Security Scan Report: mirrors.sjtug.sjtu.edu.cn

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Submitted: Feb 26, 2026, 8:37:24 AMCompleted: Feb 26, 2026, 8:38:43 AMpubliccompleted
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Summary

This website contacted 2 IPs in 1 country across 2 domains to perform 39 HTTP transactions. The main domain is mirrors.sjtug.sjtu.edu.cn.

Submitted URL: https://mirrors.sjtug.sjtu.edu.cn

The Cisco Umbrella rank of the primary domain is #15,515 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 96%

0
Risk Score

Legitimate university mirror site with no detected threats.

Safety Factors
No forms or credential collection present
No malicious Indicators of Compromise detected
Meta tags consistent with legitimate university service
Domain age information unavailable

Details

Page Title

上海交通大学 Linux 用户组 软件源镜像服务

Scan Type

public

Language

🇨🇳

Chinese

(60% confidence)

Category

technology software

(56%)

Domain Information

The domain 'mirrors.sjtug.sjtu.edu.cn' uses the Chinese country-code top-level domain (.edu.cn); it also runs on subdomain 'mirrors.sjtug'. Its registrable label 'sjtu' stretches across 4 characters split between one vowel and three consonants. Word splitting yields two words: sj, tu. Expect 2 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://mirrors.sjtug.sjtu.edu.cn

Page Load Overview

3.37s
Total Load Time
23
HTTP Requests
2
Domains
0 KB
Total Size

Language Analysis

Primary Language

🇨🇳Chinese
Code: zh
Confidence:60%
Script:Han
Direction:ltr

Detection Details

Language Code:zh
Detection Confidence:60%
Script Type:Han
HTML Lang Attribute:zh-CN
Text Length:4,490 chars
Detector Agreement:50%

Website Classification

Primary Category

technology software56% confidence
Type: dynamic
Method: ml+structural

All Detected Categories

technology software
56%
education
45%
cryptocurrency blockchain
29%
documentation technical
28%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
12111.186.58.212China
AS4538China Education and Research Network Center
11202.120.58.155Shanghai, Shanghai, China
AS4538China Education and Research Network Center
232--

Detected Technologies1

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T125C3A738E140D93D697B8CDFE23E7FB9908D7057CB0968A8D9BD80324381DB57A67981

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:BX/r9ArtCrdur6wJK0dgr4wxn0lmrzkEZ5+jqrBOr5rtcrhFEhj+AwRt0d5rtdrp:By

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:129373:ABJgxYDaJkAmCHikrESSKxoAsAdAFqgSCU14AwUYhA+gUoUQSCEgNNIBFcGqLxEGKZAIK2kBggOkAIIJhU2CSHD0YFmbINZ0

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:bfbfffb78383a383
Perceptual Hash:bfd08a3f21c936c1
Difference Hash:606046464e6e674e
Wavelet Hash:bebefaa283838183
Color Hash:#87c5c5

Other Hashes

Crop Resistant:606046464e6e674e

Scan History

Scan history not available

Unable to load historical scan data