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Security Scan Report: user-content.flat-cdn.com

Redirected to: https://flat.io/

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Submitted: Jan 30, 2026, 1:24:47 PMCompleted: Jan 30, 2026, 1:26:12 PMpubliccompleted
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Summary

This website contacted 4 IPs in 2 countries across 6 domains to perform 147 HTTP transactions. The main domain is flat.io and was registered NaN years ago.

Submitted URL: https://user-content.flat-cdn.com

Effective URL: https://flat.io/Redirected

The Cisco Umbrella rank of the primary domain is #148,353 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 92%

0
Risk Score

The site appears legitimate and poses no evident security risk.

Safety Factors
Long‑standing domain registration
Consistent branding with final destination
Absence of login or payment fields
No known malicious Indicators of Compromise
Content aligns with legitimate music notation service
Domain age information unavailable

Details

Page Title

Online collaborative music notation software - Flat

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

education learning

(84%)

Domain Information

Within the commercial generic top-level domain (.com), 'user-content.flat-cdn.com' is registered, featuring subdomain 'user-content'. The core label 'flat-cdn' covers 8 characters holding 1 vowel versus 6 consonants, notching 1 hyphen. Tokenizing the label suggests 3 words: flat, cd, n. Expect 2 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://user-content.flat-cdn.com

Page Load Overview

6.09s
Total Load Time
252
HTTP Requests
6
Domains
29.2 MB
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-US
Text Length:8,562 chars
Detector Agreement:100%

Website Classification

Primary Category

education learning84% confidence
Type: dynamic
Method: ml+structural

All Detected Categories

education learning
84%
technology software
83%
government public service
47%
documentation technical
38%
corporate
35%

Detected Features

Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
63104.26.10.206United States
AS13335Cloudflare, Inc.
63172.67.68.248United States
AS13335Cloudflare, Inc.
63104.26.11.206United States
AS13335Cloudflare, Inc.
63174.138.104.76Amsterdam, North Holland, Netherlands
AS14061DigitalOcean, LLC
2524--

Detected Technologies5

HTTP/3
40%
HSTS
40%
Cloudflare Bot Management
40%
Cloudflare
40%
Vue.js
30%

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1842418EFB510713E4D27867BA3A5B52C7115E486EE168ADAB71A421D9FC3FF30132218

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:HA3ev+80NMGC5Dz1NXmUmecWiMqTPsiDsUH44vH4440AXFUAJ63Y0P//WPzJ3fQ:HA3ev+8R5Dz1NB6TP/QAk6IY/u4

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:215428:EKhmO45gCgogmLSQSEkjLGMMmuIipPsAErioYibAARKQ0gATAkBhQYYhzBDaygIJCCFeAAAxUiASyEQMwRQcQjJpqZDaRlvn

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:000000007c7c7e7c
Perceptual Hash:c33c31d669346dc3
Difference Hash:946933e1d1c0c0d1
Wavelet Hash:043400187c7f7f7f
Color Hash:#352dd2

Other Hashes

Crop Resistant:cbcbe0c1e8e8e0e7,c424201051201c0c,cc86968abeb696aa,946933e1d1c0c0d1

Scan History

Scan history not available

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