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Security Scan Report: flexbooks.ck12.org

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Submitted: May 23, 2026, 10:49:20 AMCompleted: May 23, 2026, 10:52:25 AMpubliccompleted
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Summary

This website contacted 1 IP in 1 country across 1 domain to perform 3 HTTP transactions. The main domain is flexbooks.ck12.org and was registered NaN years ago.

Submitted URL: https://flexbooks.ck12.org/cbook/ck-12-middle-school-earth-science-flexbook-2.0/section/6.16/primary/lesson/scales-that-represent-earthquake-magnitude-ms-es/

AI Security Verdict

Moderate Risk

Confidence: 78%

4
Risk Score

Site appears legitimate but heavy JavaScript obfuscation and lack of reputation warrant caution.

Risk Factors
High JavaScript obfuscation (critical score)
UNRANKED domain reputation
Safety Factors
Very old domain age (over 19 years)
No login, payment, or credential‑harvesting forms
No malicious Indicators of Compromise detected
No JavaScript malware YARA matches
No network IDS alerts
Domain age information unavailable

Details

Website Access Blocked

This website blocked our scanner, likely using AWS WAF, Cloudflare, or similar bot protection. The page may show differently for regular users.

Page Title

ERROR: The request could not be satisfied

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

corporate

(70%)

Domain Information

Domain 'flexbooks.ck12.org' uses the non-profit oriented generic top-level domain (.org) with subdomain 'flexbooks'. The second-level label 'ck12' is 4 characters long split between zero vowels and two consonants, plus 2 digits. It segments into 2 words: ck, 12. Average segment length settles at 2 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://flexbooks.ck12.org/cbook/ck-12-middle-school-earth-science-flexbook-2.0/section/6.16/primary/lesson/scales-that-represent-earthquake-magnitude-ms-es/

Page Load Overview

182.52s
Total Load Time
230
HTTP Requests
15
Domains
438 KB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:80%
Script:Latin
Direction:ltr

Detection Details

Language Code:en
Detection Confidence:80%
Script Type:Latin
HTML Lang Attribute:en
Text Length:15 chars
Detector Agreement:0%

Website Classification

Primary Category

corporate70% confidence
Type: dynamic
Method: structural

All Detected Categories

corporate
70%

Detected Features

Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
23065.9.175.30United States
AS16509Amazon.com, Inc.
2301--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T14211803FA898252356523614AFC9BF24B11695BEE1354118B49840EF32EE3A8CBE2680

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

24:hMiHksq+Me57SaQSorcUezjIykgxQ4rlO4B88:Dq+t5qI7xQ4TB88

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:923:AAgAAAAABAAAAAAAAAAIAAAAAAAIAAAAAAAAAABEAAAIAACAAAgBACAAAAAQAAABAAgAAACAAAAAAAAAAAAAAAAAAEAAEAAA

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

Average Hash:0703ffffffffffff
Perceptual Hash:87030303c3edcddf
Difference Hash:ccec000000000000
Wavelet Hash:0000fffff0f0f0f0
Color Hash:#a1c587

Other Hashes

Crop Resistant:ccec000000000000

Scan History

Scan history not available

Unable to load historical scan data