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Security Scan Report: android-api.duolingo.cn

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Submitted: Completed: publiccompleted

Summary

API
This view is built from:
Scan result: counts, verdicts, details, IPs, technologies, hashes/api/v1/result/d5f9cc4a-74f8-4138-a8e8-8e72b3ca5898Domain and IP registration (RDAP)/api/v1/rdap/d5f9cc4a-74f8-4138-a8e8-8e72b3ca5898How often this domain was scanned/api/v1/domain/stats/android-api.duolingo.cnScan history for this domain/api/v1/domain/history/android-api.duolingo.cn?limit=15
This website contacted 23 IPs in 2 countries across 11 domains to perform 107 HTTP transactions. The main domain is duolingo.cn and was registered 15 years ago.

Submitted URL: https://android-api.duolingo.cn

The Cisco Umbrella rank of the primary domain is #96,478 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

AI analysis skipped: Low-risk scan (score=23) on well-ranked domain #96,478.

Safety Factors (3)
Well-established domain (ranked #96,478)
No forms or interactive credential elements
No IoC, hunting rule, or IDS alerts
Domain age information unavailable

Details

Page Title

多邻国 - 全球火爆的学习平台

Scan Type

public

Domain Name Analysis

The domain name 'android-api.duolingo.cn' uses the Chinese country-code top-level domain (.cn); it also runs on subdomain 'android-api'. Its registrable label 'duolingo' stretches across 8 characters with four vowels and four consonants. It segments into 2 words: duo, lingo. Expect four characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

J duolingo wows soucna v HARRAH REReHRewheowooew BEEGQE Cookie HRBBROGR CRG AHR EBR OBEN Cookie HABE RBELAGR ONG ABER Ewe OBE O ee Cookie” RABRAHER Cookie ANH BHRNHNHA Cookie NH HBOS COOKIE

Page Load Overview

5.08s
Total Load Time
3.4 MB
Total Size

Language Analysis

Primary Language

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

Detection Details

HTML Lang Attribute:zh-CN
Text Length:1,340 chars
Detector Agreement:75%

Website Classification

Primary Category

education learning82% confidence
Type: spa
Method: ml+structural

All Detected Categories

education learning
82%
corporate business
66%
technology software
62%
adult content
58%
entertainment media
56%

Detected Features

OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
19110.75.170.67Hangzhou, Zhejiang, China
AS37963Hangzhou Alibaba Advertising Co.,Ltd.
4104.18.87.42Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
43.174.45.129Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
4142.250.154.94Google · CDNUnited States
AS15169Google LLC
4104.18.32.137Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
4142.251.14.94Google · CDNUnited States
AS15169Google LLC
43.174.46.128Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
452.73.141.135Aws · CLOUDAshburn, Virginia, United States
AS14618Amazon.com, Inc.
4192.178.183.97Google · CDNUnited States
AS15169Google LLC
4142.251.127.84Google · CDNUnited States
AS15169Google LLC
10723--

Detected Technologies6

OneTrust
60%
Google Tag Manager
50%
HSTS
40%
Envoy
40%
React
30%
Google Sign-in
20%

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1DEB4D716F2241B65FBAF07CCC9F27918203131DF6E55289CB42525F0AA1EE993C779CA

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:xhR3FUCxEUuTppawXRihaWD8vSbGctlMuO5FZKR56/RrX4CewfZan/qgr/grVZIG:qWfLwfZanuMn2wmwM

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:514698:BAEEI48AglYRct3kSAsAgAEQyIRBGIywABGigeIoAQVkkmvgEJAhEBCGAlLTQbRQHJAQBwGGRIAGAEIOgXWkI+y4yZFUBBFD

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:dffff3c3c3f7fd09
Perceptual Hash:ecb4db94782d6612
Difference Hash:320026161504a189
Wavelet Hash:9afec3c3c3c72c00
Color Hash:N/A

Other Hashes

Crop Resistant:320026161504a189

Scan History

Scan history not available

Unable to load historical scan data