Security Scan Report: internal-api-lark-file.feishu.cn

Submitted: Feb 22, 2026, 10:48:36 PMCompleted: Feb 22, 2026, 10:50:35 PMpubliccompleted
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Summary

This website contacted 1 IP in 1 country across 1 domain to perform 3 HTTP transactions. The main domain is internal-api-lark-file.feishu.cn and was registered NaN years ago.

Submitted URL: https://internal-api-lark-file.feishu.cn

The Cisco Umbrella rank of the primary domain is #39,049 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

No security concerns; site appears legitimate but currently unreachable.

Safety Factors
Well‑established domain
High Cisco Umbrella ranking
Absence of malicious Indicators of Compromise
No credential or payment collection mechanisms
No JavaScript malware patterns
Domain age information unavailable

Details

Page Title

internal-api-lark-file.feishu.cn

Scan Type

public

Language

🏳️

UNKNOWN

(0% confidence)

Category

unknown

(0%)

Domain Information

The domain name 'internal-api-lark-file.feishu.cn' uses the Chinese country-code top-level domain (.cn) with subdomain 'internal-api-lark-file'. The registrable portion 'feishu' spans 6 characters containing 3 vowels alongside 3 consonants. It segments into two words: fei, shu. Average segment length settles at three characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://internal-api-lark-file.feishu.cn

Page Load Overview

1.85s
Total Load Time
2
HTTP Requests
1
Domains
0 KB
Total Size

Language Analysis

Primary Language

🏳️UNKNOWN
Code: unknown
Confidence:0%

Detection Details

Language Code:unknown
Detection Confidence:0%
Text Length:18 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
2139.177.246.206Hong Kong
21--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T11F048E77329A063986558498E05B430D9F20B143F506C9BCB9BCBAD9BFDED06107BB78

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:0fQho9PKBb9Js3q9Jzbs6tlg3SBKwdQWgceIszO2bMy8Olda:nhoC9JSqzzbs6o3Sj3gcrsq2eAw

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:184551:QcCiVigFkICaBOuwC4ioNBACgBoIYw7iKUAEmR3ohLIScEFCtwSYASgYFgAl6yoGkwoyisDgAIWgBCQASYAKNAnGcVYQFWAA

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:ffcfc3c7ffffffff
Perceptual Hash:b131cccccc673333
Difference Hash:00180c1400000000
Wavelet Hash:fcdcc0cc00000000
Color Hash:#79a4d2

Other Hashes

Crop Resistant:00180c1400000000

Scan History

Scan history not available

Unable to load historical scan data