Security Scan Report: zhuanlan.zhihu.com

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Submitted: May 12, 2026, 11:30:55 PMCompleted: May 12, 2026, 11:33:39 PMpubliccompleted
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Summary

This website contacted 6 IPs in 3 countries across 14 domains to perform 143 HTTP transactions. The main domain is zhuanlan.zhihu.com and was registered NaN years ago.

Submitted URL: https://zhuanlan.zhihu.com

The Cisco Umbrella rank of the primary domain is #38,381 of the top 1 million websites

AI Security Verdict

High Risk

Confidence: 80%

7
Risk Score

Critical IDS alerts show malware exfiltration and C2 activity despite a legitimate domain; treat as high‑risk and avoid using the site.

Risk Factors
Critical IDS alerts for malware data exfiltration
Potential command‑and‑control beacon activity
Large HTTP POST requests to external IPs
Domain age information unavailable

Details

Page Title

知乎专栏 - 随心写作,自由表达 - 知乎

Scan Type

public

Language

🇨🇳

Chinese

(60% confidence)

Category

social media network

(87%)

Domain Information

You're looking at domain 'zhuanlan.zhihu.com' on the commercial generic top-level domain (.com) with subdomain 'zhuanlan'. Count 5 characters in 'zhihu' with 2 vowels and 3 consonants. Breaking it apart gives 2 words: zhi, hu. Expect 2.5 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://zhuanlan.zhihu.com

Page Load Overview

90.18s
Total Load Time
93
HTTP Requests
13
Domains
3.4 MB
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
Text Length:945 chars
Detector Agreement:100%

Website Classification

Primary Category

social media network87% confidence
Type: spa
Method: ml+structural

All Detected Categories

social media network
87%
documentation technical
79%
forum community discussion
71%
technology software
51%
adult content
37%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
1843.175.162.228Singapore
15111.45.3.198China
AS9808China Mobile Communications Group Co., Ltd.
15163.181.58.173Frankfurt am Main, Hesse, Germany
AS24429Zhejiang Taobao Network Co.,Ltd
15106.13.244.173China
AS23724IDC, China Telecommunications Corporation
15217.198.191.72Frankfurt am Main, Hesse, Germany
AS21859Zenlayer Inc
15118.89.204.198Shanghai, Shanghai, China
AS45090Shenzhen Tencent Computer Systems Company Limited
936--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T10F634B330A14A57E15135DC59AD1BB09E3FED12BBA94B894D8BECE6802C7EDB8533107

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:TrtKNMBOv2CcrBk1vKsXzMemUTN0gYxcakaci46IpefRWLfUAmOo3urB2iUsblAM:TDBA7aAt6df0r

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:67932:QCsiIOhIiDDBbMpIzTgBIBFw6EoTUDg0AAMaCKSYMOApznhgABFSGkBSUBIKC7VgwQokhxJlQcBWQEDR0RRogtGUmRpgAEBi

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:bde0e4ffffc3dfe7
Perceptual Hash:f24a4a8d9d9d334a
Difference Hash:7109090e421eb40c
Wavelet Hash:980040e6fec3dfc7
Color Hash:#7a1f93

Other Hashes

Crop Resistant:7109090e421eb40c

Scan History

Scan history not available

Unable to load historical scan data