Security Scan Report: blesk.cz

Redirected to:
https://www.blesk.cz/
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Submitted: Jun 26, 2026, 10:33:47 AMCompleted: Jun 26, 2026, 10:35:31 AMpubliccompleted
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Summary

This website contacted 9 IPs in 3 countries across 10 domains to perform 1 HTTP transaction. The main domain is blesk.cz and was registered NaN years ago.

Submitted URL: https://blesk.cz

Effective URL: https://www.blesk.cz/Redirected

The Cisco Umbrella rank of the primary domain is #243,524 of the top 1 million websites

AI Security Verdict

High Risk

Confidence: 85%

7
Risk Score

Site shows malicious JavaScript and a high‑severity IDS malware alert; treat as high‑risk malware distribution and avoid interaction.

Risk Factors
High IDS malware alert
Suspicious heavily obfuscated JavaScript with dynamic eval and external POSTs
Multiple rapid redirects detected
Low domain ranking for a well‑known brand name
Domain age information unavailable

Details

Page Title

Blesk.cz - zprávy, celebrity, sport, zábava

Scan Type

public

Language

🇨🇿

Czech

(80% confidence)

Category

news media journalism

(42%)

Domain Information

Domain 'blesk.cz' uses the Czech country-code top-level domain (.cz) without a subdomain. The second-level label 'blesk' is 5 characters long with one vowel and four consonants. Word splitting yields two words: ble, sk. Median word length comes out to 2.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://blesk.cz

Page Load Overview

6.19s
Total Load Time
125
HTTP Requests
26
Domains
3.3 MB
Total Size

Language Analysis

Primary Language

🇨🇿Czech
Code: cs
Confidence:80%
Script:Latin
Direction:ltr

Detection Details

Language Code:cs
Detection Confidence:80%
Script Type:Latin
HTML Lang Attribute:cs
Text Length:16,641 chars
Detector Agreement:100%

Website Classification

Primary Category

news media journalism42% confidence
Type: static
Method: ml+structural

All Detected Categories

news media journalism
42%
corporate business
37%
entertainment media
34%
government public service
33%
blog personal website
26%

Detected Features

Search
Articles
OG: website

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
21142.250.154.155United States
AS15169Google LLC
1379.127.211.90Frankfurt am Main, Hesse, Germany
AS60068Datacamp Limited
1391.235.52.165Slovakia
AS57788Ringier Slovakia Media s.r.o.
1337.19.194.80Frankfurt am Main, Hesse, Germany
AS60068Datacamp Limited
1334.160.111.29Kansas City, Missouri, United States
AS396982Google LLC
13104.102.33.206Frankfurt am Main, Hesse, Germany
AS16625Akamai Technologies, Inc.
13185.111.111.155Frankfurt am Main, Hesse, Germany
AS212238Datacamp Limited
13104.26.4.81United States
AS13335Cloudflare, Inc.
13142.251.110.95United States
AS15169Google LLC
1259--

Detected Technologies1

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T141B4183B9091793356A3D2CB66C2A608E157DA0BCBDA0483F7FD8B2D13E5EF5A41901D

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

6144:SttkYwQPUIvQnm18Ob4gC0MvMZSXWj7fwzIkMc:TVQL4gC0MvqS

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:509240:BFHHiITBgBTAhkAFgIAFGhAMabIKInJRECGQQKHKkpsABKAOmTGDBOuIGBEREvUMBYITeMBFkgmiilEAAQGpVIeBpoCBiwQg

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:00ffbdbdbdbd1101
Perceptual Hash:8a4e611a756e1b67
Difference Hash:1569696171792396
Wavelet Hash:007fbdbd3d3d1101
Color Hash:#d22d77

Scan History

Scan history not available

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