.com' on the commercial generic top-level domain (.com); it also runs on subdomain 'api'. The core label 'planbook' covers 8 characters with 3 vowels and 5 consonants. Breaking it apart gives 2 words: plan, book. Expect 4 characters per word on average. No strong language cues emerged from the frequency lists.
Screenshot
Page Load Overview
Language Analysis
Primary Language
Detection Details
Website Classification
Primary Category
All Detected Categories
Detected Features
Domain & IP Information
| Requests | IP Address | Location | AS Autonomous System |
|---|---|---|---|
| 54 | 104.21.49.15Cloudflare · WAF | United States | AS13335Cloudflare, Inc. |
| 53 | 54.192.35.14Cloudfront · CDN | United States | AS16509Amazon.com, Inc. |
| 53 | 54.192.35.110Cloudfront · CDN | United States | AS16509Amazon.com, Inc. |
| 160 | 3 | - | - |
Detected Technologies9
Content Similarity HashesFor malware variant detection
TLSH (Trend Micro Locality Sensitive Hash)
Specialized for malware detection and similarity analysis
ssdeep (Context Triggered Piecewise Hashing)
Detects similar content even with modifications
sdhash (Similarity Digest Hashing)
High-precisionHigh-precision similarity detection for forensic analysis
These hashes enable detection of similar websites and malware variants by comparing content similarity even when exact matches aren't found.
Image Hashes
Perceptual Hashes
Other Hashes
Scan History
Scan history not available
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