Security Scan Report: sluh.instructure.com

Redirected to:
https://www.sluh.org/canvas
Site favicon
Submitted: Sep 26, 2026, 1:59:07 PMCompleted: Sep 26, 2026, 2:00:08 PMpubliccompleted

This website contacted 36 IPs in 3 countries across 19 domains to perform 303 HTTP transactions. The main domain is sluh.org and was registered 22 years ago.

Submitted URL: https://sluh.instructure.com

Effective URL:

https://www.sluh.org/canvas
Redirected

The Cisco Umbrella rank of the primary domain is #994 of the top 1 million websitesTop 1K Site

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

Official St. Louis University High School Canvas information page. No phishing, malware, or credential collection detected. Safe to use.

Safety Factors (5)
Official school domain and branding for St. Louis University High School
Physical address and phone number visible
No credential, password, or payment forms on the page
External domains are common analytics, font, and CMS resources
Redirect from sluh.instructure.com to www.sluh.org is an ordinary LMS-to-school-site navigation
Domain age information unavailable

Details

Page Title

Canvas - St. Louis University High School

Scan Type

public

Domain Name Analysis

Within the commercial generic top-level domain (.com), 'sluh.instructure.com' is registered; it also runs on subdomain 'sluh'. The second-level label 'instructure' is 11 characters long with 4 vowels and 7 consonants. Tokenizing the label suggests 2 words: in, structure. The median word length lands at 5.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://sluh.instructure.com

Page Load Overview

4.02s
Total Load Time
24.1 MB
Total Size

Language Analysis

Primary Language

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

Detection Details

HTML Lang Attribute:en-US
Text Length:6,391 chars
Detector Agreement:100%

Website Classification

Primary Category

technology software48% confidence
Type: spa
Method: ml+structural+ocr_tiebreaker

All Detected Categories

technology software
48%
healthcare medical
35%
education learning
27%

Detected Features

Search
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
23104.17.166.123Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
83.174.46.21Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
8104.19.147.8Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
8142.250.154.97Google · CDNUnited States
AS15169Google LLC
8104.18.38.142Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
8172.64.147.247Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
8104.16.80.73Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
8142.251.14.95Google · CDNUnited States
AS15169Google LLC
8157.240.0.6Facebook · CDNFrankfurt am Main, Hesse, Germany
AS32934Facebook, Inc.
8104.26.12.87Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
30336--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T173836366BA8C9016AF67138B356F2F4C15327549C9310941BE3E16DA2EC1CE27D23F9E

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:Qkaom0RPjMJihoCcZCOud8G8tKS65wqsZCG+dM2cl6iCRotsV84sxIKcv4g01UeP:SURPHXfYj+2fcs

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:84025:QSBoZNxLaBgINMJxKBmVBESALIHSgLABRACCCAhyyBATPHDJKBgGFNRBoAQVyBoqoANIcCiXRMFA0YyYlsEQEGiG4oAyqAyI

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:00ffff8381ffffff
Perceptual Hash:bd25072d3c35472d
Difference Hash:8626222f2b231b3a
Wavelet Hash:00bfdf8181fb8387
Color Hash:#52862d

Scan History

Scan history not available

Unable to load historical scan data