Security Scan Report: challenge.rivers.chaitin.cn

Bot Protection Detected

This website is protected by CAPTCHA or anti-bot measures that prevented automated scanning.

Submitted: Dec 23, 2025, 2:46:18 PMCompleted: Dec 23, 2025, 2:47:12 PMpubliccompleted
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Summary

This website contacted 1 IP in 1 country across 1 domain to perform 1 HTTP transaction. The main domain is challenge.rivers.chaitin.cn.

Submitted URL: https://challenge.rivers.chaitin.cn

Effective URL: chrome://new-tab-page/Redirected

The Cisco Umbrella rank of the primary domain is #807,031 of the top 1 million websites

AI Security Verdict

High Risk

Confidence: 75%

7
Risk Score

Impersonates Google on a low‑rank, likely new domain – high risk phishing.

Risk Factors
Brand impersonation (Google) on an unrelated low‑rank domain
Low Cisco Umbrella ranking for a site claiming a major brand
Appears to be a newly registered or very new domain
No legitimate content; mimics Chrome new‑tab page to lure users
Domain age information unavailable

Details

Page Title

New Tab

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

unknown

(0%)

Domain Information

The domain name 'challenge.rivers.chaitin.cn' uses the Chinese country-code top-level domain (.cn); it also runs on subdomain 'challenge.rivers'. The registrable portion 'chaitin' spans 7 characters holding three vowels versus four consonants. Tokenizing the label suggests 3 words: cha, it, in. The median word length lands at 2 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://challenge.rivers.chaitin.cn

Page Load Overview

1.26s
Total Load Time
1
HTTP Requests
1
Domains
N/A
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:7 chars
Detector Agreement:0%

Website Classification

Primary Category

unknown0% confidence
Type: static
Method: structural

All Detected Categories

No categories detected

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
1121.196.236.254Hangzhou, Zhejiang, China
AS37963Hangzhou Alibaba Advertising Co.,Ltd.
11--

Detected Technologies1

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T15D736AF5D6F96394158FC3D5EB661895AF3E10FB264981A4722C9BF0AF11898CF87C80

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:7IkPaMxf/N6cw15UxDTti0xhfK6DV/JPsEnOJwNtPDsTSq:ok2AZzxLDV/JJw

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:76890:RIYMOK2AEEDgQDBaJiMiEAMimGHhtRCDBAgAAE4cEzvCjQCBWDAKswRAgBgOUAJJRKELoJnGwFlciSBaAyEAyAEgqEzGRaCH

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:e6c7c3e7fffffffe
Perceptual Hash:f7225588dd88dd89
Difference Hash:080c1e0800000000
Wavelet Hash:fee7c3e70c0c0d0c
Color Hash:#d279bb

Other Hashes

Crop Resistant:080c1e0800000000

Scan History

Scan history not available

Unable to load historical scan data